Vitaliy Zak, M.D.
NPI 1669566535ActiveIndividual· Ophthalmology, Retina Specialist· Palm Desert, CA
Ophthalmology, Retina Specialist (M.D.) with Retina Institute of California Medical Group, A California Medical Par, practicing in Palm Desert, California. In 2024 Medicare paid $545,595 for 646 patients, and Part D covered 1,335 of their prescriptions, 69% of them generic. Amgen Inc. was the largest of 5 companies reporting payments in 2025, $782.19 in all, mostly food and beverage.
Overview
| NPI | 1669566535 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Oct 3, 2006 |
| Last updated in NPPES | May 22, 2026 |
| Certified by provider | May 22, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Ophthalmology, Retina Specialist Primary | 207WX0107X | C193067 | CA |
| Ophthalmology | 207W00000X | S6335 | TX |
| Internal Medicine | 207R00000X | MD00044090 | WA |
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) | Enrolled Practitioner - Ophthalmology (CA); Practitioner - Ophthalmology (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 646 |
|---|---|
| Services billed | 6,684 across 66 procedure codes |
| Paid by Medicare | $545,595 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,335 · 2,077 30-day fills |
|---|---|
| Patients | 426 |
| Total drug cost | $63,010 |
| Generic share | 69% of claims |
Education and affiliations
| Graduation year | 1995 |
|---|---|
| Medicare specialty | Ophthalmology |
Medical group
- Retina Institute of California Medical Group, A California Medical ParPalm Desert, CA · 77 clinicians
Industry payments (Open Payments)
- 2025$782.19 · 9 payments from 5 companies
- 2024$696.05 · 9 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Amgen Inc. | $345.73 | 4 |
| Rxsight Inc | $154.80 | 1 |
| Ani Pharmaceuticals, Inc. | $136.52 | 2 |
| Abbvie Inc. | $125.70 | 1 |
| Beaver-Visitec International, Inc. | $19.44 | 1 |
What the 2025 payments were for
- Food and Beverage$782.19 · 9 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Ophthalmology, Retina Specialist providers in Palm Desert
- 1700413317
- 1336131408
- 1457343568
- 1730175670
All Ophthalmology, Retina Specialist providers in California →