Peter Chia-Gee Chien, MD
NPI 1508063470ActiveIndividual· Internal Medicine, Cardiovascular Disease· Keene, NH
Internal Medicine, Cardiovascular Disease (MD) with Dartmouth-Hitchcock Clinic and 2 other groups, practicing in Keene, New Hampshire. Their prescriptions cost Medicare Part D more than their services did: $480,363 for 2,635 claims, against $47,592 paid for services in 2024. Alnylam Pharmaceuticals Inc. reported $36.58 in payments in 2025, mostly food and beverage. Lists Brattleboro Memorial Hospital and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1508063470 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jul 2, 2007 |
| Last updated in NPPES | Feb 12, 2024 |
| Certified by provider | Feb 12, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Cardiovascular Disease Primary | 207RC0000X | 17615 | NH |
| Internal Medicine, Cardiovascular Disease | 207RC0000X | 041032 | CT |
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 - Cardiovascular Disease (Cardiology) (MA); Practitioner - Cardiovascular Disease (Cardiology) (NH) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 495 |
|---|---|
| Services billed | 988 across 24 procedure codes |
| Paid by Medicare | $47,592 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,635 · 5,369 30-day fills |
|---|---|
| Patients | 585 |
| Total drug cost | $480,363 |
| Generic share | 80% of claims |
Education and affiliations
| Graduation year | 1997 |
|---|---|
| Medicare specialty | Cardiovascular Disease (Cardiology) |
Medical groups
- Dartmouth-Hitchcock ClinicLebanon, NH · 1,472 clinicians
- Mary Hitchcock Memorial HospitalManchester, NH · 1,280 clinicians
- Cheshire Medical CenterKeene, NH · 61 clinicians
Hospital affiliations
- Brattleboro Memorial HospitalBrattleboro, VT
- Cheshire Medical CenterKeene, NH
- Mary Hitchcock Memorial HospitalLebanon, NH
- Monadnock Community HospitalPeterborough, NH
- Springfield HospitalSpringfield, VT
Industry payments (Open Payments)
- 2025$36.58 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Alnylam Pharmaceuticals Inc. | $36.58 | 1 |
What the 2025 payments were for
- Food and Beverage$36.58 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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