Carolyn Elizabeth Maxwell, M.D.
NPI 1780846808ActiveIndividual· Internal Medicine, Endocrinology, Diabetes & Metabolism· East Setauket, NY
Internal Medicine, Endocrinology, Diabetes & Metabolism (M.D.) with Stony Brook Internists University Faculty Practice Corporation, practicing in East Setauket, New York. Their prescriptions cost Medicare Part D more than their services did: $340,049 for 1,040 claims, against $99,809 paid for services in 2024. Beta Bionics, Inc. was the largest of 7 companies reporting payments in 2025, $641.71 in all, mostly food and beverage. Lists Suny/Stony Brook University Hospital as a hospital affiliation.
Overview
| NPI | 1780846808 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Jun 30, 2008 |
| Last updated in NPPES | Aug 31, 2013 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Endocrinology, Diabetes & Metabolism Primary | 207RE0101X | 251503 | NY |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
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 (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 515 |
|---|---|
| Services billed | 1,889 across 27 procedure codes |
| Paid by Medicare | $99,809 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,040 · 2,628 30-day fills |
|---|---|
| Patients | 219 |
| Total drug cost | $340,049 |
| Generic share | 48% of claims |
Education and affiliations
| Graduation year | 2007 |
|---|---|
| Medicare specialty | Endocrinology |
| Telehealth | Offers telehealth |
Medical group
- Stony Brook Internists University Faculty Practice CorporationStony Brook, NY · 428 clinicians
Hospital affiliation
- Suny/Stony Brook University HospitalStony Brook, NY
Industry payments (Open Payments)
- 2025$641.71 · 10 payments from 7 companies
- 2024$324.40 · 5 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Beta Bionics, Inc. | $211.00 | 2 |
| Medtronic, Inc. | $189.77 | 2 |
| Dexcom, Inc. | $139.94 | 2 |
| Tandem Diabetes Care, Inc. | $30.94 | 1 |
| Ascendis Pharma Endocrinology Inc | $26.76 | 1 |
What the 2025 payments were for
- Food and Beverage$641.71 · 10 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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