Douglas P. Corazza, MD
NPI 1376520825ActiveIndividual· Internal Medicine· Princeton, NJ
Internal Medicine (MD) in Princeton, New Jersey, trained at Rutgers R W Johnson Medical School (Cam/New Bruns/Pisc) (class of 1985). Their prescriptions cost Medicare Part D more than their services did: $562,799 for 6,442 claims, against $104,732 paid for services in 2024. Glaxosmithkline, LLC. was the largest of 7 companies reporting payments in 2025, $224.04 in all, mostly food and beverage.
Overview
| NPI | 1376520825 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Dec 27, 2005 |
| Last updated in NPPES | Nov 21, 2016 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 25MA04884900 | NJ |
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 (NJ) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 610 |
|---|---|
| Services billed | 3,385 across 26 procedure codes |
| Paid by Medicare | $104,732 |
Part D prescriptions in 2024
| Prescriptions (claims) | 6,442 · 16,446 30-day fills |
|---|---|
| Patients | 737 |
| Total drug cost | $562,799 |
| Generic share | 90% of claims |
Education and affiliations
| Medical school | Rutgers R W Johnson Medical School (Cam/New Bruns/Pisc) |
|---|---|
| Graduation year | 1985 |
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Clinical Health Care Associates of New Jersey PCWoodbury, NJ · 797 clinicians
Hospital affiliations
- Robert Wood Johnson University Hospital - SomersetSomerville, NJ
- University Medical Center of Princeton at PlainsboroPlainsboro, NJ
Other facilities
- Penn Medicine Home Health Princeton HealthHome health agency · Princeton, NJ
- Robert Wood Johnson Visiting Nurses, IncHome health agency · North Brunswick, NJ
Industry payments (Open Payments)
- 2025$224.04 · 13 payments from 7 companies
- 2024$267.56 · 15 payments from 8 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Glaxosmithkline, LLC. | $79.26 | 5 |
| Bayer Healthcare Pharmaceuticals Inc. | $41.35 | 2 |
| Lilly USA, LLC | $35.19 | 2 |
| Astrazeneca Pharmaceuticals LP | $17.99 | 1 |
| Amgen Inc. | $17.23 | 1 |
What the 2025 payments were for
- Food and Beverage$224.04 · 13 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 93 internal medicine physicians in Princeton · All internal medicine physicians in New Jersey