Isaac Melin, MD

Primary specialty

Urology PhysicianTaxonomy code 208800000X

License

77639-020 Issued in WI

Practice address

9200 W Wisconsin Ave
Wauwatosa, WI 53226-3522

Phone

(414) 805-0805

Fax

(414) 955-0122

NPI assigned

Mar 29, 2021

Sex

Male

Sole proprietor

No

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

Specialties & licenses 1

Addresses

Other identifiers 1

Medicare fee-for-service enrollment

Enrolled in WI

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: Yes
• Power mobility devices: Yes
• Hospice: Yes

Green means eligible to order or refer.

Enrollment records 1

Specialty

Urology

Education

Medical College of Wisconsin, 2021

Medicare assignment

May accept Medicare assignment

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

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

{
    "created_epoch": "1616976000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783555200000",
    "number": "1689251225",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "9200 W WISCONSIN AVE",
            "city": "WAUWATOSA",
            "state": "WI",
            "postal_code": "532263522",
            "telephone_number": "414-805-0805",
            "fax_number": "414-955-0122"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "9200 W WISCONSIN AVE",
            "city": "WAUWATOSA",
            "state": "WI",
            "postal_code": "532263522",
            "telephone_number": "414-805-0805",
            "fax_number": "414-955-0122"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MELIN",
        "first_name": "ISAAC",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2021-03-29",
        "last_updated": "2026-07-09",
        "certification_date": "2026-07-09",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208800000X",
            "taxonomy_group": "",
            "desc": "Urology",
            "state": "WI",
            "license": "77639-020",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "1689251225",
            "state": "WI"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Alexis Meidenbauer, PA-C
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• Lindsey Michelle Mejchar, MS
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• Chuck Meseck, PSYD
• Nicole Tina Messer, MSW

• Urology Physician in Wauwatosa, WI
• Providers in Wauwatosa, WI by specialty
• Urology Physician in Wisconsin

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 9, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.