Jennifer Michelle Wollack, D.O.
NPI 1265880140ActiveIndividual· Internal Medicine· Lansing, MI
Internal Medicine (D.O.) in Lansing, Michigan, trained at Michigan State University College of Osteopathic Medicine (class of 2016). 328 Medicare patients in 2024, $61,310 paid; nearly all of their 285 Part D prescriptions were generic (92%). Paratek Pharmaceuticals, Inc. was the largest of 2 companies reporting payments in 2025, $76.35 in all, mostly food and beverage.
Overview
| NPI | 1265880140 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.O. |
| Sole proprietor | Yes |
| NPI issued | Jun 1, 2016 |
| Last updated in NPPES | Mar 24, 2025 |
| Certified by provider | Mar 24, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 5101022728 | MI |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Internal Medicine (MI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 328 |
|---|---|
| Services billed | 838 across 16 procedure codes |
| Paid by Medicare | $61,310 |
Part D prescriptions in 2024
| Prescriptions (claims) | 285 · 297 30-day fills |
|---|---|
| Patients | 122 |
| Total drug cost | $13,105 |
| Generic share | 92% of claims |
Education and affiliations
| Medical school | Michigan State University College of Osteopathic Medicine |
|---|---|
| Graduation year | 2016 |
| Medicare specialty | Internal Medicine |
Medical groups
- Capital Internal Medicine Associates P.C.Lansing, MI · 65 clinicians
- Eaton Rapids Medical CenterEaton Rapids, MI · 32 clinicians
Hospital affiliations
- Eaton Rapids Medical CenterEaton Rapids, MI
- Edward W Sparrow HospitalLansing, MI
- McLaren Greater LansingLansing, MI
Industry payments (Open Payments)
- 2025$76.35 · 4 payments from 2 companies
- 2024$85.17 · 4 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Paratek Pharmaceuticals, Inc. | $57.91 | 3 |
| Abbvie Inc. | $18.44 | 1 |
What the 2025 payments were for
- Food and Beverage$76.35 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 154 internal medicine physicians in Lansing · All internal medicine physicians in Michigan