Organization Active NPI

Associated Internal Medicine Specialists PC

  • Rheumatology Physician
  • Battle Creek, MI
National Provider Identifier
1750472734
Registry record updated Sep 11, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Rheumatology PhysicianTaxonomy code 207RR0500X
Legal business name
ASSOCIATED INTERNAL MEDICINE SPECIALISTS PC
Practice address
2845 Capital Ave SW
Suite 302
Battle Creek, MI 49015-4185
Phone
(269) 979-6333
Fax
(269) 979-6335
NPI assigned
Sep 27, 2006
Last updated
Sep 11, 2025By the provider in NPPES
Organization subpart
No

NPPES NPI Registry

Updated by the provider on Sep 11, 2025

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

Authorized official

Name
Mr. Charles J Wilmanski, MDNPI 1174610745
Title
President
Phone
(269) 979-6333

Authorized official NPPES reports the official by name only. The link goes to the one practitioner with that name whose NPPES practice address or phone number is this organization’s.

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Internal Medicine Physician 207R00000X
Rheumatology Physician 207RR0500X Primary

Addresses

Primary practice location

2845 Capital Ave SW
Suite 302
Battle Creek, MI 49015-4185

Mailing address

2845 Capital Ave SW
Suite 302
Battle Creek, MI 49015-4185
Phone (269) 979-6333

National Provider Directory

National Provider Directory

Practitioners & affiliated clinicians

Practitioners 2

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles, and the practitioner matching its NPPES authorized official.

NPI Registry JSON

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

{
    "created_epoch": "1159315200000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1757548800000",
    "number": "1750472734",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2845 CAPITAL AVE SW",
            "address_2": "SUITE 302",
            "city": "BATTLE CREEK",
            "state": "MI",
            "postal_code": "490154185",
            "telephone_number": "269-979-6333",
            "fax_number": "269-979-6335"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2845 CAPITAL AVE SW",
            "address_2": "SUITE 302",
            "city": "BATTLE CREEK",
            "state": "MI",
            "postal_code": "490154185",
            "telephone_number": "269-979-6333",
            "fax_number": "269-979-6335"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "ASSOCIATED INTERNAL MEDICINE SPECIALISTS PC",
        "organizational_subpart": "NO",
        "enumeration_date": "2006-09-27",
        "last_updated": "2025-09-11",
        "status": "A",
        "authorized_official_last_name": "WILMANSKI",
        "authorized_official_first_name": "CHARLES",
        "authorized_official_middle_name": "J",
        "authorized_official_title_or_position": "PRESIDENT",
        "authorized_official_telephone_number": "269-979-6333",
        "authorized_official_name_prefix": "Mr.",
        "authorized_official_credential": "MD"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "207RR0500X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Rheumatology",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Battle Creek, MI

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 11, 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.