State
Opioid treatment programs (methadone clinics) in California
211 treatment centers. Facilities SAMHSA lists as an opioid treatment program (OTP) or as a federally certified opioid treatment program. Certified OTPs are the programs allowed to give methadone for opioid use disorder; many also offer buprenorphine or naltrexone.
City lists
All 211 in California
- Addiction Research and Treatment Inc(626) 855‑5090Substance use · Detox · La Puente · 15229 Amar Road · Spanish
- Addiction Research and Treatment Inc(213) 353‑1140Substance use · Detox · Los Angeles · 1926 West Beverly Boulevard · Spanish
- Addiction Research and Treatment Inc(510) 533‑0800Substance use · Oakland · 1124 International Boulevard · Spanish
- Addiction Research and Treatment Inc(559) 853‑6222Substance use · Detox · Porterville · 89 East Mill Avenue · Spanish
- Addiction Research and Treatment Inc(510) 232‑0874Substance use · Detox · Richmond · 1313 Cutting Boulevard · Spanish
- Addiction Research and Treatment Inc(415) 928‑7800 ext. 4819Substance use · San Francisco · 433 Turk Street
- Addiction Research and Treatment, Inc(323) 242‑0500Opioid treatment program · Los Angeles · 11900 Avalon Blvd Ste 200 and 201
- Addiction Research and Treatment, Inc.(925) 522‑0124Opioid treatment program · Antioch · 3707 and 3711 Sunset Lane, Suites A & B
- Addiction Research and Treatment, Inc.(559) 268‑6261Opioid treatment program · Fresno · 1235 E Street
- Addiction Research and Treatment, Inc.(559) 266‑9581Opioid treatment program · Fresno · 539 N Van Ness Ave
- Addiction Research and Treatment, Inc.(559) 498‑7100Opioid treatment program · Fresno · 3103 E Cartwright Ave.
- Addiction Research and Treatment, Inc.(323) 235‑5035Opioid treatment program · Los Angeles · 4920 South Avalon Blvd.
- Addiction Research and Treatment, Inc.(310) 537‑5883Opioid treatment program · Lynwood · 11682 Atlantic Ave
- Addiction Research and Treatment, Inc.(650) 324‑1470Opioid treatment program · Menlo Park · 795 Willow Rd., Building 332
- Addiction Research and Treatment, Inc.(510) 232‑0874Opioid treatment program · Richmond · 1301 and 1313 Cutting Blvd.
- Addiction Research and Treatment, Inc.(415) 863‑3883Opioid treatment program · San Francisco · 1111 Market St., First Floor
- Addiction Research and Treatment, Inc.(559) 625‑8890Opioid treatment program · Visalia · 1646 South Court St.
- Aegis Treatment Center(909) 563‑7076Substance use · Mental health · Detox · Ontario · 125 West F Street, Suite 101 · Spanish
- Aegis Treatment Centers LLC(805) 461‑5212Substance use · Detox · Atascadero · 6500 Morro Road, Suites C and D · Spanish
- Aegis Treatment Centers LLC(661) 218‑2108Substance use · Bakersfield · 6001 Truxtun Avenue, Suites 100 and 110
- Aegis Treatment Centers LLC(661) 861‑9967Substance use · Bakersfield · 1018 21st Street · Spanish
- Aegis Treatment Centers LLC(661) 328‑0245Substance use · Bakersfield · 501 West Columbus Street · Spanish
- Aegis Treatment Centers LLC(951) 417‑6612Substance use · Detox · Banning · 2781 West Ramsey Street, Suites 3 and 4 · Spanish
- Aegis Treatment Centers LLC(209) 353‑4838Substance use · Detox · Ceres · 1768 Mitchell Road, Suite 301 · Spanish
- Aegis Treatment Centers LLC(530) 345‑3491Substance use · Detox · Chico · 582, 584, 586, 588, and 590 Rio Lindo Avenue · Spanish
