Sergei Rafael Guma, MD/PHD
NPI 1699186445ActiveIndividual· Pathology, Anatomic Pathology & Clinical Pathology· Dayton, OH
Pathology, Anatomic Pathology & Clinical Pathology (MD/PHD) in Dayton, Ohio, trained at University of Puerto Rico School of Medicine (class of 2014). Medicare paid $140,134 for services to 801 patients in 2024. Salix Pharmaceuticals, A Division of Bausch Health US, LLC reported $56.97 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1699186445 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD/PHD |
| Sole proprietor | No |
| NPI issued | May 14, 2014 |
| Last updated in NPPES | Jun 11, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Pathology, Anatomic Pathology & Clinical Pathology Primary | 207ZP0102X | 35.136083 | 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 - Pathology (OH) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 801 |
|---|---|
| Services billed | 5,000 across 34 procedure codes |
| Paid by Medicare | $140,134 |
Education and affiliations
| Medical school | University of Puerto Rico School of Medicine |
|---|---|
| Graduation year | 2014 |
| Medicare specialty | Pathology |
Medical group
- Valley Pathologists, IncDayton, OH · 11 clinicians
Hospital affiliations
- Atrium Medical CenterFranklin, OH
- Kettering Health Main CampusKettering, OH
- Miami Valley HospitalDayton, OH
- Upper Valley Medical CenterTroy, OH
Industry payments (Open Payments)
- 2025$56.97 · 3 payments from 1 company
- 2024$42.82 · 2 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | $56.97 | 3 |
What the 2025 payments were for
- Food and Beverage$56.97 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Pathology, Anatomic Pathology & Clinical Pathology providers in Dayton
- 1891770889
- 1457336455
- 1629187778
- 1992798854
- 1831158070
- 1023001989
- 1154390656
- 1023126265
- 1952716276
- 1144217951
- 1205097193
- 1558482877
All Pathology, Anatomic Pathology & Clinical Pathology providers in Ohio →