Harriet Margot Kluger, MD
NPI 1528042819ActiveIndividual· Internal Medicine, Medical Oncology· New Haven, CT
Internal Medicine, Medical Oncology (MD) with Yale University, practicing in New Haven, Connecticut. Their prescriptions cost Medicare Part D more than their services did: $1,655,134 for 367 claims, against $40,278 paid for services in 2024. Immunocore Limited was the largest of 2 companies reporting payments in 2025, $7,273 in all, mostly honoraria. Lists Bridgeport Hospital and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1528042819 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Dec 1, 2005 |
| Last updated in NPPES | Aug 4, 2008 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Medical Oncology Primary | 207RX0202X | 038926 | 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 - Medical Oncology (CT) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 174 |
|---|---|
| Services billed | 529 across 13 procedure codes |
| Paid by Medicare | $40,278 |
Part D prescriptions in 2024
| Prescriptions (claims) | 367 · 656 30-day fills |
|---|---|
| Patients | 70 |
| Total drug cost | $1,655,134 |
| Generic share | 72% of claims |
Education and affiliations
| Graduation year | 1993 |
|---|---|
| Medicare specialty | Medical Oncology |
| Secondary specialties | Hematology |
| Telehealth | Offers telehealth |
Medical group
- Yale UniversityNew Haven, CT · 2,645 clinicians
Hospital affiliations
- Bridgeport HospitalBridgeport, CT
- Greenwich Hospital Association -Greenwich, CT
- Lawrence & Memorial HospitalNew London, CT
- Yale-New Haven HospitalNew Haven, CT
Industry payments (Open Payments)
- 2025$7,273 · 3 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Immunocore Limited | $4,473 | 2 |
| Genmab U.S., Inc. | $2,800 | 1 |
What the 2025 payments were for
- Honoraria$4,000 · 1 payment
- Consulting Fee$2,800 · 1 payment
- Travel and Lodging$472.97 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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