Saint Catherine of Siena MC

Also known as DBA Saint Catherine of Siena PROS

Address: Riverhead, NY 11901 · Map

Phone: (631) 727-4044

Website: catholichealthli.org

Partial hospitalizationDual diagnosisMedicaidMedicarePrivate insuranceSliding scaleSelf-pay

Services reported to SAMHSA

Levels of care
Partial hospitalization/day treatment
Treatment focus
Mental health treatment · Treatment for co-occurring disorders plus serious mental illness (SMI) in adults
Facility type
Partial hospitalization/day treatment
Medications used
Chlorpromazine · Fluphenazine · Haloperidol · Loxapine · Perphenazine · Pimozide · Aripiprazole · Brexpiprazole · Cariprazine · Clozapine · Lurasidone · Olanzapine · Olanzapine/Fluoxetine combination · Paliperidone · Quetiapine · Risperidone · Nicotine replacement · Non-nicotine smoking/tobacco cessation · Antipsychotics used in treatment of SMI
Treatment approaches
Activity therapy · Group therapy · Integrated Mental and Substance Use Disorder treatment · Telemedicine/telehealth therapy · Abnormal involuntary movement scale
Education and counseling
Smoking/vaping/tobacco cessation counseling
Special programs
Clients with co-occurring mental and substance use disorders
Ages accepted
Young Adults · Adults · Seniors
Payment accepted
County or local government funds · Medicare · Medicaid · Other State funds · Private health insurance · Cash or self-payment
Payment assistance
Sliding fee scale (fee is based on income and other factors)
Ownership
Private non-profit organization
Other services
Chronic disease/illness management · Illness management and recovery · Psychosocial rehabilitation services · Supported employment · Vocational rehabilitation services · Suicide prevention services

Questions to ask Saint Catherine of Siena MC

Also confirm the facility is licensed by New York. If you are withdrawing from alcohol or benzodiazepines, ask about medical detox; do not stop suddenly on your own.

Paying for treatment at Saint Catherine of Siena MC

Saint Catherine of Siena MC reports accepting Medicaid, Medicare, Private insurance, Sliding scale, Self-pay. With New York Medicaid, treatment is usually covered at little or no cost, though some levels of care need prior authorization. Most private plans must cover substance use treatment on terms comparable to other medical care under federal parity law. A sliding fee scale is available, so bring proof of income.

Distance to specialized care from Riverhead

Measured from the population center of Suffolk County, using SAMHSA locator data mapped by FindRehabMap:

See the Suffolk County treatment map, methadone clinics near Suffolk County and Suboxone doctors near Suffolk County.

Frequently asked questions

What services does Saint Catherine of Siena MC offer?

Saint Catherine of Siena MC reports these levels of care to SAMHSA: Partial hospitalization, Dual diagnosis. Call to confirm current services and openings.

Does Saint Catherine of Siena MC accept insurance?

It reports accepting Medicaid, Medicare, Private insurance, Sliding scale, Self-pay. Ask whether your specific plan is in network before admission.

Where is Saint Catherine of Siena MC located?

Riverhead, NY 11901.

How far is the nearest medical detox from Riverhead?

From the center of Suffolk County, the closest program offering medical detox is in Bohemia, about 3.4 miles away (straight-line), based on SAMHSA locator data mapped by FindRehabMap.

Other treatment facilities in Riverhead

See all 8 facilities in Riverhead · Outpatient · MAT · Accepts Medicaid · Accepts Medicare · Private insurance · Sliding scale

Last reviewed 2026-10-06. Facility details come from SAMHSA's FindTreatment.gov locator and facility-provided information. Confirm services, availability and payment directly with the facility.

Talk to a treatment provider 24/7: (844) 213-1981