Mark Richard Mandel, MD
NPI 1770541294ActiveIndividual· Ophthalmology· Hayward, CA
Ophthalmology (MD) in Hayward, California, trained at University of California, Geffen School of Medicine (class of 1979). In 2024 Medicare paid $323,772 for 570 patients, and Part D covered 2,067 of their prescriptions, 72% of them generic. Alcon Vision LLC was the largest of 8 companies reporting payments in 2025, $617.81 in all, mostly food and beverage.
Overview
| NPI | 1770541294 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | May 3, 2006 |
| Last updated in NPPES | Sep 3, 2008 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Ophthalmology Primary | 207W00000X | 00G424180 | 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) | Enrolled Practitioner - Ophthalmology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 570 |
|---|---|
| Services billed | 2,180 across 51 procedure codes |
| Paid by Medicare | $323,772 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,067 · 2,813 30-day fills |
|---|---|
| Patients | 411 |
| Total drug cost | $133,900 |
| Generic share | 72% of claims |
Education and affiliations
| Medical school | University of California, Geffen School of Medicine |
|---|---|
| Graduation year | 1979 |
| Medicare specialty | Ophthalmology |
Medical group
- Optima Ophthalmic Medical Associates IncHayward, CA · 3 clinicians
Industry payments (Open Payments)
- 2025$617.81 · 10 payments from 8 companies
- 2024$889.20 · 21 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Alcon Vision LLC | $323.00 | 3 |
| Johnson & Johnson Surgical Vision, Inc. | $141.40 | 1 |
| Harrow Eye, LLC | $33.84 | 1 |
| Biotissue Holdings Inc. | $29.30 | 1 |
| Apellis Pharmaceuticals, Inc. | $29.02 | 1 |
What the 2025 payments were for
- Food and Beverage$601.67 · 9 payments
- Entertainment$16.14 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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