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USA Treatment Centers
Official SAMHSA & CMS Regulatory Glossary

SAMHSA Service Code Decoder

Understand official federal service codes, accreditation seals, and CMS provider taxonomy classifications used across our directory.

DT

Detoxification (24/7)

Physician-supervised acute medical detoxification unit for alcohol, opioids, or benzodiazepines.

RES

Residential Inpatient

24-hour residential rehabilitation housing with structured therapy and medical oversight.

OP

Outpatient Care

Outpatient counseling, Intensive Outpatient (IOP), or Partial Hospitalization (PHP).

OTP

Opioid Treatment Program

SAMHSA-certified program authorized to dispense Methadone and Buprenorphine for opioid use disorder.

BU

Buprenorphine / Suboxone Provider

DATA 2000 waivered physician authorized to prescribe Buprenorphine MAT.

NU

Naltrexone / Vivitrol Provider

Facility offering monthly injectable Vivitrol for opioid and alcohol relapse prevention.

MO

Methadone Maintenance

Certified daily clinic dispensing Methadone under SAMHSA federal guidelines.

HH

Co-Occurring / Dual Diagnosis

Specialized dual diagnosis treatment for co-occurring mental health disorders (depression, anxiety, PTSD).