Adam David Waller, M.D.
NPI 1275677411ActiveIndividual· Internal Medicine, Gastroenterology· Evans, GA
Internal Medicine, Gastroenterology (M.D.) with Gastroenterology Consultants of Augusta, PC, practicing in Evans, Georgia. Their prescriptions cost Medicare Part D more than their services did: $416,245 for 1,162 claims, against $88,540 paid for services in 2024. Abbvie Inc. was the largest of 8 companies reporting payments in 2025, $394.86 in all, mostly food and beverage. Lists Doctors Hospital and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1275677411 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Feb 19, 2007 |
| Last updated in NPPES | Jul 8, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 050745 | GA |
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 - Gastroenterology (GA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 366 |
|---|---|
| Services billed | 971 across 47 procedure codes |
| Paid by Medicare | $88,540 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,162 · 1,530 30-day fills |
|---|---|
| Patients | 424 |
| Total drug cost | $416,245 |
| Generic share | 81% of claims |
Education and affiliations
| Graduation year | 1997 |
|---|---|
| Medicare specialty | Gastroenterology |
| Secondary specialties | Internal Medicine |
Medical group
- Gastroenterology Consultants of Augusta, PCEvans, GA · 25 clinicians
Hospital affiliations
- Doctors HospitalAugusta, GA
- Piedmont Augusta HospitalAugusta, GA
- University McDuffie County Regional Medical CenterThomson, GA
Industry payments (Open Payments)
- 2025$394.86 · 22 payments from 8 companies
- 2024$260.73 · 18 payments from 9 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $135.83 | 9 |
| Pfizer Inc. | $77.58 | 5 |
| Merit Medical Systems Inc | $54.53 | 1 |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | $45.40 | 3 |
| Biocon Biologics Inc | $22.18 | 1 |
What the 2025 payments were for
- Food and Beverage$394.86 · 22 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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