Gaja Andzel, M.D.
NPI 1821231648ActiveIndividual· Internal Medicine, Endocrinology, Diabetes & Metabolism· Yucaipa, CA
Opted out of Medicare from May 2021 to May 2027. Internal Medicine, Endocrinology, Diabetes & Metabolism (M.D.) in Yucaipa, California, licensed in CA, with an NPI issued in April 2009. Part D covered 295 prescriptions written in 2024, 64% of them generic. Corcept Therapeutics was the largest of 2 companies reporting payments in 2025, $28,805 in all, mostly speaking and faculty fees.
Overview
| NPI | 1821231648 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Apr 8, 2009 |
| Last updated in NPPES | Sep 14, 2023 |
| Certified by provider | Sep 14, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Endocrinology, Diabetes & Metabolism Primary | 207RE0101X | A113941 | CA |
| Internal Medicine | 207R00000X | A113941 | CA |
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) | Not in the public enrollment file of Oct 1, 2026 |
|---|---|
| Opt-out | Opted out May 17, 2021 – May 17, 2027 |
| Can order and refer | No |
During an opt-out period the provider sees Medicare patients only under private contracts, and Medicare does not pay claims for their services.
Part D prescriptions in 2024
| Prescriptions (claims) | 295 · 508 30-day fills |
|---|---|
| Patients | 38 |
| Total drug cost | $86,674 |
| Generic share | 64% of claims |
Industry payments (Open Payments)
- 2025$28,805 · 41 payments from 2 companies
- 2024$24,955 · 39 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Corcept Therapeutics | $28,683 | 40 |
| Amgen Inc. | $121.82 | 1 |
What the 2025 payments were for
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$19,350 · 7 payments
- Honoraria$6,470 · 3 payments
- Travel and Lodging$1,626 · 11 payments
- Food and Beverage$1,359 · 20 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records