Individual provider Active NPI

Karen Mourtzikos, M.D.

  • Nuclear Medicine Physician
  • Detroit, MI
National Provider Identifier
1265497390
Registry record updated Sep 12, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Nuclear Medicine PhysicianTaxonomy code 207U00000X
License
228831 Issued in NY
Practice address
4646 John R St
Detroit, MI 48201-1916
Phone
(313) 576-1000
NPI assigned
Apr 20, 2006
Last updated
Sep 12, 2025By the provider in NPPES
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Sep 12, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Nuclear Medicine Physician 207U00000X 228831 NY Primary

Addresses

Primary practice location

4646 John R St
Detroit, MI 48201-1916

Mailing address

4646 John R St
Detroit, MI 48201-1916
Phone (313) 576-1000

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

Practice roles

OrganizationSpecialtyStatusNew patients
New York University Medical Center Faculty Practice Radiology Past Accepting new patients

Organizations & group practices 1

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

NPI Registry JSON

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

{
    "created_epoch": "1145491200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1757635200000",
    "number": "1265497390",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "4646 JOHN R ST",
            "city": "DETROIT",
            "state": "MI",
            "postal_code": "482011916",
            "telephone_number": "313-576-1000"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4646 JOHN R ST",
            "city": "DETROIT",
            "state": "MI",
            "postal_code": "482011916",
            "telephone_number": "313-576-1000"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MOURTZIKOS",
        "first_name": "KAREN",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2006-04-20",
        "last_updated": "2025-09-12",
        "certification_date": "2025-09-12",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207U00000X",
            "taxonomy_group": "",
            "desc": "Nuclear Medicine",
            "state": "NY",
            "license": "228831",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Detroit, MI

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 12, 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.