- Aegis Treatment Centers LLC(661) 721‑0463Substance use · Detox · Delano · 1019 Jefferson Street · Spanish
- Aegis Treatment Centers LLC(626) 471‑8459Substance use · Detox · El Monte · 11041 East Valley Boulevard · Spanish
- Aegis Treatment Centers LLC(707) 296‑1865Substance use · Eureka · 2107 1st Street · Spanish
- Aegis Treatment Centers LLC(559) 229‑9041Substance use · Detox · Fresno · 3707 East Shields Avenue · Spanish
- Aegis Treatment Centers LLC(530) 863‑8798Substance use · Detox · Grass Valley · 109 Margaret Lane · Spanish
- Aegis Treatment Centers LLC(760) 956‑2462Substance use · Detox · Hesperia · 11776 Mariposa Road, Suite 103 · Spanish
- Aegis Treatment Centers LLC(310) 412‑0261Substance use · Detox · Inglewood · 614 West Manchester Boulevard, Suite 104 · Spanish
- Aegis Treatment Centers LLC(209) 224‑8940Substance use · Detox · Lodi · 541 South Ham Lane, Suites A and B · Spanish
- Aegis Treatment Centers LLC(209) 239‑9600Substance use · Manteca · 955 West Center Street, Suites 12-A, B, 14, and 1
- Aegis Treatment Centers LLC(530) 742‑7747Substance use · Detox · Marysville · 201 D Street, Suite G · Spanish
- Aegis Treatment Centers LLC(209) 725‑1060Substance use · Detox · Merced · 1343 West Main Street, Suites A and B
- Aegis Treatment Centers LLC(209) 527‑4597Substance use · Detox · Modesto · 1235 McHenry Avenue, Suites A and B · Spanish
- Aegis Treatment Centers LLC(805) 436‑2882Substance use · Oxnard · 2055 Saviers Road, Suite A · Spanish
- Aegis Treatment Centers LLC(626) 794‑1161Substance use · Detox · Pasadena · 1450 North Lake Avenue, Suite 150 · Spanish
- Aegis Treatment Centers LLC(909) 623‑6391Substance use · Pomona · 1050 North Garey Avenue · Spanish
- Aegis Treatment Centers LLC(530) 215‑0105Substance use · Detox · Redding · 1147 Hartnell Avenue
- Aegis Treatment Centers LLC(909) 501‑5167Substance use · Redlands · 1889 West Redlands Boulevard, Building 9 · Spanish
- Aegis Treatment Centers LLC(916) 774‑6647Substance use · Detox · Roseville · 1133 Coloma Way, Suites B and C
- Aegis Treatment Centers LLC(805) 522‑1845Substance use · Simi Valley · 660 East Los Angeles Avenue, Suite B-2 · Spanish
- Aegis Treatment Centers LLC(209) 478‑2487Substance use · Stockton · 8626 Lower Sacramento Road, Suite 41 · Spanish
- Aegis Treatment Centers LLC(209) 463‑0870Substance use · Stockton · 1947 North California Street, Suites B and C · Spanish
- Aegis Treatment Centers LLC(209) 463‑0872Substance use · Detox · Stockton · 1839 South El Dorado Street
- Aegis Treatment Centers, LLC(707) 273‑6395Opioid treatment program · Eureka · 2107, 2109, 2113, 2115 1st Street
- Aegis Treatment Centers, LLC(562) 946‑1587Opioid treatment program · La Mirada · 14240 E. Imperial Hwy.and 14238 E. Imperial Hwy.
- Aegis Treatment Centers, LLC(909) 986‑4550Opioid treatment program · Ontario · 125 West F Street
- Aegis Treatment Centers, LLC(530) 222‑7213Opioid treatment program · Redding · 1129, 1133, 1135, 1141, 1145, 1147, 1137 Hartnell Avenue, Suites, B, C, D & E
- Aegis Treatment Centers, LLC(805) 964‑4795Opioid treatment program · Santa Barbara · 4129 State Street, Suite B,D,E,F
- Aegis Treatment Centers, LLC(805) 922‑6597Opioid treatment program · Santa Maria · 115 East Fesler St.
