Cynthia Anne Korzelius, M.D.
NPI 1932175379ActiveIndividual· Internal Medicine, Nephrology· Newton, MA
Internal Medicine, Nephrology (M.D.) in Newton, Massachusetts, trained at Johns Hopkins University School of Medicine (class of 1996). Mostly services rather than prescriptions: Medicare paid $31,122 for 128 patients in 2024, with only 44 Part D claims.
Overview
| NPI | 1932175379 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Feb 26, 2006 |
| Last updated in NPPES | Sep 11, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | 156597 | MA |
| Internal Medicine | 207R00000X | 156597 | 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 - Nephrology (MA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 128 |
|---|---|
| Services billed | 365 across 7 procedure codes |
| Paid by Medicare | $31,122 |
Part D prescriptions in 2024
| Prescriptions (claims) | 44 · 50 30-day fills |
|---|---|
| Patients | 21 |
| Total drug cost | $3,547 |
| Generic share | 86% of claims |
Education and affiliations
| Medical school | Johns Hopkins University School of Medicine |
|---|---|
| Graduation year | 1996 |
| Medicare specialty | Nephrology |
| Secondary specialties | Internal Medicine |
Medical group
- Mass General Brigham Medical Group Suburban Massachusetts IncPembroke, MA · 602 clinicians
Hospital affiliation
- Newton-Wellesley HospitalNewton, 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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