Guillermo Fraga, MD
NPI 1104809433ActiveIndividual· Internal Medicine· Henderson, NV
Internal Medicine (MD) with Medinix Medical Services Singh PLLC, practicing in Henderson, Nevada. Their prescriptions cost Medicare Part D more than their services did: $198,837 for 2,663 claims, against $76,883 paid for services in 2024. Novo Nordisk Inc was the largest of 12 companies reporting payments in 2025, $862.44 in all, mostly food and beverage.
Overview
| NPI | 1104809433 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Nov 21, 2005 |
| Last updated in NPPES | Mar 25, 2015 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 7867 | NV |
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 (NV) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 323 |
|---|---|
| Services billed | 1,758 across 29 procedure codes |
| Paid by Medicare | $76,883 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,663 · 6,998 30-day fills |
|---|---|
| Patients | 351 |
| Total drug cost | $198,837 |
| Generic share | 90% of claims |
Education and affiliations
| Graduation year | 1986 |
|---|---|
| Medicare specialty | Internal Medicine |
Medical group
- Medinix Medical Services Singh PLLCLas Vegas, NV · 24 clinicians
Other facilities
- Care First Home Health CareHome health agency · Las Vegas, NV
- St. Agatha Home Health LLCHome health agency · Henderson, NV
Industry payments (Open Payments)
- 2025$862.44 · 36 payments from 12 companies
- 2024$954.26 · 21 payments from 8 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novo Nordisk Inc | $163.63 | 6 |
| Amgen Inc. | $145.56 | 9 |
| Abbvie Inc. | $130.25 | 1 |
| Exact Sciences Corporation | $112.27 | 6 |
| Bayer Healthcare Pharmaceuticals Inc. | $75.23 | 4 |
What the 2025 payments were for
- Food and Beverage$862.44 · 36 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 260 internal medicine physicians in Henderson · All internal medicine physicians in Nevada