- Aegis Treatment Centers, LLC(805) 525‑4669Opioid treatment program · Santa Paula · 625 East Main Street
- Aegis Treatment Centers, LLC(626) 915‑3844Opioid treatment program · West Covina · 1825 East Thelborn St.
- Aegis Treatment Centers, LLC(310) 513‑0626Opioid treatment program · Wilmington · 909 N. Avalon Blvd
- Aegis Treatment Centers, LLC - Redlands(909) 501‑5167Opioid treatment program · Redlands · 1889 W. Redlands Blvd., Bldg 9
- ALT Recovery Group 2 LLC(818) 626‑8053Substance use · Detox · Chatsworth · 20946 Devonshire Street, Suite 100 · Spanish
- Amata LLC(888) 682‑6282Substance use · Detox · Corona · 222 West 6th Street · Spanish
- American Addiction Treatment Services(916) 640‑6278Substance use · Detox · Marysville · 1496-1498 North Beale Road · Spanish
- American Health Services LLC(661) 947‑3333Opioid treatment program · Palmdale · 2720 E. Palmdale Blvd. #129, #130, #131
- American Health Services LLC(323) 768‑5508 ext. 2301Substance use · Detox · Van Nuys · 6265 Sepulveda Boulevard, Suite 9
- American Health Services LLC(310) 399‑9883 ext. 2201Substance use · Detox · Venice · 717 Lincoln Boulevard · Spanish
- American Health Services, LLC(661) 864‑7531Opioid treatment program · Bakersfield · 609 E. 18th St
- American Health Services, LLC(661) 321‑0234Opioid treatment program · Bakersfield · 1010 1/2 South Union Ave.
- American Health Services, LLC(562) 916‑7581Opioid treatment program · Hawaiian Gardens · 21505 Norwalk Blvd.
- Anaheim Comprehensive Treatment(714) 581‑9181Substance use · Detox · Anaheim · 1420 North State College Boulevard · Spanish
- BAART Behavioral Health Services Inc(559) 266‑9581Substance use · Detox · Fresno · 539 North Van Ness Avenue · Spanish
- BAART Behavioral Health Services Inc(559) 498‑7100 ext. 2552Substance use · Fresno · 3103 East Cartwright Avenue · Spanish
- BAART Behavioral Health Services Inc(916) 649‑6793Substance use · Detox · Sacramento · 310 Harris Avenue, Suite A · Spanish
- BAART Programs(214) 379‑3300Substance use · Fresno · 1235 E Street · Spanish
- BAART Programs(310) 537‑5883Substance use · Lynwood · 11682 Atlantic Boulevard · Spanish
- BAART Programs Carmichael(214) 379‑3300Substance use · Carmichael · 6127 Fair Oaks Boulevard
- BAART Programs San Mateo(650) 324‑1470 ext. 2405Substance use · Detox · Menlo Park · 795 Willow Road, Building 332 · Spanish
- BAART Programs Southeast(214) 379‑3300 ext. 1727Substance use · Detox · Los Angeles · 4920 Avalon Boulevard · Spanish
- BAART Programs Sun Valley(818) 768‑5525 ext. 3030Substance use · Sun Valley · 8741 Laurel Canyon Boulevard · Spanish
- BAART Programs Visalia Inc(559) 625‑8890Substance use · Detox · Visalia · 1646 South Court Street · Spanish
- Bay Area Addiction Research and Treatment(925) 522‑0124Substance use · Antioch · 3707 Sunset Lane · Spanish
- Bayview Hunters Point Foundation(415) 822‑8200Substance use · Mental health · San Francisco · 1625 Carroll Avenue
- Bayview Hunters Point Foundation for Community Improvement, Inc.(415) 822‑8200Opioid treatment program · San Francisco · 1625 Carroll Avenue
- Baywell Health(510) 835‑9610 ext. 2068Substance use · Mental health · Detox · Oakland · 700 Adeline Street · Spanish
- Berkeley Addiction Treatment Services(510) 644‑0200Substance use · Detox · Berkeley · 2975 Sacramento Street · Spanish
- Bi-Valley Medical Clinic, Inc.(916) 974‑8090Opioid treatment program · Carmichael · 6127 Fair Oaks Blvd.
