Sherilyn A. Willis, M.D.
NPI 1316001753ActiveIndividual· Obstetrics & Gynecology· Tyler, TX
Obstetrics & Gynecology (M.D.) in Tyler, Texas, trained at Texas A & M University System, Hsc, College of Medicine (class of 2001). Their prescriptions cost Medicare Part D more than their services did: $28,103 for 253 claims, against $9,694 paid for services in 2024. Hologic Sales and Service, LLC was the largest of 12 companies reporting payments in 2025, $692.92 in all, mostly food and beverage.
Overview
| NPI | 1316001753 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Dec 20, 2006 |
| Last updated in NPPES | Sep 24, 2026 |
| Certified by provider | Sep 22, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Obstetrics & Gynecology Primary | 207V00000X | M0608 | TX |
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 - Obstetrics/Gynecology (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 69 |
|---|---|
| Services billed | 173 across 23 procedure codes |
| Paid by Medicare | $9,694 |
Part D prescriptions in 2024
| Prescriptions (claims) | 253 · 476 30-day fills |
|---|---|
| Patients | 71 |
| Total drug cost | $28,103 |
| Generic share | 73% of claims |
Education and affiliations
| Medical school | Texas A & M University System, Hsc, College of Medicine |
|---|---|
| Graduation year | 2001 |
| Medicare specialty | Obstetrics/Gynecology |
Medical group
- Etmc Physician Group, Inc.Flint, TX · 381 clinicians
Hospital affiliations
Industry payments (Open Payments)
- 2025$692.92 · 37 payments from 12 companies
- 2024$767.65 · 26 payments from 9 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Hologic Sales and Service, LLC | $213.73 | 6 |
| Sumitomo Pharma America, Inc. | $153.15 | 14 |
| Astellas Pharma US Inc | $99.99 | 6 |
| Mayne Pharma Commercial LLC | $50.33 | 2 |
| Sage Therapeutics, LLC | $31.74 | 2 |
What the 2025 payments were for
- Food and Beverage$692.92 · 37 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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