Individual provider Active NPI

Matthew Jankowski, MD

  • Internal Medicine Physician
  • Flint, MI
National Provider Identifier
1679203954
Registry record updated Nov 20, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Internal Medicine PhysicianTaxonomy code 207R00000X
License
4301515755 Issued in MI
Practice address
G3230 Beecher Rd Ste 2
Flint, MI 48532-3604
Phone
(810) 342-5800
Fax
(810) 342-5810
NPI assigned
Jun 10, 2022
Last updated
Nov 20, 2025By the provider in NPPES
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Nov 20, 2025

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Student in an Organized Health Care Education/Training Program 390200000X 4351049753 MI
Internal Medicine Physician 207R00000X 4301515755 MI Primary

Addresses

Primary practice location

G3230 Beecher Rd Ste 2
Flint, MI 48532-3604

Mailing address

3955 Patient Care Dr Ste a
Lansing, MI 48911-4271
Phone (517) 374-7600

Other practice location 1

3955 Patient Care Dr Ste A
Lansing, MI 48911-4271
Phone (517) 374-7600

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in MI
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

Enrollment IDStateProvider typePAC IDDetails
I20251216000333 MI Practitioner - Internal Medicine 4587043492 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Internal Medicine
Education
Other, 2019
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Capital Internal Medicine Associates P.C.Group PAC ID 8022097963, 64 clinicians

Practice addresses (Care Compare)

3955 Patient Care Dr
Lansing, MI 48911-4299
Phone (517) 374-7600

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
4301515755MIMDInternal Medicine Physician
4351049753MIMDStudent in an Organized Health Care Education/Training Program

Practice roles

OrganizationSpecialtyStatusNew patients
Capital Internal Medicine Associates P.C. Multi-Specialty CurrentSince Dec 4, 2025 Accepting new patients

Locations

3955 Patient Care Dr
Lansing, MI 48911
Phone (517) 374-7600

3955 Patient Care Dr
Ste A
Lansing, MI 48911
Phone (517) 374-7600

Organizations & group practices 2

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

NPI Registry JSON

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

{
    "created_epoch": "1654819200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1763596800000",
    "number": "1679203954",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3955 PATIENT CARE DR STE A",
            "city": "LANSING",
            "state": "MI",
            "postal_code": "489114271",
            "telephone_number": "517-374-7600",
            "fax_number": "885-480-9150"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "G3230 BEECHER RD STE 2",
            "city": "FLINT",
            "state": "MI",
            "postal_code": "485323604",
            "telephone_number": "810-342-5800",
            "fax_number": "810-342-5810"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "3955 Patient Care Dr Ste A",
            "address_purpose": "LOCATION",
            "city": "Lansing",
            "state": "MI",
            "postal_code": "489114271",
            "country_code": "US",
            "telephone_number": "517-374-7600",
            "fax_number": "885-480-9150",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "JANKOWSKI",
        "first_name": "MATTHEW",
        "credential": "MD",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2022-06-10",
        "last_updated": "2025-11-20",
        "certification_date": "2025-11-20",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": "MI",
            "license": "4351049753",
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "MI",
            "license": "4301515755",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Flint, MI

Sources for this page

Verify at the official NPI Registry.