Mark Duca, MD
NPI 1023081445ActiveIndividual· Internal Medicine· Pittsburgh, PA
Internal Medicine (MD) in Pittsburgh, Pennsylvania, trained at Drexel University College of Medicine (class of 1994). Their prescriptions cost Medicare Part D more than their services did: $910,019 for 9,277 claims, against $39,704 paid for services in 2024. Glaxosmithkline, LLC. was the largest of 5 companies reporting payments in 2025, $172.52 in all, mostly food and beverage.
Overview
| NPI | 1023081445 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Feb 8, 2006 |
| Last updated in NPPES | Dec 9, 2025 |
| Certified by provider | Dec 9, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | MD059797L | PA |
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 - Internal Medicine (PA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 224 |
|---|---|
| Services billed | 789 across 43 procedure codes |
| Paid by Medicare | $39,704 |
Part D prescriptions in 2024
| Prescriptions (claims) | 9,277 · 17,416 30-day fills |
|---|---|
| Patients | 571 |
| Total drug cost | $910,019 |
| Generic share | 87% of claims |
Education and affiliations
| Medical school | Drexel University College of Medicine |
|---|---|
| Graduation year | 1994 |
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Upmc Community Medicine IncWest View, PA · 736 clinicians
Hospital affiliations
- Magee Womens Hospital of Upmc Health SystemPittsburgh, PA
- Upmc MercyPittsburgh, PA
- Upmc PassavantPittsburgh, PA
- Upmc Presbyterian ShadysidePittsburgh, PA
- Upmc St MargaretPittsburgh, PA
Other facilities
- Little Sisters of the PoorNursing home · Pittsburgh, PA
Industry payments (Open Payments)
- 2025$172.52 · 8 payments from 5 companies
- 2024$196.18 · 10 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Glaxosmithkline, LLC. | $79.88 | 3 |
| E.R. Squibb & Sons, L.L.C. | $31.03 | 2 |
| Exact Sciences Corporation | $25.81 | 1 |
| Lilly USA, LLC | $21.07 | 1 |
| Pfizer Inc. | $14.73 | 1 |
What the 2025 payments were for
- Food and Beverage$172.52 · 8 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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