Individual provider Active NPI

Richard M Gritz, M.D.

  • Diagnostic Radiology Physician
  • Tarzana, CA
National Provider Identifier
1548200637
Registry record updated Dec 2, 2015
On this page

Key facts

NPPES NPI Registry
Primary specialty
Diagnostic Radiology PhysicianTaxonomy code 2085R0202X
License
G21655 Issued in CA
Practice address
18344 Clark Street
Suite 101
Tarzana, CA 91356
Phone
(818) 881-9811
Fax
(818) 881-1638
NPI assigned
Jun 7, 2006
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Dec 2, 2015

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 G21655 CA Primary

Addresses

Primary practice location

18344 Clark Street
Suite 101
Tarzana, CA 91356

Mailing address

File 1261
1801 W. Olympic Boulevard
Pasadena, CA 91199-1261
Phone (877) 406-2916

Other identifiers 2

IdentifierTypeStateIssuer
00G216550MedicaidCA
00G216550OtherCABLUE SHIELD

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)
Enrolled
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
21655CAMDEmergency Medicine Physician
G21655CAMDDiagnostic Radiology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Radnet Medical Imaging-San Francisco Diagnostic Radiology PastSince Jul 22, 2025 Accepting new patients
Universal Radiology Consultants PC Diagnostic Radiology PastSince Aug 12, 2017 Accepting new patients
Desert Advanced Imaging Medical Center Diagnostic Radiology Past Accepting new patients
SVR Imaging LLC Diagnostic Radiology Past Accepting new patients
South Valley Imaging Diagnostic Radiology Past Accepting new patients

Organizations & group practices 5

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": "1149638400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1449014400000",
    "number": "1548200637",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "FILE 1261",
            "address_2": "1801 W. OLYMPIC BOULEVARD",
            "city": "PASADENA",
            "state": "CA",
            "postal_code": "911991261",
            "telephone_number": "877-406-2916",
            "fax_number": "800-656-0592"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "18344 CLARK STREET",
            "address_2": "SUITE 101",
            "city": "TARZANA",
            "state": "CA",
            "postal_code": "91356",
            "telephone_number": "818-881-9811",
            "fax_number": "818-881-1638"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "GRITZ",
        "first_name": "RICHARD",
        "middle_name": "M",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-06-07",
        "last_updated": "2015-12-02",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2085R0202X",
            "taxonomy_group": "",
            "desc": "Radiology, Diagnostic Radiology",
            "state": "CA",
            "license": "G21655",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "00G216550",
            "state": "CA"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "BLUE SHIELD",
            "identifier": "00G216550",
            "state": "CA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Tarzana, CA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Dec 2, 2015; 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.