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Substance use

Haart

Hayward, California · Alameda County

Summary

Haart, in Hayward, California, is listed in SAMHSA’s FindTreatment.gov directory for substance use treatment. Its listing names Medicaid and Medicare among the payments it accepts. It lists a sliding fee scale. It lists services in Spanish. Source: SAMHSA, FindTreatment.gov, retrieved 2026-11-11.

Official data

This page shows the facility’s listing in SAMHSA’s FindTreatment.gov directory. SAMHSA does not rate treatment quality, and we do not rank or recommend facilities. Services, payment and openings change: call before you go.

In an emergency, call 911.

At a glance

Substance use treatmentListed by SAMHSA as
YesAccepts Medicaid
YesAccepts Medicare
YesSliding fee scale
YesServices in Spanish
Children/Adolescents, Young Adults, SeniorsAges

Quick answers

What is Haart?
Haart is a treatment facility in Hayward, California, listed in SAMHSA’s FindTreatment.gov directory for substance use.
Does Haart accept Medicaid?
Its SAMHSA listing names Medicaid among the payments it accepts. Ask whether it takes your Medicaid plan.
Does Haart accept Medicare?
Its SAMHSA listing names Medicare among the payments it accepts.
Is treatment at Haart free or low cost?
It lists a sliding fee scale: the fee depends on income and other factors.
Does Haart offer services in Spanish?
Yes. Its SAMHSA listing includes Spanish among its language services.
Where is Haart?
20094 Mission Boulevard, Hayward, CA 94541, in Alameda County, California.
What is the phone number of Haart?
(510) 727-9755 ext. 42, as listed by SAMHSA. Call to confirm services and hours.

Type of care and setting

Type of careSubstance use treatment
Service settingOutpatient; Outpatient methadone/buprenorphine or naltrexone treatment; Regular outpatient treatment
Exclusive servicesOpioid use disorder clients only

Who it serves

Age groups acceptedChildren/Adolescents; Young Adults; Seniors
Sex acceptedFemale; Male
Special programs or groupsYoung adults; Adult women; Pregnant/postpartum women; Adult men; Seniors or older adults; Veterans; Active duty military; Members of military families; Criminal justice (other than DUI/DWI)/Forensic clients; Clients with co-occurring mental and substance use disorders; Clients with co-occurring pain and substance use disorders; Clients with HIV or AIDS; Clients who have experienced sexual abuse; Clients who have experienced intimate partner violence, domestic violence; Clients who have experienced trauma
Language servicesSpanish

Payment and insurance

Payment, insurance or funding acceptedMedicare; Medicaid; Federal military insurance (e.g., TRICARE); Private health insurance; Cash or self-payment; State-financed health insurance plan other than Medicaid
Payment assistance availableSliding fee scale (fee is based on income and other factors)

Treatment and services

Type of opioid treatmentBuprenorphine maintenance; Federally-certified Opioid Treatment Program; Methadone maintenance; Prescribes buprenorphine; Prescribes naltrexone; Relapse prevention with naltrexone; Lofexidine or Clonidine detoxification; Maintenance service with medically supervised withdrawal after stabilization
Opioid medications used in treatmentMethadone used in Treatment; Buprenorphine used in Treatment; Naltrexone used in Treatment
Alcohol use disorder treatmentThis facility administers/prescribes medication for alcohol use disorder
Treatment approachesBrief intervention; Cognitive behavioral therapy; Contingency management/motivational incentives; Motivational interviewing; Relapse prevention; Substance use disorder counseling; Telemedicine/telehealth therapy; Trauma-related counseling
Medicines (pharmacotherapies)Acamprosate (Campral®); Disulfiram; Methadone; Buprenorphine with naloxone; Buprenorphine without naloxone; Buprenorphine (extended-release, injectable); Naltrexone (oral); Naltrexone (extended-release, injectable); Clonidine; Medication for mental disorders; Medications for pre-exposure to prophylaxis; Nicotine replacement; Non-nicotine smoking/tobacco cessation
Assessment and pre-treatmentComprehensive substance use assessment; Complete medical history/physical exam; Screening for tobacco use; Screening for substance use; Screening for mental disorders
TestingBreathalyzer or blood alcohol testing; Drug and alcohol oral fluid testing; Drug or alcohol urine screening; HIV testing; STD testing; TB screening; Testing for Hepatitis C (HCV)
Education and counseling servicesHIV or AIDS education, counseling, or support; Hepatitis education, counseling, or support; Health education services other than HIV/AIDS or hepatitis; Substance use disorder education; Smoking/vaping/tobacco cessation counseling; Individual counseling; Group counseling; Family counseling; Marital/couples counseling
Ancillary servicesCase management service; Social skills development; Transportation assistance; Suicide prevention services
Recovery support servicesHousing services; Assistance with obtaining social services; Recovery coach; Mentoring/peer support; Employment counseling or training
Transitional servicesAftercare/continuing care; Discharge Planning; Naloxone and overdose education; Outcome follow-up after discharge

About the facility

License, certification or accreditationState substance use treatment agency; State department of health; The Joint Commission; SAMHSA certification for opioid treatment program (OTP); Drug Enforcement Agency (DEA)
Facility operationPrivate non-profit organization
Smoking policySmoking permitted in designated area
Vaping policyVaping permitted in designated area

As listed by the facility in SAMHSA’s FindTreatment.gov directory. Ask the facility to confirm before you start. Sources

What to ask when you call

  • Are you taking new clients, and how soon can I start?
  • Do you accept my insurance or my Medicaid or Medicare plan? What will I pay?
  • How does your sliding fee or payment help work, and what papers should I bring?
  • Which programs do you offer here (outpatient, intensive outpatient, residential, detox), and how long do they last?
  • Do you offer medicines for alcohol or opioid use disorder, or do you work with someone who prescribes them?
  • Is the program licensed or accredited, and by whom?
  • Do you have staff who speak my language, or interpreters?
  • Can family members take part?

A general checklist, not medical advice. For advice about your health, talk to a doctor or other health professional.

Other treatment centers nearby

By straight-line distance (not driving distance). Not a ranking.

Nearest emergency rooms

Hospitals that list emergency services in Medicare data, by straight-line distance.

Contact details from the listing

Address20094 Mission Boulevard, Hayward, CA 94541
CountyAlameda County
StateCalifornia
Phone(510) 727‑9755 ext. 42
Intake phone(510) 727‑9755 ext. 21
Website (as listed by SAMHSA)haart.org
Program or other nameHayward
SAMHSA listingsSubstance use treatment
CorrectionsReport an error or suggest an update →

Sources

  1. FindTreatment.gov: National Directory of Mental Health and Substance Use Treatment Facilities — Substance Abuse and Mental Health Services Administration (SAMHSA), retrieved 2026-11-11
  2. FindTreatment.gov API documentation — SAMHSA
  3. 988 Suicide & Crisis Lifeline: frequently asked questions — SAMHSA, checked 2026-11-11
  4. SAMHSA’s National Helpline — SAMHSA, checked 2026-11-11
  5. U.S. Census Bureau ZIP code areas (ZIP-to-county relationship file) — county of the ZIP code