Shampa Chatterjee, M.D
NPI 1265609515ActiveIndividual· Internal Medicine, Endocrinology, Diabetes & Metabolism· Westerville, OH
Internal Medicine, Endocrinology, Diabetes & Metabolism (M.D) with Central Ohio Primary Care Physicians, Inc., practicing in Westerville, Ohio. Their prescriptions cost Medicare Part D more than their services did: $648,352 for 1,422 claims, against $42,338 paid for services in 2024. Insulet Corporation was the largest of 21 companies reporting payments in 2025, $633.87 in all, mostly food and beverage. Lists Mount Carmel East & West and 1 other hospital as hospital affiliations.
Overview
| NPI | 1265609515 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D |
| Sole proprietor | Yes |
| NPI issued | May 14, 2008 |
| Last updated in NPPES | Mar 9, 2017 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Endocrinology, Diabetes & Metabolism Primary | 207RE0101X | 35-128993 | OH |
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 - Endocrinology (OH) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 187 |
|---|---|
| Services billed | 1,653 across 58 procedure codes |
| Paid by Medicare | $42,338 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,422 · 3,378 30-day fills |
|---|---|
| Patients | 270 |
| Total drug cost | $648,352 |
| Generic share | 38% of claims |
Education and affiliations
| Graduation year | 2005 |
|---|---|
| Medicare specialty | Endocrinology |
| Telehealth | Offers telehealth |
Medical group
- Central Ohio Primary Care Physicians, Inc.Columbus, OH · 488 clinicians
Hospital affiliations
- Mount Carmel East & WestColumbus, OH
- Mount Carmel St Ann'sWesterville, OH
Industry payments (Open Payments)
- 2025$633.87 · 33 payments from 21 companies
- 2024$516.95 · 25 payments from 12 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Insulet Corporation | $97.65 | 3 |
| Amgen Inc. | $53.62 | 3 |
| Beta Bionics, Inc. | $51.11 | 4 |
| Novartis Pharmaceuticals Corporation | $42.01 | 2 |
| Abbott Laboratories | $35.96 | 2 |
What the 2025 payments were for
- Food and Beverage$633.87 · 33 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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