James Parker Callaway, M.D.
NPI 1215198577ActiveIndividual· Internal Medicine, Gastroenterology· Birmingham, AL
Internal Medicine, Gastroenterology (M.D.) in Birmingham, Alabama, trained at Medical College of Georgia School of Medicine (class of 2008). Their prescriptions cost Medicare Part D more than their services did: $951,128 for 376 claims, against $35,907 paid for services in 2024. Genzyme Corporation was the largest of 8 companies reporting payments in 2025, $640.54 in all, mostly food and beverage.
Overview
| NPI | 1215198577 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 19, 2008 |
| Last updated in NPPES | Jun 29, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 29881 | AL |
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 (AL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 255 |
|---|---|
| Services billed | 488 across 33 procedure codes |
| Paid by Medicare | $35,907 |
Part D prescriptions in 2024
| Prescriptions (claims) | 376 · 548 30-day fills |
|---|---|
| Patients | 113 |
| Total drug cost | $951,128 |
| Generic share | 71% of claims |
Education and affiliations
| Medical school | Medical College of Georgia School of Medicine |
|---|---|
| Graduation year | 2008 |
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- University of Alabama Health Services Foundation, PCBirmingham, AL · 2,814 clinicians
Hospital affiliation
- University of Alabama HospitalBirmingham, AL
Industry payments (Open Payments)
- 2025$640.54 · 22 payments from 8 companies
- 2024$2,007 · 9 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Genzyme Corporation | $264.28 | 4 |
| Celltrion USA Inc. | $174.60 | 9 |
| Janssen Biotech, Inc. | $77.20 | 3 |
| Lilly USA, LLC | $39.20 | 2 |
| Phathom Pharmaceuticals, Inc. | $24.08 | 1 |
What the 2025 payments were for
- Food and Beverage$640.54 · 22 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 93 gastroenterologists in Birmingham · All gastroenterologists in Alabama