Individual provider Active NPI

Mahir Ashok Modi, MD

  • Internal Medicine Physician
  • Marshfield, WI
National Provider Identifier
1063325504
Registry record updated Sep 25, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Internal Medicine PhysicianTaxonomy code 207R00000X
License
102093-851 Issued in WI
Practice address
1000 N Oak Ave
Marshfield, WI 54449-5703
Phone
(862) 579-9225
NPI assigned
Sep 25, 2026
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Sep 25, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Internal Medicine PhysicianGroup: 193400000X SINGLE SPECIALTY GROUP 207R00000X 102093-851 WI Primary

Addresses

Primary practice location

1000 N Oak Ave
Marshfield, WI 54449-5703

Mailing address

1000 N Oak Ave
Marshfield, WI 54449-5703
Phone (862) 579-9225

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Not listed in the public Medicare enrollment file

NPI Registry JSON

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

{
    "created_epoch": "1790294400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1790294400000",
    "number": "1063325504",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1000 N OAK AVE",
            "city": "MARSHFIELD",
            "state": "WI",
            "postal_code": "544495703",
            "telephone_number": "862-579-9225"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1000 N OAK AVE",
            "city": "MARSHFIELD",
            "state": "WI",
            "postal_code": "544495703",
            "telephone_number": "862-579-9225"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MODI",
        "first_name": "MAHIR",
        "middle_name": "ASHOK",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2026-09-25",
        "last_updated": "2026-09-25",
        "certification_date": "2026-09-25",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "193400000X SINGLE SPECIALTY  GROUP",
            "desc": "Internal Medicine",
            "state": "WI",
            "license": "102093-851",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Marshfield, WI

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 25, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.

Verify at the official NPI Registry.