Gidon Feivel Goldenberg, M.D.
NPI 1689619041ActiveIndividual· Internal Medicine· North Haven, CT
Internal Medicine (M.D.) in North Haven, Connecticut, trained at University of Cincinnati College of Medicine (class of 1976). Their prescriptions cost Medicare Part D more than their services did: $495,374 for 4,198 claims, against $25,119 paid for services in 2024. Amgen Inc. was the largest of 8 companies reporting payments in 2025, $351.28 in all, mostly food and beverage.
Overview
| NPI | 1689619041 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 19, 2006 |
| Last updated in NPPES | Sep 11, 2008 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 027733 | 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 | 122 |
|---|---|
| Services billed | 320 across 19 procedure codes |
| Paid by Medicare | $25,119 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,198 · 9,090 30-day fills |
|---|---|
| Patients | 440 |
| Total drug cost | $495,374 |
| Generic share | 86% of claims |
Education and affiliations
| Medical school | University of Cincinnati College of Medicine |
|---|---|
| Graduation year | 1976 |
| Medicare specialty | Internal Medicine |
Medical group
- Hartford Healthcare Medical Group IncPutnam, CT · 267 clinicians
Hospital affiliations
- The Hospital of Central ConnecticutNew Britain, CT
- Yale-New Haven HospitalNew Haven, CT
Industry payments (Open Payments)
- 2025$351.28 · 15 payments from 8 companies
- 2024$61.28 · 2 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Amgen Inc. | $96.86 | 4 |
| Xeris Pharmaceuticals, Inc. | $63.30 | 3 |
| Lilly USA, LLC | $53.87 | 2 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $45.55 | 2 |
| Exact Sciences Corporation | $27.49 | 1 |
What the 2025 payments were for
- Food and Beverage$351.28 · 15 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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