Individual provider Active NPI

Stephen J Fischer, MD

  • Diagnostic Radiology Physician
  • Bronx, NY
National Provider Identifier
1326045204
Registry record updated Jul 13, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Diagnostic Radiology PhysicianTaxonomy code 2085R0202X
License
127398-1 Issued in NY
Practice address
4422 3Rd Ave
Bronx, NY 10457-2545
Phone
(718) 960-6162
Fax
(718) 960-3612
NPI assigned
Jul 7, 2005
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 13, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Diagnostic Radiology Physician 2085R0202X 127398-1 NY Primary

Addresses

Primary practice location

4422 3Rd Ave
Bronx, NY 10457-2545

Mailing address

PO Box 631
Port Washington, NY 11050-0631
Phone (516) 767-1755

Other identifiers 1

IdentifierTypeStateIssuer
00991855MedicaidNY

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
HHS exclusion list flag
Flagged The directory lists this NPI on an HHS exclusion list. The OIG exclusions file (LEIE) holds no record for this NPI, and the directory does not say which list the flag comes from. How exclusions are shown Confirm with the OIG exclusions search.
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
127398-1NYMDDiagnostic Radiology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Bronx Park Radiology Asst PC Diagnostic Radiology PastSince Jan 1, 2003 Accepting new patients
Healthcare Radiology and Diagnostic Systems PLLC Diagnostic Radiology Past Accepting new patients
White Plains Radiology Associates PC Diagnostic Radiology Past Accepting new patients
Phelps Imaging Services,P.C Past Accepting new patients

Organizations & group practices 4

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": "1120694400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1326045204",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 631",
            "city": "PORT WASHINGTON",
            "state": "NY",
            "postal_code": "110500631",
            "telephone_number": "516-767-1755",
            "fax_number": "516-767-1951"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4422 3RD AVE",
            "city": "BRONX",
            "state": "NY",
            "postal_code": "104572545",
            "telephone_number": "718-960-6162",
            "fax_number": "718-960-3612"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "FISCHER",
        "first_name": "STEPHEN",
        "middle_name": "J",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2005-07-07",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2085R0202X",
            "taxonomy_group": "",
            "desc": "Radiology, Diagnostic Radiology",
            "state": "NY",
            "license": "127398-1",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "00991855",
            "state": "NY"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Bronx, NY

Sources for this page

  • 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.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.