Karen Marcela St. Jean, MD
NPI 1083173124ActiveIndividual· Internal Medicine, Endocrinology, Diabetes & Metabolism· Burlington, MA
Internal Medicine, Endocrinology, Diabetes & Metabolism (MD) with Lahey Clinic Inc, practicing in Burlington, Massachusetts. Their prescriptions cost Medicare Part D more than their services did: $284,622 for 573 claims, against $17,842 paid for services in 2024. Lists Anna Jaques Hospital and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1083173124 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Mar 18, 2019 |
| Last updated in NPPES | Jul 9, 2024 |
| Certified by provider | Jul 9, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Endocrinology, Diabetes & Metabolism Primary | 207RE0101X | 1020264 | 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 - Endocrinology (MA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 155 |
|---|---|
| Services billed | 316 across 15 procedure codes |
| Paid by Medicare | $17,842 |
Part D prescriptions in 2024
| Prescriptions (claims) | 573 · 1,267 30-day fills |
|---|---|
| Patients | 190 |
| Total drug cost | $284,622 |
| Generic share | 47% of claims |
Education and affiliations
| Graduation year | 2012 |
|---|---|
| Medicare specialty | Endocrinology |
| Telehealth | Offers telehealth |
Medical group
- Lahey Clinic IncBurlington, MA · 1,381 clinicians
Hospital affiliations
- Anna Jaques HospitalNewburyport, MA
- Beth Israel Deaconess Medical CenterBoston, MA
- Lahey Hospital & Medical Center, BurlingtonBurlington, MA
- Northeast Hospital CorporationBeverly, MA
- Winchester HospitalWinchester, MA
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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