Kathryn Diane Hamilton, MD
NPI 1447224688ActiveIndividual· Family Medicine· Branchburg, NJ
Family Medicine (MD) in Branchburg, New Jersey, trained at University of Pittsburgh School of Medicine (class of 1999). Their prescriptions cost Medicare Part D more than their services did: $558,750 for 5,391 claims, against $65,901 paid for services in 2024. Pfizer Inc. was the largest of 8 companies reporting payments in 2025, $181.75 in all, mostly food and beverage.
Overview
| NPI | 1447224688 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Feb 15, 2006 |
| Last updated in NPPES | Jul 8, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | MA71364 | 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 - Family Practice (NJ) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 246 |
|---|---|
| Services billed | 1,007 across 36 procedure codes |
| Paid by Medicare | $65,901 |
Part D prescriptions in 2024
| Prescriptions (claims) | 5,391 · 12,214 30-day fills |
|---|---|
| Patients | 526 |
| Total drug cost | $558,750 |
| Generic share | 87% of claims |
Education and affiliations
| Medical school | University of Pittsburgh School of Medicine |
|---|---|
| Graduation year | 1999 |
| Medicare specialty | Family Practice |
| Telehealth | Offers telehealth |
Medical group
- Capital Health Medical GroupPennington, NJ · 440 clinicians
Hospital affiliations
- Capital Health Medical Center - HopewellPennington, NJ
- Capital Health Regional Medical CenterTrenton, NJ
- Hunterdon Medical CenterFlemington, NJ
- Robert Wood Johnson University Hospital at HamiltonHamilton, NJ
- University Medical Center of Princeton at PlainsboroPlainsboro, NJ
Industry payments (Open Payments)
- 2025$181.75 · 11 payments from 8 companies
- 2024$298.54 · 17 payments from 11 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Pfizer Inc. | $47.91 | 3 |
| Phathom Pharmaceuticals, Inc. | $27.08 | 2 |
| Exact Sciences Corporation | $21.85 | 1 |
| Lilly USA, LLC | $20.60 | 1 |
| Amgen Inc. | $17.84 | 1 |
What the 2025 payments were for
- Food and Beverage$181.75 · 11 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 19 family medicine physicians in Branchburg · All family medicine physicians in New Jersey