Allen L. Walker, MD
NPI 1437158011ActiveIndividual· Obstetrics & Gynecology· Newburgh, IN
Obstetrics & Gynecology (MD) in Newburgh, Indiana, trained at University of Missouri, Columbia School of Medicine (class of 1993). 281 Medicare patients in 2024, $27,663 paid; nearly all of their 604 Part D prescriptions were generic (91%). Astellas Pharma US Inc was the largest of 16 companies reporting payments in 2025, $1,146 in all, mostly food and beverage.
Overview
| NPI | 1437158011 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jul 18, 2005 |
| Last updated in NPPES | Mar 30, 2026 |
| Certified by provider | Mar 30, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Obstetrics & Gynecology Primary | 207V00000X | 01056609A | IN |
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 (IN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 281 |
|---|---|
| Services billed | 565 across 34 procedure codes |
| Paid by Medicare | $27,663 |
Part D prescriptions in 2024
| Prescriptions (claims) | 604 · 1,242 30-day fills |
|---|---|
| Patients | 191 |
| Total drug cost | $34,729 |
| Generic share | 91% of claims |
Education and affiliations
| Medical school | University of Missouri, Columbia School of Medicine |
|---|---|
| Graduation year | 1993 |
| Medicare specialty | Obstetrics/Gynecology |
Medical group
- Women's Health Care, P.C.Newburgh, IN · 25 clinicians
Hospital affiliations
- Deaconess Henderson HospitalHenderson, KY
- Deaconess Hospital IncEvansville, IN
- Gibson General HospitalPrinceton, IN
- The Women's HospitalNewburgh, IN
Industry payments (Open Payments)
- 2025$1,146 · 49 payments from 16 companies
- 2024$846.21 · 45 payments from 17 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astellas Pharma US Inc | $176.50 | 6 |
| Biogen, Inc. | $165.36 | 7 |
| Sumitomo Pharma America, Inc. | $165.23 | 8 |
| Ethicon US, LLC | $128.99 | 3 |
| Mayne Pharma Commercial LLC | $125.28 | 8 |
What the 2025 payments were for
- Food and Beverage$1,146 · 49 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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