Joanna Denis, M.D.
NPI 1528129475ActiveIndividual· Internal Medicine· Parsippany, NJ
Internal Medicine (M.D.) in Parsippany, New Jersey, licensed in NJ, with an NPI issued in December 2006. In 2024 Medicare paid $281,880 for 264 patients, and Part D covered 4,120 of their prescriptions, 85% of them generic. Novo Nordisk Inc was the largest of 4 companies reporting payments in 2025, $127.01 in all, mostly food and beverage. Lists Bayshore Medical Center and 1 other hospital as hospital affiliations.
Overview
| NPI | 1528129475 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Dec 13, 2006 |
| Last updated in NPPES | Jul 8, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 25MA06251100 | 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 | 264 |
|---|---|
| Services billed | 5,140 across 32 procedure codes |
| Paid by Medicare | $281,880 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,120 · 8,309 30-day fills |
|---|---|
| Patients | 481 |
| Total drug cost | $324,055 |
| Generic share | 85% of claims |
Education and affiliations
| Graduation year | 1990 |
|---|---|
| Medicare specialty | Internal Medicine |
Hospital affiliations
- Bayshore Medical CenterHolmdel, NJ
- Morristown Medical CenterMorristown, NJ
Other facilities
- Atlantic Visiting NurseHome health agency · Morristown, NJ
Industry payments (Open Payments)
- 2025$127.01 · 7 payments from 4 companies
- 2024$145.88 · 9 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novo Nordisk Inc | $58.24 | 3 |
| Pfizer Inc. | $33.24 | 2 |
| Renalytix Ai, Inc. | $21.05 | 1 |
| Astrazeneca Pharmaceuticals LP | $14.48 | 1 |
What the 2025 payments were for
- Food and Beverage$127.01 · 7 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 36 internal medicine physicians in Parsippany · All internal medicine physicians in New Jersey