Carlos Andres Nieto Fonseca, MD
NPI 1932367646ActiveIndividual· Internal Medicine· Pittsburgh, PA
Internal Medicine (MD) with Usacs Integrated Acute Care Services of Texas, PLLC and 1 other group, practicing in Pittsburgh, Pennsylvania. In 2024 Medicare paid $79,123 for 252 patients, and Part D covered 455 of their prescriptions, 87% of them generic. Abbvie Inc. was the largest of 2 companies reporting payments in 2025, $84.71 in all, mostly food and beverage. Lists Baptist Medical Center and 1 other hospital as hospital affiliations.
Overview
| NPI | 1932367646 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | May 29, 2008 |
| Last updated in NPPES | Aug 26, 2010 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | MT191305 | PA |
| Internal Medicine | 207R00000X | MD440423 | PA |
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 (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 252 |
|---|---|
| Services billed | 865 across 9 procedure codes |
| Paid by Medicare | $79,123 |
Part D prescriptions in 2024
| Prescriptions (claims) | 455 · 616 30-day fills |
|---|---|
| Patients | 176 |
| Total drug cost | $45,999 |
| Generic share | 87% of claims |
Education and affiliations
| Graduation year | 2003 |
|---|---|
| Medicare specialty | Internal Medicine |
Medical groups
- Usacs Integrated Acute Care Services of Texas, PLLCKerrville, TX · 387 clinicians
- Bexar Physician Services, PLLCSan Antonio, TX · 25 clinicians
Hospital affiliations
- Baptist Medical CenterSan Antonio, TX
- Christus Santa Rosa Medical CenterSan Antonio, TX
Industry payments (Open Payments)
- 2025$84.71 · 4 payments from 2 companies
- 2024$50.08 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $68.26 | 3 |
| Si-Bone, Inc. | $16.45 | 1 |
What the 2025 payments were for
- Food and Beverage$84.71 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 919 internal medicine physicians in Pittsburgh · All internal medicine physicians in Pennsylvania