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Saint Catherine of Siena MC – Saint Catherine of Siena PROS

Riverhead, NY 11901

(833) 589-6933 Free admissions helpline · available 24/7
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Levels of care1 program
Payment5 optionsTakes private insurance
AgesAdultsAll genders
MATNot listed
LanguagesEnglish
AccreditationState licensed

About Saint Catherine of Siena MC – Saint Catherine of Siena PROS

Saint Catherine of Siena MC – Saint Catherine of Siena PROS is a nonprofit mental health treatment provider in Riverhead, New York.

Levels of care offered here include partial hospitalization (day treatment). Clinicians use approaches such as activity therapy, group therapy, and Integrated Mental and Substance Use Disorder treatment.

Payment options include government funding for people who qualify, Medicare, Medicaid, private health insurance, and cash or self-payment. A sliding fee scale based on income is available. Coverage depends on your specific plan, so verify benefits before admission.

The program accepts young adults, adults, and seniors. It offers specialized groups for clients with co-occurring mental and substance use disorders.

Programs & levels of care

Treatment approaches

  • Activity therapy
  • Group therapy
  • Integrated Mental and Substance Use Disorder treatment
  • Telemedicine/telehealth therapy
  • Abnormal involuntary movement scale

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

Insurance & payment

MedicaidAccepted
MedicareAccepted
Private InsuranceAccepted
Military Insurance (TRICARE)Not listed
Cash / Self-PayAccepted
Sliding Scale FeesAccepted
State-Funded / Low-CostNot listed

Sliding fee scale (fee is based on income and other factors)

Check your coverage for freeBenefits depend on your plan and network. An admissions specialist can verify yours in minutes.
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How Saint Catherine of Siena MC – Saint Catherine of Siena PROS compares

  • ✓Accepts Medicare: 2 of 3 programs in Riverhead do.

Based on SAMHSA-listed programs in our directory. Rankings use the StartDrugRehab Score; facilities can't pay to change them. Distances are straight-line.

Reviews of Saint Catherine of Siena MC – Saint Catherine of Siena PROS

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Who they serve & support services

Specialized groups

  • Clients with co-occurring mental and substance use disorders

Counseling & education

  • Smoking/vaping/tobacco cessation counseling

Ancillary services

  • Chronic disease/illness management
  • Illness management and recovery
  • Psychosocial rehabilitation services
  • Supported employment
  • Vocational rehabilitation services
  • Suicide prevention services

Location

Address
Riverhead, NY 11901
Facility's own phone631-727-4044
Websitecatholichealthli.org/behavioral-health

More rehab centers in Riverhead →

Questions about Saint Catherine of Siena MC – Saint Catherine of Siena PROS

What services does Saint Catherine of Siena MC – Saint Catherine of Siena PROS offer?

Saint Catherine of Siena MC – Saint Catherine of Siena PROS lists the following levels of care: mental health treatment. Services can change, so confirm current programs before admission.

Does Saint Catherine of Siena MC – Saint Catherine of Siena PROS accept insurance?

According to SAMHSA data, Saint Catherine of Siena MC – Saint Catherine of Siena PROS accepts county or local government funds, medicare, medicaid, other state funds, private health insurance, and cash or self-payment. Your exact coverage depends on your plan and network status. You can check your benefits with your insurer, or call (833) 589-6933 for a free benefits check.

Does Saint Catherine of Siena MC – Saint Catherine of Siena PROS offer detox?

Saint Catherine of Siena MC – Saint Catherine of Siena PROS does not list detox services. If you need medically supervised withdrawal first, see detox programs or call (833) 589-6933 for help finding one.

Who does Saint Catherine of Siena MC – Saint Catherine of Siena PROS treat?

Saint Catherine of Siena MC – Saint Catherine of Siena PROS accepts young adults, adults, and seniors. Specialized groups include clients with co-occurring mental and substance use disorders.

How do I get admitted to Saint Catherine of Siena MC – Saint Catherine of Siena PROS or a similar program?

Admission usually starts with a phone screening and insurance check, followed by an assessment. You can contact Saint Catherine of Siena MC – Saint Catherine of Siena PROS directly at 631-727-4044. Our admissions helpline at (833) 589-6933 can connect you with a licensed treatment provider, which may not be Saint Catherine of Siena MC – Saint Catherine of Siena PROS. Our helpline is not affiliated with Saint Catherine of Siena MC – Saint Catherine of Siena PROS.

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“Get help” calls our free helpline, not this facility.

Source: SAMHSA FindTreatment.gov, data updated October 2026. Facilities report this information to SAMHSA, and it can change, so confirm details before admission. A listing is not an endorsement. StartDrugRehab.com is not affiliated with Saint Catherine of Siena MC – Saint Catherine of Siena PROS.