Jeffrey H. Katz, M.D.
NPI 1780651745ActiveIndividual· Internal Medicine· Oxford, CT
Internal Medicine (M.D.) with Griffin Faculty Physicians Inc, practicing in Oxford, Connecticut. Their prescriptions cost Medicare Part D more than their services did: $356,775 for 4,388 claims, against $43,651 paid for services in 2024. Ascend Laboratories LLC was the largest of 12 companies reporting payments in 2025, $60,437 in all, mostly consulting fees. Lists Griffin Hospital and 1 other hospital as hospital affiliations.
Overview
| NPI | 1780651745 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Mar 8, 2006 |
| Last updated in NPPES | Aug 25, 2025 |
| Certified by provider | Aug 25, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 29236 | CT |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Internal Medicine (CT) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 153 |
|---|---|
| Services billed | 785 across 20 procedure codes |
| Paid by Medicare | $43,651 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,388 · 11,196 30-day fills |
|---|---|
| Patients | 392 |
| Total drug cost | $356,775 |
| Generic share | 88% of claims |
Education and affiliations
| Graduation year | 1986 |
|---|---|
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Griffin Faculty Physicians IncDerby, CT · 134 clinicians
Hospital affiliations
- Griffin HospitalDerby, CT
- Manchester Memorial HospitalManchester, CT
Industry payments (Open Payments)
- 2025$60,437 · 31 payments from 12 companies
- 2024$60,058 · 14 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Ascend Laboratories LLC | $60,000 | 12 |
| Astrazeneca Pharmaceuticals LP | $74.94 | 3 |
| Sumitomo Pharma America, Inc. | $56.64 | 2 |
| Astellas Pharma US Inc | $53.90 | 2 |
| Abbvie Inc. | $48.42 | 2 |
What the 2025 payments were for
- Consulting Fee$60,000 · 12 payments
- Food and Beverage$436.76 · 19 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Internal Medicine providers in Oxford
- 1215953963
- 1346328044
- 1558387571