Maria E. Castillejos, M.D.
NPI 1043395098ActiveIndividual· Ophthalmology· Chula Vista, CA
Ophthalmology (M.D.) with Eye Physicians Medical Surgical Center and 1 other group, practicing in Chula Vista, California. Their prescriptions cost Medicare Part D more than their services did: $781,623 for 3,742 claims, against $423,260 paid for services in 2024. Boston Scientific Corporation was the largest of 9 companies reporting payments in 2025, $430.01 in all, mostly food and beverage. Lists Sharp Chula Vista Medical Center as a hospital affiliation.
Overview
| NPI | 1043395098 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Oct 26, 2006 |
| Last updated in NPPES | Jul 27, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Ophthalmology Primary | 207W00000X | A37652 | 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 | 431 |
|---|---|
| Services billed | 3,866 across 36 procedure codes |
| Paid by Medicare | $423,260 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,742 · 5,831 30-day fills |
|---|---|
| Patients | 800 |
| Total drug cost | $781,623 |
| Generic share | 43% of claims |
Education and affiliations
| Graduation year | 1973 |
|---|---|
| Medicare specialty | Ophthalmology |
Medical groups
- Eye Physicians Medical Surgical CenterChula Vista, CA · 9 clinicians
- Castillejos Eye Institute Medical GroupChula Vista, CA · 6 clinicians
Hospital affiliation
- Sharp Chula Vista Medical CenterChula Vista, CA
Industry payments (Open Payments)
- 2025$430.01 · 16 payments from 9 companies
- 2024$527.92 · 26 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Boston Scientific Corporation | $87.65 | 3 |
| Abbvie Inc. | $78.18 | 3 |
| Alcon Vision LLC | $58.64 | 2 |
| Harrow Eye, LLC | $58.34 | 2 |
| Tarsus Pharmaceuticals, Inc. | $49.13 | 2 |
What the 2025 payments were for
- Food and Beverage$430.01 · 16 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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