Gregory Allen Waller, M.D.
NPI 1023036217ActiveIndividual· Obstetrics & Gynecology· Montgomery, AL
Obstetrics & Gynecology (M.D.) in Montgomery, Alabama, trained at University of Florida College of Medicine (class of 1987). In 2024 Medicare paid $42,946 for 197 patients, and Part D covered 400 of their prescriptions, 83% of them generic. Baxter Healthcare was the largest of 5 companies reporting payments in 2025, $184.43 in all, mostly food and beverage.
Overview
| NPI | 1023036217 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jul 17, 2006 |
| Last updated in NPPES | Jul 8, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Obstetrics & Gynecology Primary | 207V00000X | 15908 | AL |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Obstetrics/Gynecology (AL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 197 |
|---|---|
| Services billed | 1,038 across 49 procedure codes |
| Paid by Medicare | $42,946 |
Part D prescriptions in 2024
| Prescriptions (claims) | 400 · 582 30-day fills |
|---|---|
| Patients | 142 |
| Total drug cost | $30,370 |
| Generic share | 83% of claims |
Education and affiliations
| Medical school | University of Florida College of Medicine |
|---|---|
| Graduation year | 1987 |
| Medicare specialty | Obstetrics/Gynecology |
Medical group
- OB-GYN Associates of Montgomery, P.C.Montgomery, AL · 12 clinicians
Hospital affiliations
- Baptist Medical Center EastMontgomery, AL
- Baptist Medical Center SouthMontgomery, AL
- Jackson Hospital & Clinic IncMontgomery, AL
- Prattville Baptist HospitalPrattville, AL
Industry payments (Open Payments)
- 2025$184.43 · 7 payments from 5 companies
- 2024$1,440 · 19 payments from 10 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Baxter Healthcare | $69.53 | 1 |
| Hologic Sales and Service, LLC | $60.53 | 3 |
| Dexcom, Inc. | $28.85 | 1 |
| Pfizer Inc. | $20.84 | 1 |
| Meditrina | $4.68 | 1 |
What the 2025 payments were for
- Food and Beverage$184.43 · 7 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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