Marci Carol Silverman, M.D.

Primary specialty

Developmental - Behavioral Pediatrics PhysicianTaxonomy code 2080P0006X

License

171854 Issued in NY

Practice address

1111 Montauk Hwy
West Islip, NY 11795-4910

Phone

(631) 224-8533

Fax

(631) 224-8560

NPI assigned

Jun 22, 2005

Sex

Female

Sole proprietor

No

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Enrolled in NY

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: Yes
• Power mobility devices: Yes
• Hospice: Yes

Green means eligible to order or refer.

Enrollment records 1

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Networks

• Healthfirst Medicare Network H9678
• Healthfirst Medicare Network H1722
• Healthfirst Medicare Network H5989
• Healthfirst Medicare Network H3359

Interoperability endpoints

• Direct secure messaging: msilverman39515@direct-chsli.net

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.

• Samaritan Pediatric Services, P.C.

  • Pediatrics Physician
  • Babylon, NY
  • NPI 1730308925
  Medicare reassignment NPD
• St Charles Hospital Corp

  • General Acute Care Hospital
  • Port Jefferson, NY
  • NPI 1497765630
  NPD (past)

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1119398400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1952307282",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1111 MONTAUK HWY",
            "city": "WEST ISLIP",
            "state": "NY",
            "postal_code": "117954910",
            "telephone_number": "631-224-8533",
            "fax_number": "631-224-8560"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1111 MONTAUK HWY",
            "city": "WEST ISLIP",
            "state": "NY",
            "postal_code": "117954910",
            "telephone_number": "631-224-8533",
            "fax_number": "631-224-8560"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "SILVERMAN",
        "first_name": "MARCI",
        "middle_name": "CAROL",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2005-06-22",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2080P0006X",
            "taxonomy_group": "",
            "desc": "Pediatrics, Developmental - Behavioral Pediatrics",
            "state": "NY",
            "license": "171854",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Branda Shrivastava
• Elina Shtridler, MD/MPH
• William H Sierra, PA
• Douglas Wayne Silfen, MD
• Dennis Silverbloom, PT
• John Mathew Simon, MD
• Geraldine Simons
• Steven Simonsen, MD
• Danielle Simpson, MS, CCC-SLP, TSSLD
• Angela Singer, PA-C

• Developmental - Behavioral Pediatrics Physician in West Islip, NY
• Providers in West Islip, NY by specialty
• Developmental - Behavioral Pediatrics Physician in New York

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 13, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.