Gabriel Zevallos, MD
NPI 1013965599ActiveIndividual· Internal Medicine· McComb, MS
Internal Medicine (MD) with Rh Mississippi Hospitalist Medicine LLC, practicing in McComb, Mississippi. In 2024 Medicare paid $92,690 for 412 patients, and Part D covered 941 of their prescriptions, 83% of them generic. Viatris Specialty LLC was the largest of 4 companies reporting payments in 2025, $101.89 in all, mostly food and beverage. Lists St Dominic-Jackson Memorial Hospital as a hospital affiliation.
Overview
| NPI | 1013965599 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | May 5, 2006 |
| Last updated in NPPES | Mar 2, 2015 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 19002 | MS |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Internal Medicine (MS); Practitioner - Internal Medicine (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 412 |
|---|---|
| Services billed | 1,298 across 10 procedure codes |
| Paid by Medicare | $92,690 |
Part D prescriptions in 2024
| Prescriptions (claims) | 941 · 1,295 30-day fills |
|---|---|
| Patients | 263 |
| Total drug cost | $89,612 |
| Generic share | 83% of claims |
Education and affiliations
| Graduation year | 1996 |
|---|---|
| Medicare specialty | Internal Medicine |
Medical group
- Rh Mississippi Hospitalist Medicine LLCJackson, MS · 71 clinicians
Hospital affiliation
- St Dominic-Jackson Memorial HospitalJackson, MS
Other facilities
- Mississippi Homecare of JacksonHome health agency · Jackson, MS
Industry payments (Open Payments)
- 2025$101.89 · 5 payments from 4 companies
- 2024$358.41 · 18 payments from 11 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Viatris Specialty LLC | $43.71 | 2 |
| Merck Sharp & Dohme LLC | $21.04 | 1 |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | $19.78 | 1 |
| Abbvie Inc. | $17.36 | 1 |
What the 2025 payments were for
- Food and Beverage$101.89 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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