- Bi-Valley Medical Clinic, Inc.(916) 649‑6793Opioid treatment program · Sacramento · 310 Harris Ave., Suites A, E, F and G
- C.O.R.E. Medical Clinic, Inc.(916) 442‑4985Opioid treatment program · Sacramento · 2100 Capitol Avenue
- C.O.R.E. Medical Clinic, Inc.(916) 796‑0020Opioid treatment program · West Sacramento · 3990 Industrial Blvd.
- Capalina Comprehensive Treatment(760) 744‑2104Substance use · Detox · San Marcos · 1560 Capalina Road · Spanish
- Central Valley Clinic(408) 885‑5400Substance use · San Jose · 2425 Enborg Lane · Spanish
- Central Valley Methadone Clinic(408) 885‑5400Opioid treatment program · San Jose · 2425 Enborg Lane
- CFMG Opioid Treatment Program - Santa Rita Jail(925) 551‑6707Opioid treatment program · Dublin · 5325 Broder Blvd.
- CLARE Matrix(323) 287‑2023Substance use · Detox · Los Angeles · 5220 West Washington Boulevard, Suites 101 and 104 · Spanish
- Coastal Comprehensive Treatment Center(310) 549‑8383 ext. 200Substance use · Wilmington · 117 East Harry Bridges Boulevard · Spanish
- Colton Comprehensive Treatment Center(877) 374‑1654Substance use · Detox · Colton · 2275 East Cooley Drive · Spanish
- Community Health Care Clinic/ Narcotics Prevention Association Project(323) 263‑9700Opioid treatment program · Los Angeles · 942 South Atlantic Blvd.
- Community Human Services(831) 424‑4828 ext. 600Substance use · Salinas · 1083 South Main Street · Spanish
- Community Human Services Off Main Clinic(831) 424‑4828Opioid treatment program · Salinas · 1083 South Main St.
- CORE Medical Clinic Inc(916) 442‑4985Substance use · Sacramento · 2100 Capitol Avenue · Spanish
- CORE Medical Clinic Inc(916) 796‑0020Substance use · West Sacramento · 3990 Industrial Boulevard · Spanish
- Desert Comprehensive Treatment Center(760) 322‑9065Substance use · Palm Springs · 1330 North Indian Canyon Drive, Suite A · Spanish
- Drug Abuse Alternatives Center(707) 526‑2999Opioid treatment program · Santa Rosa · 2403 Professional Drive, Suite 103
- El Cajon Comprehensive Treatment Center(619) 579‑8373Substance use · Detox · El Cajon · 234 North Magnolia Avenue
- El Dorado Community Service Center(310) 671‑9294Substance use · Inglewood · 4450 West Century Boulevard
- El Dorado Community Service Center(619) 263‑0433Substance use · Detox · San Diego · 1733 Euclid Ave. · Spanish
- Eldorado Community Service Center(661) 288‑2644Opioid treatment program · Newhall · 24625 Arch St.
