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Substance use

Groundswell LLC

Tomball, Texas · Harris County

Summary

Groundswell LLC, in Tomball, Texas, is listed in SAMHSA’s FindTreatment.gov directory for substance use treatment. Its listing names Medicaid and Medicare among the payments it accepts. 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
Not listedServices in Spanish
Young Adults, Adults, SeniorsAges

Quick answers

What is Groundswell LLC?
Groundswell LLC is a treatment facility in Tomball, Texas, listed in SAMHSA’s FindTreatment.gov directory for substance use.
Does Groundswell LLC accept Medicaid?
Its SAMHSA listing names Medicaid among the payments it accepts. Ask whether it takes your Medicaid plan.
Does Groundswell LLC accept Medicare?
Its SAMHSA listing names Medicare among the payments it accepts.
Is treatment at Groundswell LLC free or low cost?
It lists payment assistance; ask the facility for details.
Does Groundswell LLC offer services in Spanish?
Spanish is not among the language services in its SAMHSA listing. Call to ask about interpreters.
Where is Groundswell LLC?
28314 Calvert Road, Tomball, TX 77377, in Harris County, Texas.
What is the phone number of Groundswell LLC?
(281) 351-8585, 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
Exclusive servicesOpioid use disorder clients only

Who it serves

Age groups acceptedYoung Adults; Adults; Seniors
Sex acceptedFemale; Male
Special programs or groupsPregnant/postpartum women; Veterans

Payment and insurance

Payment, insurance or funding acceptedMedicare; Medicaid; Federal military insurance (e.g., TRICARE); Private health insurance; Cash or self-payment
Payment assistance availablePayment assistance (check with facility for details)

Treatment and services

Type of opioid treatmentBuprenorphine maintenance; Federally-certified Opioid Treatment Program; Methadone maintenance; Prescribes buprenorphine; Maintenance service with medically supervised withdrawal after stabilization
Opioid medications used in treatmentMethadone used in Treatment; Buprenorphine used in Treatment
Alcohol use disorder treatmentDoes not treat alcohol use disorder
Treatment approachesAnger management; Brief intervention; Cognitive behavioral therapy; Motivational interviewing; Relapse prevention; Substance use disorder counseling
Medicines (pharmacotherapies)Methadone; Buprenorphine with naloxone; Buprenorphine without naloxone; Nicotine replacement; Non-nicotine smoking/tobacco cessation
Assessment and pre-treatmentComprehensive substance use assessment; Outreach to persons in the community; Complete medical history/physical exam; Screening for tobacco use; Screening for substance use
TestingBreathalyzer or blood alcohol testing; Drug and alcohol oral fluid testing; Drug or alcohol urine screening; HIV testing; STD testing; TB screening
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
Ancillary servicesCase management service; Early intervention for HIV; Social skills development
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; Commission on Accreditation of Rehabilitation Facilities (CARF); SAMHSA certification for opioid treatment program (OTP); Drug Enforcement Agency (DEA)
Facility operationPrivate for-profit organization
Smoking policySmoking not permitted
Vaping policyVaping not permitted

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

Address28314 Calvert Road, Tomball, TX 77377
CountyHarris County
StateTexas
Phone(281) 351‑8585
Website (as listed by SAMHSA)carsmethadone.com
Program or other nameCounseling and Recovery Services
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