Kathleen Mangunay Pergament, D.O., M.P.H.
NPI 1174838130ActiveIndividual· Internal Medicine· Newark, NJ
Internal Medicine (D.O., M.P.H.) in Newark, New Jersey, trained at Lake Erie College of Osteopathic Medicine, Erie (class of 2009). Their prescriptions cost Medicare Part D more than their services did: $111,058 for 1,154 claims, against $25,429 paid for services in 2024. Novo Nordisk Inc was the largest of 4 companies reporting payments in 2025, $131.34 in all, mostly food and beverage.
Overview
| NPI | 1174838130 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.O., M.P.H. |
| Sole proprietor | No |
| NPI issued | Aug 15, 2010 |
| Last updated in NPPES | Aug 7, 2015 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 25MB09641000 | NJ |
| Internal Medicine | 207R00000X | 265560-1 | NY |
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 | 147 |
|---|---|
| Services billed | 359 across 28 procedure codes |
| Paid by Medicare | $25,429 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,154 · 2,490 30-day fills |
|---|---|
| Patients | 246 |
| Total drug cost | $111,058 |
| Generic share | 84% of claims |
Education and affiliations
| Medical school | Lake Erie College of Osteopathic Medicine, Erie |
|---|---|
| Graduation year | 2009 |
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Practice Associates Medical GroupSummit, NJ · 1,408 clinicians
Hospital affiliations
- Ahs Hospital CorpHackettstown, NJ
- Morristown Medical CenterMorristown, NJ
- Overlook Medical CenterSummit, NJ
Other facilities
- Atlantic Visiting NurseHome health agency · Morristown, NJ
Industry payments (Open Payments)
- 2025$131.34 · 8 payments from 4 companies
- 2024$222.76 · 12 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novo Nordisk Inc | $84.12 | 5 |
| Merck Sharp & Dohme LLC | $16.72 | 1 |
| Otsuka America Pharmaceutical, Inc. | $16.19 | 1 |
| Pfizer Inc. | $14.31 | 1 |
What the 2025 payments were for
- Food and Beverage$131.34 · 8 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 250 internal medicine physicians in Newark · All internal medicine physicians in New Jersey