Individual provider Active NPI

Marvin I Retsky, MD

  • Anatomic Pathology & Clinical Pathology Physician
  • Van Nuys, CA
National Provider Identifier
1851350433
Registry record updated Sep 11, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Anatomic Pathology & Clinical Pathology PhysicianTaxonomy code 207ZP0102X
License
G13740 Issued in CA
Practice address
15107 Vanowen St
Van Nuys, CA 91405-4542
Phone
(818) 902-2961
NPI assigned
Mar 21, 2006
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Sep 11, 2025

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Cytopathology Physician 207ZC0500X G13740 CA
Anatomic Pathology & Clinical Pathology Physician 207ZP0102X G13740 CA Primary

Addresses

Primary practice location

15107 Vanowen St
Van Nuys, CA 91405-4542

Mailing address

PO Box 10076
Van Nuys, CA 91410-0076
Phone (805) 578-8300

Other identifiers 1

IdentifierTypeStateIssuer
G13740MedicaidCA

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Not listed in the public Medicare enrollment file

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Not enrolled
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
G13740CAMDCytopathology Physician

NPI Registry JSON

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

{
    "created_epoch": "1142899200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1757548800000",
    "number": "1851350433",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 10076",
            "city": "VAN NUYS",
            "state": "CA",
            "postal_code": "914100076",
            "telephone_number": "805-578-8300",
            "fax_number": "805-578-8950"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "15107 VANOWEN ST",
            "city": "VAN NUYS",
            "state": "CA",
            "postal_code": "914054542",
            "telephone_number": "818-902-2961"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "RETSKY",
        "first_name": "MARVIN",
        "middle_name": "I",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-03-21",
        "last_updated": "2025-09-11",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207ZC0500X",
            "taxonomy_group": "",
            "desc": "Pathology, Cytopathology",
            "state": "CA",
            "license": "G13740",
            "primary": false
        },
        {
            "code": "207ZP0102X",
            "taxonomy_group": "",
            "desc": "Pathology, Anatomic Pathology & Clinical Pathology",
            "state": "CA",
            "license": "G13740",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "G13740",
            "state": "CA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Van Nuys, CA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 11, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.