Ronald Guzman, MD
NPI 1164563110ActiveIndividual· Internal Medicine· Fairport, NY
Internal Medicine (MD) with University of Rochester and 2 other groups, practicing in Fairport, New York. Their prescriptions cost Medicare Part D more than their services did: $61,231 for 740 claims, against $4,042 paid for services in 2024. Lists Strong Memorial Hospital as a hospital affiliation.
Overview
| NPI | 1164563110 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Feb 11, 2007 |
| Last updated in NPPES | Jul 5, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 192796 | NY |
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 - Internal Medicine (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 49 |
|---|---|
| Services billed | 79 across 9 procedure codes |
| Paid by Medicare | $4,042 |
Part D prescriptions in 2024
| Prescriptions (claims) | 740 · 1,539 30-day fills |
|---|---|
| Patients | 359 |
| Total drug cost | $61,231 |
| Generic share | 85% of claims |
Education and affiliations
| Graduation year | 1989 |
|---|---|
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical groups
- University of RochesterRochester, NY · 973 clinicians
- Highland Hospital of RochesterLakeville, NY · 411 clinicians
- Strong Medical GroupMarion, NY · 48 clinicians
Hospital affiliation
- Strong Memorial HospitalRochester, NY
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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All 17 internal medicine physicians in Fairport · All internal medicine physicians in New York