Individual provider Active NPI

William Marrin, PHD

  • Psychologist
  • Port Jefferson, NY
National Provider Identifier
1861493629
Registry record updated May 5, 2011
On this page

Key facts

NPPES NPI Registry
Primary specialty
PsychologistTaxonomy code 103T00000X
License
008777 Issued in NY
Practice address
200 Belle Terre Rd
Port Jefferson, NY 11777-1928
Phone
(631) 474-6000
NPI assigned
Aug 2, 2005
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on May 5, 2011

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Psychologist 103T00000X 008777 NY Primary

Addresses

Primary practice location

200 Belle Terre Rd
Port Jefferson, NY 11777-1928

Mailing address

8 Manor Rd
Smithtown, NY 11787-2715
Phone (631) 265-4670

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in NY
Eligible to order & refer
  • Part B services: Yes
  • Medical equipment: Yes
  • Home health: No
  • Power mobility devices: No
  • Hospice: No
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20050808000959 NY Practitioner - Clinical Psychologist 5092744276 Reassigns benefits to 1 organization
Practice locations: Setauket, NY

Care Compare profile

Medicare Care Compare
Specialty
Clinical Psychologist
Education
Other, 1984
Medicare assignment
Accepts the Medicare-approved amount as payment in full

Practice addresses (Care Compare)

12 Old Field Rd
Setauket, NY 11733-2260
Phone (631) 265-4670

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Philosophy

Practice roles

OrganizationSpecialtyStatusNew patients
St Charles Hospital Corp CurrentSince Apr 22, 2010 Accepting new patients
Dove Psychiatry- NP in Psychiatry, PLLC PastSince Apr 20, 2025 Accepting new patients

Locations

245 Old Country Rd
Melville, NY 11747
Phone (631) 465-6141

200 Belle Terre Rd
Prt Jefferson, NY 11777
Phone (631) 474-6000

Organizations & group practices 2

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.

NPI Registry JSON

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

{
    "created_epoch": "1122940800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1304553600000",
    "number": "1861493629",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "8 MANOR RD",
            "city": "SMITHTOWN",
            "state": "NY",
            "postal_code": "117872715",
            "telephone_number": "631-265-4670"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "200 BELLE TERRE RD",
            "city": "PORT JEFFERSON",
            "state": "NY",
            "postal_code": "117771928",
            "telephone_number": "631-474-6000"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MARRIN",
        "first_name": "WILLIAM",
        "credential": "PHD",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2005-08-02",
        "last_updated": "2011-05-05",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "103T00000X",
            "taxonomy_group": "",
            "desc": "Psychologist",
            "state": "NY",
            "license": "008777",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Port Jefferson, NY

Sources for this page

Verify at the official NPI Registry.