David Castillejos, M.D.
NPI 1558446401ActiveIndividual· Ophthalmology· Chula Vista, CA
Ophthalmology (M.D.) with Castillejos Eye Institute Medical Group, practicing in Chula Vista, California. Their prescriptions cost Medicare Part D more than their services did: $705,624 for 6,096 claims, against $184,041 paid for services in 2024. Tarsus Pharmaceuticals, Inc. was the largest of 8 companies reporting payments in 2025, $393.29 in all, mostly food and beverage. Lists Scripps Mercy Hospital and 1 other hospital as hospital affiliations.
Overview
| NPI | 1558446401 |
|---|---|
| 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 | A44482 | 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 | 344 |
|---|---|
| Services billed | 1,535 across 35 procedure codes |
| Paid by Medicare | $184,041 |
Part D prescriptions in 2024
| Prescriptions (claims) | 6,096 · 8,724 30-day fills |
|---|---|
| Patients | 1,011 |
| Total drug cost | $705,624 |
| Generic share | 51% of claims |
Education and affiliations
| Graduation year | 1981 |
|---|---|
| Medicare specialty | Ophthalmology |
Medical group
- Castillejos Eye Institute Medical GroupChula Vista, CA · 6 clinicians
Hospital affiliations
- Scripps Mercy HospitalSan Diego, CA
- Sharp Chula Vista Medical CenterChula Vista, CA
Industry payments (Open Payments)
- 2025$393.29 · 15 payments from 8 companies
- 2024$674.14 · 17 payments from 8 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Tarsus Pharmaceuticals, Inc. | $88.19 | 4 |
| Abbvie Inc. | $86.68 | 3 |
| Alcon Vision LLC | $85.07 | 3 |
| Harrow Eye, LLC | $35.91 | 1 |
| Astellas Pharma US Inc | $34.06 | 1 |
What the 2025 payments were for
- Food and Beverage$393.29 · 15 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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