Glenn Donald Garbutt, M.D.
NPI 1063513737ActiveIndividual· Internal Medicine, Nephrology· Fresno, CA
Internal Medicine, Nephrology (M.D.) in Fresno, California, trained at Loma Linda University School of Medicine (class of 1966). Their prescriptions cost Medicare Part D more than their services did: $397,048 for 989 claims, against $70,537 paid for services in 2024. Akebia Therapeutics Inc was the largest of 9 companies reporting payments in 2025, $592.94 in all, mostly food and beverage.
Overview
| NPI | 1063513737 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Sep 26, 2006 |
| Last updated in NPPES | Mar 11, 2025 |
| Certified by provider | Mar 11, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | G13844 | 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 - Nephrology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 134 |
|---|---|
| Services billed | 561 across 11 procedure codes |
| Paid by Medicare | $70,537 |
Part D prescriptions in 2024
| Prescriptions (claims) | 989 · 1,672 30-day fills |
|---|---|
| Patients | 105 |
| Total drug cost | $397,048 |
| Generic share | 61% of claims |
Education and affiliations
| Medical school | Loma Linda University School of Medicine |
|---|---|
| Graduation year | 1966 |
| Medicare specialty | Nephrology |
| Secondary specialties | Internal Medicine |
Hospital affiliations
- Clovis Community Medical CenterClovis, CA
- Community Regional Medical CenterFresno, CA
- Saint Agnes Medical CenterFresno, CA
Other facilities
- Community Dialysis CenterDialysis facility · Fresno, CA
- Davita Ash Tree DialysisDialysis facility · Fresno, CA
- Davita Fresno Palm Bluffs DialysisDialysis facility · Fresno, CA
Industry payments (Open Payments)
- 2025$592.94 · 34 payments from 9 companies
- 2024$771.00 · 48 payments from 10 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Akebia Therapeutics Inc | $224.83 | 17 |
| Fresenius USA Marketing, Inc. | $90.86 | 5 |
| Amgen Inc. | $88.02 | 3 |
| Lilly USA, LLC | $79.08 | 3 |
| Novo Nordisk Inc | $32.29 | 2 |
What the 2025 payments were for
- Food and Beverage$592.94 · 34 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 42 nephrologists in Fresno · All nephrologists in California