Brett Farley, M.D.
NPI 1790896009ActiveIndividual· Internal Medicine, Critical Care Medicine· Modesto, CA
Internal Medicine, Critical Care Medicine (M.D.) in Modesto, California, licensed in CA, with an NPI issued in August 2006. In 2024 Medicare paid $36,072 for 157 patients, and Part D covered 262 of their prescriptions, 79% of them generic. Astellas Pharma US Inc reported $44.20 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1790896009 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Aug 31, 2006 |
| Last updated in NPPES | Sep 11, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Critical Care Medicine Primary | 207RC0200X | A78902 | CA |
| Internal Medicine | 207R00000X | A78902 | CA |
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 (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 157 |
|---|---|
| Services billed | 492 across 7 procedure codes |
| Paid by Medicare | $36,072 |
Part D prescriptions in 2024
| Prescriptions (claims) | 262 · 290 30-day fills |
|---|---|
| Patients | 100 |
| Total drug cost | $18,883 |
| Generic share | 79% of claims |
Industry payments (Open Payments)
- 2025$44.20 · 2 payments from 1 company
- 2024$76.57 · 4 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astellas Pharma US Inc | $44.20 | 2 |
What the 2025 payments were for
- Food and Beverage$44.20 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 16 critical care physicians in Modesto · All critical care physicians in California