Connie Y. Chen, MD
NPI 1770523862ActiveIndividual· Internal Medicine· Concord, MA
Internal Medicine (MD) in Concord, Massachusetts, trained at State University of New York at Buffalo School of Medicine (class of 1998). Their prescriptions cost Medicare Part D more than their services did: $504,826 for 6,321 claims, against $79,924 paid for services in 2024. Sanofi Pasteur Inc. was the largest of 6 companies reporting payments in 2025, $227.62 in all, mostly food and beverage.
Overview
| NPI | 1770523862 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 7, 2006 |
| Last updated in NPPES | Aug 6, 2026 |
| Certified by provider | Aug 6, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 232150 | MA |
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 (MA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 295 |
|---|---|
| Services billed | 943 across 34 procedure codes |
| Paid by Medicare | $79,924 |
Part D prescriptions in 2024
| Prescriptions (claims) | 6,321 · 14,574 30-day fills |
|---|---|
| Patients | 522 |
| Total drug cost | $504,826 |
| Generic share | 90% of claims |
Education and affiliations
| Medical school | State University of New York at Buffalo School of Medicine |
|---|---|
| Graduation year | 1998 |
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Emerson Practice Associates, IncConcord, MA · 240 clinicians
Hospital affiliations
- Beth Israel Deaconess Medical CenterBoston, MA
- Emerson Hospital -W Concord, MA
- Lahey Hospital & Medical Center, BurlingtonBurlington, MA
- Massachusetts Eye and Ear Infirmary -Boston, MA
- Massachusetts General HospitalBoston, MA
Other facilities
- Emerson Hospital Home Care ProgramHome health agency · Concord, MA
- Mass General Brigham Home Care, IncHome health agency · Newton, MA
- Rivercrest Long Term CareNursing home · W Concord, MA
Industry payments (Open Payments)
- 2025$227.62 · 10 payments from 6 companies
- 2024$255.32 · 8 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Sanofi Pasteur Inc. | $67.49 | 2 |
| Exact Sciences Corporation | $43.26 | 2 |
| Astrazeneca Pharmaceuticals LP | $42.22 | 2 |
| Lilly USA, LLC | $30.76 | 2 |
| Glaxosmithkline, LLC. | $25.88 | 1 |
What the 2025 payments were for
- Food and Beverage$227.62 · 10 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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