Andreas Tirso Maddux, MD
NPI 1316985062ActiveIndividual· Internal Medicine, Nephrology· Birmingham, AL
Internal Medicine, Nephrology (MD) in Birmingham, Alabama, trained at University of Alabama School of Medicine (class of 1986). Their prescriptions cost Medicare Part D more than their services did: $981,639 for 8,760 claims, against $116,072 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 12 companies reporting payments in 2025, $1,097 in all, mostly food and beverage.
Overview
| NPI | 1316985062 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Jun 3, 2006 |
| Last updated in NPPES | Jun 24, 2020 |
| Certified by provider | Jun 24, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | 00013482 | 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 | 281 |
|---|---|
| Services billed | 1,640 across 44 procedure codes |
| Paid by Medicare | $116,072 |
Part D prescriptions in 2024
| Prescriptions (claims) | 8,760 · 20,914 30-day fills |
|---|---|
| Patients | 600 |
| Total drug cost | $981,639 |
| Generic share | 84% of claims |
Education and affiliations
| Medical school | University of Alabama School of Medicine |
|---|---|
| Graduation year | 1986 |
| Medicare specialty | Internal Medicine |
| Secondary specialties | Nephrology |
Hospital affiliations
- St. Vincent's EastBirmingham, AL
- University of Alabama HospitalBirmingham, AL
Other facilities
- Davita Center Point DialysisDialysis facility · Center Point, AL
- Davita Springs DialysisDialysis facility · Trussville, AL
Industry payments (Open Payments)
- 2025$1,097 · 55 payments from 12 companies
- 2024$1,204 · 67 payments from 15 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $333.11 | 19 |
| Bayer Healthcare Pharmaceuticals Inc. | $287.75 | 10 |
| Novo Nordisk Inc | $152.97 | 9 |
| Exact Sciences Corporation | $84.75 | 5 |
| Otsuka America Pharmaceutical, Inc. | $76.94 | 4 |
What the 2025 payments were for
- Food and Beverage$1,097 · 55 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 78 nephrologists in Birmingham · All nephrologists in Alabama