- Escondido Comprehensive Treatment(760) 745‑7786Substance use · Detox · Escondido · 161 North Date Street
- Evexia Health Services(951) 427‑3482Substance use · Detox · Corona · 109 East 11th Street · Spanish
- Evexia Health Services(951) 391‑1470Substance use · Detox · Hemet · 601 East Florida Avenue · Spanish
- Evexia Health Services(951) 579‑6353Substance use · Detox · Moreno Valley · 24941 Dracaea Avenue · Spanish
- Fort Help Mission Inc(415) 821‑1427Substance use · Detox · San Francisco · 1101 Capp Street · Spanish
- Haart(510) 727‑9755 ext. 42Substance use · Hayward · 20094 Mission Boulevard · Spanish
- Haart(510) 875‑2300Substance use · Detox · Oakland · 10850 MacArthur Boulevard, Suite 200 · Spanish
- Harmonic Solutions(925) 278‑1792Substance use · Walnut Creek · 1776 Ygnacio Valley Road, Suite 206
- Humanistic Alternatives to Addiction Research & Treatment (HAART) - Hayward(510) 727‑9755Opioid treatment program · Hayward · 20094 Mission Blvd.
- Humanistic Alternatives to Addiction Research and Treatment - HAART - Oakland, Inc.(510) 875‑2300Opioid treatment program · Oakland · 10850 MacArthur Blvd., Suite 200
- Imperial Valley Medical Clinic Inc(760) 357‑6566Substance use · Detox · Calexico · 535 Cesar Chavez Boulevard · Spanish
- Imperial Valley Medical Clinic Inc(760) 482‑0864Substance use · Detox · El Centro · 200 South 5th Street · Spanish
- Janus Community Clinic(831) 425‑0112Substance use · Detox · Santa Cruz · 200 7th Avenue, Suite 150 · Spanish
- Janus of Santa Cruz(831) 278‑7933Opioid treatment program · Santa Cruz · 1000 A Emeline Ave.
- Janus South County(831) 319‑4200Substance use · Santa Cruz · 200 7th Avenue, Suite 150 · Spanish
- Janus South County(831) 319‑4200Opioid treatment program · Watsonville · 284 Pennsylvania Dr., Suite 1 and 2
- Kings View(559) 688‑7531Substance use · Detox · Tulare · 793 North Cherry Street · Spanish
- Kings View Substance Abuse Program - Tulare County(559) 688‑7531Opioid treatment program · Tulare · 793 N. Cherry Ave.
- Lifeline Treatment Services Inc(510) 777‑8448Substance use · Detox · Oakland · 10429 International Boulevard · Spanish
- Los Angeles Ambulatory Care Clinic (LAACC) VA Opioid Treatment Program(213) 253‑2677Opioid treatment program · Los Angeles · 351 East Temple St., Mail Code 11-C
- Marin Treatment Center(415) 457‑3755Substance use · Mental health · San Rafael · 1466 Lincoln Avenue
- MedMark Treatment Centers(707) 435‑9911Substance use · Fairfield · 1143 Missouri Street · Spanish
- MedMark Treatment Centers(559) 264‑2700Substance use · Fresno · 1310 M Street · Spanish
- MedMark Treatment Centers(214) 379‑3300Substance use · Detox · Hayward · 795 Fletcher Lane · Spanish
- MedMark Treatment Centers(323) 242‑0500 ext. 4774Substance use · Detox · Los Angeles · 11900 South Avalon Boulevard, Suite 200 · Spanish
- MedMark Treatment Centers(209) 938‑0228Substance use · Stockton · 1105-1111 North El Dorado Street · Spanish
- MedMark Treatment Centers(707) 649‑8300Substance use · Vallejo · 1628 Broadway Street
- MedMark Treatment Centers - Fairfield, Inc.(707) 435‑9911Opioid treatment program · Fairfield · 1143 Missouri Street
- MedMark Treatment Centers - Fresno West, Inc.(559) 264‑2700Opioid treatment program · Fresno · 1310 M St
- Medmark Treatment Centers - Sacramento, Inc.(916) 391‑4293Opioid treatment program · Sacramento · 7240 East South Gate Dr., Ste. G
- Medmark Treatment Centers - Stockton, Inc.(209) 938‑0228Opioid treatment program · Stockton · 1105-1111 N. El Dorado St. and 33 Magnolia St. Suites 3 and 5
- MedMark Treatment Centers Sacramento(916) 391‑4293 ext. 4665Substance use · Sacramento · 7240 East Southgate Drive, Suite G · Spanish
- Mental Health Program(510) 587‑3400Opioid treatment program · Oakland · 525 21st Street
- Mission Treatment Services, Inc.(760) 745‑7786Opioid treatment program · Escondido · 161 North Date Street
- Mission Treatment Services, Inc.(760) 547‑1280Opioid treatment program · Oceanside · 1905 Apple Street
- Mission Treatment Services, Inc.(858) 715‑1211Opioid treatment program · San Diego · 8898 Clairemont Mesa BLVD, Suite H
- Narcotic Addiction Treatment Agency, Inc.(818) 768‑5525Opioid treatment program · Sun Valley · 8741 Laurel Canyon Blvd.
