Mountainside ChelseaOutpatient Clinic
243 West 18th Street, New York, NY 10011
Insurance & payment
Coverage categories from the SAMHSA registry. Confirm specific plans with the clinic before your visit.
Services offered
Licensing and accreditation
Reported to the SAMHSA registry by the facility. Accreditation is voluntary, so its absence is not a red flag on its own.
Who this clinic serves
How this clinic compares in New York
This is an opioid treatment program, so medication is usually taken on site rather than picked up at a pharmacy.
Mountainside Chelsea is one of 159 buprenorphine providers listed in New York. On the coverage and access signals the registry records, it is indistinguishable from 6 other New York clinics, so treat the points below as the real differences rather than any ranking.
What stands out here
- It is CARF accredited. Only 13 of 159 New York clinics do (8%).
- It is accredited by the Joint Commission. Only 17 of 159 New York clinics do (11%).
- It also offers naltrexone. Only 42 of 159 New York clinics do (26%).
What it does not report
- No record that it accepts Medicaid. 75% of New York clinics do, so this is worth confirming rather than assuming.
- No record that it accepts Medicare. 60% of New York clinics do, so this is worth confirming rather than assuming.
Worth asking when you call
- Whether they are taking new patients, which changes faster than the registry updates.
- The self-pay price for a first visit, and whether the medication is billed separately.
- How soon a first appointment is available, and what to bring.
Closest alternatives
Medicaid covers buprenorphine treatment in New York, but this clinic is not recorded as accepting it. Compare all 159 New York clinics or see which New York clinic fits your situation.
Details come from the SAMHSA treatment registry, verified 2026-07-28. Coverage and availability change faster than the registry updates, so call before you travel. Ordering across the site reflects how many people can use a clinic, not care quality. How we rank.