Pfeifer Internal Medicine, PC

Primary specialty

Internal Medicine PhysicianTaxonomy code 207R00000X

Legal business name

PFEIFER INTERNAL MEDICINE, PC

Practice address

2226 W Alto Rd
Kokomo, IN 46902-4840

Phone

(765) 455-9801

Fax

(734) 468-5853

NPI assigned

Feb 5, 2014

Organization subpart

No

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

Authorized official

Name

Diane M PfeiferNPI 1730183450

Title

Physician

Phone

(765) 455-9801

Specialties & licenses 1

Addresses

Other names 1

• Pfeifer Internal Medicine Other name

Medicare fee-for-service enrollment

Enrolled in IN

Enrollment records 1

These CMS records do not include an NPI. They are shown because their name and street address match this provider’s.

CLIA laboratory certificates

Locations

Practitioners 5

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles.

• Diane M Pfeifer, MD

  • Specialist
  • Kokomo, IN
  • NPI 1730183450
  Medicare reassignment NPD Authorized official
• Melanie Lynn Bozard, MD

  • Internal Medicine Physician
  • Kokomo, IN
  • NPI 1437153145
  NPD (past)
• Mary C Donley, MD

  • Internal Medicine Physician
  • Bluffton, IN
  • NPI 1669467932
  NPD (past)
• Gerald Kevin Greer, MD

  • Internal Medicine Physician
  • Kokomo, IN
  • NPI 1700882701
  NPD (past)
• Andrea Michelle Shirey, M.D.

  • Internal Medicine Physician
  • MC Calla, AL
  • NPI 1568564052
  NPD (past)

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

{
    "created_epoch": "1391558400000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1773619200000",
    "number": "1689098022",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2226 W ALTO RD",
            "city": "KOKOMO",
            "state": "IN",
            "postal_code": "469024840",
            "telephone_number": "765-455-9801",
            "fax_number": "765-455-9840"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2226 W ALTO RD",
            "city": "KOKOMO",
            "state": "IN",
            "postal_code": "469024840",
            "telephone_number": "765-455-9801",
            "fax_number": "734-468-5853"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "PFEIFER INTERNAL MEDICINE, PC",
        "organizational_subpart": "NO",
        "enumeration_date": "2014-02-05",
        "last_updated": "2026-03-16",
        "certification_date": "2026-03-16",
        "status": "A",
        "authorized_official_last_name": "PFEIFER",
        "authorized_official_first_name": "DIANE",
        "authorized_official_middle_name": "M",
        "authorized_official_title_or_position": "PHYSICIAN",
        "authorized_official_telephone_number": "765-455-9801"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Internal Medicine",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "organization_name": "Pfeifer Internal Medicine",
            "code": "5",
            "type": "Other Name"
        }
    ]
}

• Alisha A. Perryman, FNP-C
• Personal Care Ambulance Transport, LLC
• Gabrielle Ann Peterman, NP
• Jennifer L Peters, PTA
• Christian Peterson
• Diane M Pfeifer, MD
• Lexie Phifer, RBT
• Leny Philip, MD
• Mary Melissa Phipps
• Phun MD LLC

• Internal Medicine Physician in Kokomo, IN
• Providers in Kokomo, IN by specialty
• Internal Medicine Physician in Indiana

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 16, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
• 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.