- Narcotics Prevention Association Inc(323) 263‑9700Substance use · Detox · Los Angeles · 942 South Atlantic Boulevard · Spanish
- New Life Health Authority(707) 466‑0001Substance use · Mental health · Detox · Ukiah · 280 E Standley Street
- Oceanside Comprehensive Treatment(760) 547‑1280Substance use · Detox · Oceanside · 1905 Apple Street, Suite 3 · Spanish
- Perinatal Substance Abuse Program(408) 885‑5400Substance use · San Jose · 2425 Enborg Lane · Spanish
- Pink Chances Med Corporation Address(888) 821‑7465Substance use · Detox · Tujunga · 7341 Foothill Boulevard, Suite 204
- Revive Pathway(619) 841‑1310Substance use · El Cajon · 1240 Broadway · Spanish
- Sacramento Comprehensive Treatment(916) 394‑1000Substance use · Detox · Sacramento · 7225 East Southgate Drive, Suite D · Spanish
- San Diego Comprehensive Treatment(858) 715‑1211Substance use · Detox · San Diego · 8898 Clairemont Mesa Boulevard, Suite H · Spanish
- San Diego Health Alliance, Inc.(619) 579‑8373Opioid treatment program · El Cajon · 234 North Magnolia Ave.
- San Diego Health Alliance, Inc.(619) 718‑9890Opioid treatment program · San Diego · 7545 Metropolitan Dr.
- San Diego Health Alliance, Inc.(760) 744‑2104Opioid treatment program · San Marcos · 1560 Capalina Rd.
- San Diego Treatment Service, LLC(619) 498‑8260Opioid treatment program · Chula Vista · 1155 Third Ave.
- San Francisco General Hospital(628) 206‑8412Substance use · San Francisco · 1001 Potrero Avenue, Ward 93 · Spanish
- Santa Rosa Treatment Program Inc(707) 576‑0818 ext. 1019Substance use · Detox · Santa Rosa · 625 Steele Lane · Spanish
- Sepulveda VA Opioid Treatment Program(818) 891‑7711Opioid treatment program · Northridge · 16111 Plummer St., Building 10-A
- Soap Mat LLC(760) 983‑2222Substance use · Detox · San Diego · 6425 University Avenue · Spanish
- Soap Mat LLC(760) 305‑7528Substance use · Detox · Vista · 1939 West Vista Wahy, Suite A · Spanish
- South County Methadone Clinic(408) 852‑2420Opioid treatment program · San Martin · 90 Highland Avenue
- Successful Alternatives for Addiction and Counseling Services, Inc.(510) 247‑8300Opioid treatment program · Hayward · 795 Fletcher Lane
- Successful Alternatives for Addiction Counseling Services, Inc.(707) 649‑8300Opioid treatment program · Vallejo · 1628 Broadway Suite A and B
- Sunrise Health and Wellness Center LLC(916) 366‑6531Substance use · Detox · Rancho Cordova · 10089 Folsom Boulevard, Suite A · Spanish
- Tarzana Treatment Center, Inc.(818) 654‑3815Opioid treatment program · Tarzana · 18646 Oxnard St.
