Irene Janet Wintermyer, PA

Primary specialty

Medical Physician AssistantTaxonomy code 363AM0700X

License

5601002111 Issued in MI

Practice address

16001 W 9 Mile Rd
Dept of Internal Medicine
Southfield, MI 48075-4818

Phone

(248) 849-3000

NPI assigned

Nov 2, 2005

Sex

Female

Sole proprietor

No

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

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Not listed in the public Medicare enrollment file

Medicare enrollment (NPD)

Enrolled

Credentials

Physician Assistant

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

{
    "created_epoch": "1130889600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1679564389",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "25925 TELEGRAPH RD",
            "address_2": "210",
            "city": "SOUTHFIELD",
            "state": "MI",
            "postal_code": "480342518",
            "telephone_number": "248-746-3218",
            "fax_number": "248-746-0369"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "16001 W 9 MILE RD",
            "address_2": "DEPT OF INTERNAL MEDICINE",
            "city": "SOUTHFIELD",
            "state": "MI",
            "postal_code": "480754818",
            "telephone_number": "248-849-3000"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "WINTERMYER",
        "first_name": "IRENE",
        "middle_name": "JANET",
        "credential": "PA",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2005-11-02",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363AM0700X",
            "taxonomy_group": "",
            "desc": "Physician Assistant, Medical",
            "state": "MI",
            "license": "5601002111",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

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• Medical Physician Assistant in Southfield, MI
• Providers in Southfield, MI by specialty
• Medical Physician Assistant in Michigan

• 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.