Jennifer Michelle Wollack, D.O.

Primary specialty

Internal Medicine PhysicianTaxonomy code 207R00000X

License

5101022728 Issued in MI

Practice address

3955 Patient Care Dr
Lansing, MI 48911-4299

Phone

(517) 374-7600

Fax

(885) 480-9150

NPI assigned

Jun 1, 2016

Last updated

Mar 24, 2025By the provider in NPPES

Sex

Female

Sole proprietor

Yes

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

Specialties & licenses 2

Addresses

Other names 1

• Jennifer Michelle Kreza Former 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: Yes
• Hospice: Yes

Green means eligible to order or refer.

Enrollment records 1

Specialty

Internal Medicine

Education

Michigan State University College of Osteopathic Medicine, 2016

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Eaton Rapids Medical CenterGroup PAC ID 5991692634, shared by 4 NPIs, 34 clinicians

Capital Internal Medicine Associates P.C.Group PAC ID 8022097963, 64 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• McLaren Greater Lansing Hospital, Lansing, MI, CCN 230167
• Eaton Rapids Medical Center Hospital, Eaton Rapids, MI, CCN 231324
• Edward W Sparrow Hospital Hospital, Lansing, MI, CCN 230230

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Osteopathy

Practice roles

Locations

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.

• Capital Internal Medicine Associates P.C.

  • Internal Medicine Physician
  • Lansing, MI
  • NPI 1780629832
  Medicare reassignment Care Compare group NPD
• Eaton Rapids Medical Center

  • Critical Access Hospital
  • Eaton Rapids, MI
  • NPI 1417044660
  Medicare reassignment NPD
• Eaton Rapids Medical Center

  dba Springport Medical Clinic

  • Rural Health Clinic/Center
  • Eaton Rapids, MI
  • NPI 1588810709
  Medicare reassignment NPD
• Eaton Rapids Medical Center

  dba Michigan Joint Replacement Institute

  • Physician Assistant
  • Jackson, MI
  • NPI 1316719859
  NPD
• McLaren Greater Lansing

  • General Acute Care Hospital
  • Lansing, MI
  • NPI 1134104672
  NPD (past)

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

• Eaton Rapids Medical Center

  • Critical Access Hospital
  • Eaton Rapids, MI
  • NPI 1417044660
  Care Compare affiliation
• Eaton Rapids Medical Center

  • Emergency Medicine Physician
  • Eaton Rapids, MI
  • NPI 1730237165

  Hospital

  Care Compare affiliation
• Edward W Sparrow Hospital Association

  dba University of Michigan Health-Sparrow Lansing

  • General Acute Care Hospital
  • Lansing, MI
  • NPI 1073588711
  Care Compare affiliation
• Edward W Sparrow Hospital Association

  dba Thoracic Cardiovascular Institute

  • General Acute Care Hospital
  • Lansing, MI
  • NPI 1760710719
  Care Compare affiliation
• McLaren Greater Lansing

  • General Acute Care Hospital
  • Lansing, MI
  • NPI 1134104672
  Care Compare affiliation

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

{
    "created_epoch": "1464739200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1742774400000",
    "number": "1265880140",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3955 PATIENT CARE DR",
            "city": "LANSING",
            "state": "MI",
            "postal_code": "489114299",
            "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": "3955 PATIENT CARE DR",
            "city": "LANSING",
            "state": "MI",
            "postal_code": "489114299",
            "telephone_number": "517-374-7600",
            "fax_number": "885-480-9150"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "3031 W Grand Blvd Ste 450",
            "address_purpose": "LOCATION",
            "city": "Detroit",
            "state": "MI",
            "postal_code": "482023026",
            "country_code": "US",
            "telephone_number": "248-225-0423",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "WOLLACK",
        "first_name": "JENNIFER",
        "middle_name": "MICHELLE",
        "name_prefix": "Dr.",
        "credential": "D.O.",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2016-06-01",
        "last_updated": "2025-03-24",
        "certification_date": "2025-03-24",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "MI",
            "license": "5101022728",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "JENNIFER",
            "last_name": "KREZA",
            "middle_name": "MICHELLE",
            "code": "1",
            "type": "Former Name"
        }
    ]
}

• Elizabeth Kristina Wolf, LLMSW
• Michael J Wolf, DO
• Robert J Wolf, MD
• Cassandra Wolfe, LPC, NCC, CAADC
• Christopher Michael Wolfinger, PHARM D.
• Megan Leigh Wolters, DPT
• David J Woltmann, DO
• Womancare of Lansing, P.C.
• Rebecca Womboldt, LMSW
• Women's Center of Greater Lansing Inc. (Women's Center of Greater Lansing)

• Internal Medicine Physician in Lansing, MI
• Providers in Lansing, MI by specialty
• Internal Medicine Physician in Michigan

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 24, 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.