- Tarzana Treatment Centers Inc(800) 996‑1051 ext. 1387Substance use · Mental health · Detox · Palmdale · 320 East Palmdale Boulevard · Spanish
- Tarzana Treatment Centers Inc(800) 996‑1051Substance use · Mental health · Detox · Tarzana · 18646 Oxnard Street · Spanish
- Tarzana Treatment Centers, Inc.(800) 996‑1051Opioid treatment program · Long Beach · 5190 Atlantic Ave
- Tavarua Health Services(562) 695‑0737Substance use · Detox · Pico Rivera · 8207 Whittier Blvd. · Spanish
- Tavarua Medical Rehabilitation Service(626) 858‑9500Substance use · Azusa · 474 South Citrus Avenue · Spanish
- Tavarua Medical Rehabilitation Services(626) 858‑9500Opioid treatment program · Azusa · 474 S Citrus Ave
- Temecula Valley Comprehensive(951) 824‑7033Substance use · Detox · Murrieta · 40700 California Oaks Road, Suite 202 · Spanish
- Transcultural Health Development, Inc.(310) 549‑8383Opioid treatment program · Wilmington · 117 East Harry Bridges Blvd.
- Treatment Associates, Inc.(916) 394‑1000Opioid treatment program · Sacramento · 7225 E. Southgate Drive, Ste D
- VA Greater LA Healthcare System(310) 478‑3711Substance use · Mental health · North Hills · 16111 Plummer Street
- VA Greater LA Healthcare Systems(310) 478‑3711Substance use · Mental health · Los Angeles · 11301 Wilshire Boulevard
- VA Oakland Behavioral Health Clinic(510) 587‑3400Substance use · Mental health · Oakland · 525 21st Street
- Valley Health Associates(831) 424‑6655Substance use · Salinas · 913 Blanco Circle · Spanish
- VAMC - San Francisco Substance Abuse Treatment Clinic(415) 221‑4810Opioid treatment program · San Francisco · 4150 Clement St., Building 1, Room 12
- Veterans Affairs Medical Center(415) 221‑4810Substance use · Mental health · Detox · San Francisco · 4150 Clement Street · Spanish
- WCHS, Inc.(909) 370‑1777Opioid treatment program · Colton · 2275 East Cooley Dr.
- WCHS, Inc.(951) 894‑5072Opioid treatment program · Murrieta · 40700 California Oaks Rd., #201/202/203
- WCHS, Inc.(760) 322‑9065Opioid treatment program · Palm Springs · 1330 North Indian Canyon Dr., Suites A & B
- WCHS, Inc.(951) 784‑8010Opioid treatment program · Riverside · 1021 West La Cadena Drive
- West County Medical Clinic(562) 428‑4222Opioid treatment program · Long Beach · 100 East Market St.
- West Los Angeles Opioid Treatment Service(310) 478‑3711Opioid treatment program · Los Angeles · 11301 Wilshire Blvd., Building 257, Basement
- West Oakland Health Council, Inc., Substance Abuse Service Department(510) 302‑3740Opioid treatment program · Oakland · 700 Adeline Street
- Western Health Community Clinics(310) 534‑5590Substance use · Detox · Harbor City · 1647 West Anaheim Street · Spanish
- Western Health Harbor City Clinic(310) 534‑5590Opioid treatment program · Harbor City · 1647 West Anaheim St.
