Ajita Grewal, M.D.
NPI 1669491486ActiveIndividual· Ophthalmology· Los Altos, CA
Ophthalmology (M.D.) in Los Altos, California, trained at Duke University School of Medicine (class of 1995). In 2024 Medicare paid $402,845 for 1,545 patients, and Part D covered 2,179 of their prescriptions, 55% of them generic. Alcon Vision LLC was the largest of 3 companies reporting payments in 2025, $206.84 in all, mostly food and beverage.
Overview
| NPI | 1669491486 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Jul 19, 2006 |
| Last updated in NPPES | Jun 9, 2015 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Ophthalmology Primary | 207W00000X | A061389 | 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 | 1,545 |
|---|---|
| Services billed | 6,130 across 29 procedure codes |
| Paid by Medicare | $402,845 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,179 · 4,704 30-day fills |
|---|---|
| Patients | 435 |
| Total drug cost | $198,790 |
| Generic share | 55% of claims |
Education and affiliations
| Medical school | Duke University School of Medicine |
|---|---|
| Graduation year | 1995 |
| Medicare specialty | Ophthalmology |
Industry payments (Open Payments)
- 2025$206.84 · 6 payments from 3 companies
- 2024$303.69 · 5 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Alcon Vision LLC | $165.87 | 4 |
| Thea Pharma Inc. | $23.60 | 1 |
| Oyster Point Pharma, Inc. | $17.37 | 1 |
What the 2025 payments were for
- Food and Beverage$206.84 · 6 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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