Maryam Ghiassi, MD
NPI 1346773934ActiveIndividual· Ophthalmology, Retina Specialist· Sacramento, CA
Ophthalmology, Retina Specialist (MD) in Sacramento, California, trained at Yale University School of Medicine (class of 2017). In 2024 Medicare paid $2,929,099 for 1,169 patients, and Part D covered 557 of their prescriptions, 64% of them generic. Ocular Therapeutix, Inc. was the largest of 10 companies reporting payments in 2025, $4,064 in all, mostly consulting fees.
Overview
| NPI | 1346773934 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Apr 10, 2017 |
| Last updated in NPPES | Jun 7, 2023 |
| Certified by provider | Jun 7, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Ophthalmology, Retina Specialist Primary | 207WX0107X | A184813 | CA |
| Ophthalmology, Retina Specialist | 207WX0107X | DR.0065808 | CO |
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 (CO) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 1,169 |
|---|---|
| Services billed | 52,084 across 47 procedure codes |
| Paid by Medicare | $2,929,099 |
Part D prescriptions in 2024
| Prescriptions (claims) | 557 · 893 30-day fills |
|---|---|
| Patients | 190 |
| Total drug cost | $40,950 |
| Generic share | 64% of claims |
Education and affiliations
| Medical school | Yale University School of Medicine |
|---|---|
| Graduation year | 2017 |
| Medicare specialty | Ophthalmology |
Medical group
- Vitreo-Retinal Medical Group, Inc.Sacramento, CA · 22 clinicians
Industry payments (Open Payments)
- 2025$4,064 · 32 payments from 10 companies
- 2024$5,279 · 33 payments from 11 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Ocular Therapeutix, Inc. | $2,435 | 3 |
| Apellis Pharmaceuticals, Inc. | $508.82 | 6 |
| Genentech, Inc. | $272.50 | 3 |
| Astellas Pharma US Inc | $229.83 | 6 |
| Regeneron Pharmaceuticals, Inc. | $198.72 | 2 |
What the 2025 payments were for
- Consulting Fee$2,544 · 3 payments
- Food and Beverage$1,519 · 29 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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