Yonghyun Lee, M.D.
NPI 1104278027ActiveIndividual· Internal Medicine· Framingham, MA
Internal Medicine (M.D.) with Charles River Medical Associates, PC, practicing in Framingham, Massachusetts. Their prescriptions cost Medicare Part D more than their services did: $277,078 for 3,686 claims, against $155,806 paid for services in 2024. Novo Nordisk Inc was the largest of 2 companies reporting payments in 2025, $224.98 in all, mostly food and beverage. Lists Brigham and Women Faulkner Hospital and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1104278027 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jul 2, 2016 |
| Last updated in NPPES | Sep 13, 2026 |
| Certified by provider | Sep 13, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 280251 | MA |
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 - Internal Medicine (MA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 444 |
|---|---|
| Services billed | 3,022 across 49 procedure codes |
| Paid by Medicare | $155,806 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,686 · 8,474 30-day fills |
|---|---|
| Patients | 659 |
| Total drug cost | $277,078 |
| Generic share | 89% of claims |
Education and affiliations
| Graduation year | 2012 |
|---|---|
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Charles River Medical Associates, PCHudson, MA · 119 clinicians
Hospital affiliations
- Brigham and Women Faulkner HospitalJamaica Plain, MA
- Metrowest Medical CenterFramingham, MA
- Milford Regional Medical CenterMilford, MA
- Newton-Wellesley HospitalNewton, MA
Other facilities
- Metrowest Homecare and Hospice, An Amedisys CompanyHome health agency · Marlborough, MA
- Spaulding Rehabilitation HospitalInpatient rehabilitation facility · Charlestown, MA
Industry payments (Open Payments)
- 2025$224.98 · 2 payments from 2 companies
- 2024$24.73 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novo Nordisk Inc | $121.85 | 1 |
| Inspire Medical Systems, Inc. | $103.13 | 1 |
What the 2025 payments were for
- Food and Beverage$224.98 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 102 internal medicine physicians in Framingham · All internal medicine physicians in Massachusetts