- Western Pacific Med Corp(818) 956‑3737Substance use · Detox · Fullerton · 218 East Commonwealth Avenue · Spanish
- Western Pacific Med Corp(818) 956‑3737Substance use · Detox · Glendale · 4544 San Fernando Road, Suite 201 · Spanish
- Western Pacific Med Corp(818) 956‑3737Substance use · Detox · Lancaster · 45335 North Sierra Highway · Spanish
- Western Pacific Med Corp(818) 956‑3737Substance use · Detox · Mission Viejo · 26921 Crown Valley Parkway, Suite 200 · Spanish
- Western Pacific Med Corp(818) 856‑3737Substance use · Detox · Norwalk · 11902 Rosecrans Boulevard · Spanish
- Western Pacific Med Corp(818) 956‑3737Substance use · Detox · Panorama City · 9462 Van Nuys Boulevard · Spanish
- Western Pacific Med Corp(818) 956‑3737Substance use · Detox · Reseda · 7232 Canby Avenue, Suites 4, 5 and 6 · Spanish
- Western Pacific Med Corp(818) 956‑3737Substance use · Detox · Stanton · 10751 Dale Street · Spanish
- Western Pacific Med Corp(818) 956‑3737Substance use · Detox · Valley Village · 4838 Laurel Canyon Boulevard · Spanish
- Western Pacific Med Corp(818) 956‑3137Substance use · Detox · Van Nuys · 14332 Victory Boulevard · Spanish
- Western Pacific Med Corp(805) 641‑9100Substance use · Detox · Ventura · 955 East Thompson Boulevard · Spanish
- Western Pacific Med-Corp(714) 992‑4770Opioid treatment program · Fullerton · 218 East Commonwealth Ave.
- Western Pacific Re Hab(818) 956‑3737Substance use · Detox · Costa Mesa · 275 Victoria Street, Suite 1-H · Spanish
- Western Pacific Re Hab(818) 956‑3737Substance use · Detox · Fullerton · 218 East Commonwealth Avenue · Spanish
- Western Pacific Re Hab(818) 956‑3737Substance use · Detox · Glendale · 4544 San Fernando Road, Suite 201 · Spanish
- Western Pacific Re Hab(661) 949‑8599Substance use · Detox · Lancaster · 45335 North Sierra Highway · Spanish
- Western Pacific Re Hab(818) 956‑3737Substance use · Detox · Norwalk · 11902 Rosecrans Avenue · Spanish
- Western Pacific Re Hab(818) 956‑3737Substance use · Detox · Panorama City · 9462 Van Nuys Boulevard · Spanish
- Western Pacific Rehabilitation (Fullerton)(714) 992‑4770Opioid treatment program · Fullerton · 218 East Commonwealth Ave.
- Western Pacific Rehabilitation (Glendale)(818) 240‑8843Opioid treatment program · Glendale · 4544 San Fernando Road, Suite 201
- Western Pacific Rehabilitation (Lancaster)(661) 949‑8599Opioid treatment program · Lancaster · 45335 North Sierra Hwy.
- Western Pacific Rehabilitation (Norwalk)(562) 929‑7188Opioid treatment program · Norwalk · 11902 E. Rosecrans Blvd.
- Western Pacific Rehabilitation (Reseda)(818) 705‑5561Opioid treatment program · Reseda · 7232 Canby Ave. Stes. 4,5,6
- Westside Methadone Treatment Program(415) 563‑8200Opioid treatment program · San Francisco · 1301 Pierce St.
Common questions
Opioid treatment programs (methadone clinics) in California: how many are there?
SAMHSA’s FindTreatment.gov directory lists 211 treatment centers in California that match (13% of the 1,671 listed in the state). Facilities SAMHSA lists as an opioid treatment program (OTP) or as a federally certified opioid treatment program. Certified OTPs are the programs allowed to give methadone for opioid use disorder; many also offer buprenorphine or naltrexone.
Which cities in California have the most?
Los Angeles (11), Fresno (9), San Francisco (9), Oakland (8) and Sacramento (8).
All treatment centers in California Drug and alcohol treatment (rehab)Mental health treatment centersDetox centersResidential and inpatient treatmentTreatment centers that accept MedicaidTreatment centers that accept MedicareFree and low-cost treatmentTreatment centers with services in Spanish Opioid treatment programs (methadone clinics): all states Hospitals in California Addiction and mental health treatment centers
Source: SAMHSA, FindTreatment.gov (National Directory of Mental Health and Substance Use Treatment Facilities), retrieved 2026-11-11. SAMHSA publishes no separate release date for this live directory. The directory has no quality ratings, and this list is not a ranking or a recommendation. Methodology