Madelyn Ann Owczarzak Kowal, OD

Primary specialty

OptometristTaxonomy code 152W00000X

License

4901005873 Issued in MI

Practice address

2001 Coolidge Rd
East Lansing, MI 48823-1378

Phone

(517) 337-1668

Fax

(517) 337-1779

NPI assigned

Jun 5, 2025

Last updated

Dec 16, 2025By the provider in NPPES

Sex

Female

Sole proprietor

No

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

Specialties & licenses 1

Addresses

Other names 1

• Madelyn Ann Kowal Professional name

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: No
• Hospice: Yes

Green means eligible to order or refer.

Enrollment records 1

Specialty

Optometry

Education

Indiana University - School of Optometry, 2025

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Lansing Ophthalmology, PCGroup PAC ID 9335041409, 25 clinicians

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

State licenses

Practice roles

Locations

Interoperability endpoints

• FHIR API: https://fhir.nextgen.com/nge/prod/fhir-api-r4/fhir/r4/
• Direct secure messaging: madelyn.kowal.p1@direct.lansingophthalmology.nextgenshare.com

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.

• Lansing Ophthalmology, P.C.

  dba LO Eye Care

  • Ophthalmology Physician
  • East Lansing, MI
  • NPI 1962485342

  Optometrist

  Medicare reassignment Care Compare group NPD
• Lansing Ophthalmology, P.C.

  dba LO Eye Care

  • Optometrist
  • East Lansing, MI
  • NPI 1265415301
  NPD
• Lansing Ophthalmology, PC

  dba LO Eye Care

  • Ophthalmology Physician
  • Lansing, MI
  • NPI 1063544484

  Optometrist

  NPD (past)

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

{
    "created_epoch": "1749081600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1765843200000",
    "number": "1124912027",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2001 COOLIDGE RD",
            "city": "EAST LANSING",
            "state": "MI",
            "postal_code": "488231378",
            "telephone_number": "517-337-1668"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2001 COOLIDGE RD",
            "city": "EAST LANSING",
            "state": "MI",
            "postal_code": "488231378",
            "telephone_number": "517-337-1668",
            "fax_number": "517-337-1779"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "OWCZARZAK KOWAL",
        "first_name": "MADELYN",
        "middle_name": "ANN",
        "credential": "OD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2025-06-05",
        "last_updated": "2025-12-16",
        "certification_date": "2025-12-16",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "152W00000X",
            "taxonomy_group": "",
            "desc": "Optometrist",
            "state": "MI",
            "license": "4901005873",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "MADELYN",
            "last_name": "KOWAL",
            "middle_name": "ANN",
            "credential": "OD",
            "code": "2",
            "type": "Professional Name"
        }
    ]
}

• Sarah Osterhout
• John Keith Ostien, PHD
• Janet Rose Osuch, M.D.
• Allie Arline Osuna
• Sarita R Overton, PH.D.
• Katherine Elizabeth Owen
• Edward Oxer, PH.D./LICENSED PSYCH
• Matthew Oxie
• Chelsea Elizabeth Ozuch, MA, CCC-SLP/L
• Sean E Pack, DDS MD

• Optometrist in East Lansing, MI
• Providers in East Lansing, MI by specialty
• Optometrist in Michigan

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Dec 16, 2025; 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.