Reyneiro Castro, MD
NPI 1457496770ActiveIndividual· Specialist· Pasadena, CA
Specialist (MD) in Pasadena, California, trained at University of California, Davis School of Medicine (class of 1998). Their prescriptions cost Medicare Part D more than their services did: $416,826 for 1,063 claims, against $51,794 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 14 companies reporting payments in 2025, $1,412 in all, mostly food and beverage.
Overview
| NPI | 1457496770 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Feb 21, 2007 |
| Last updated in NPPES | Sep 19, 2023 |
| Certified by provider | Sep 19, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Specialist Primary | 174400000X | A72638 | CA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Allergy/Immunology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 122 |
|---|---|
| Services billed | 3,186 across 25 procedure codes |
| Paid by Medicare | $51,794 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,063 · 1,435 30-day fills |
|---|---|
| Patients | 183 |
| Total drug cost | $416,826 |
| Generic share | 62% of claims |
Education and affiliations
| Medical school | University of California, Davis School of Medicine |
|---|---|
| Graduation year | 1998 |
| Medicare specialty | Allergy/Immunology |
| Telehealth | Offers telehealth |
Medical group
- Huntington Asthma and Allergy Center A Professional CorporationBurbank, CA · 2 clinicians
Industry payments (Open Payments)
- 2025$1,412 · 72 payments from 14 companies
- 2024$1,404 · 77 payments from 17 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $425.40 | 24 |
| Glaxosmithkline, LLC. | $279.77 | 17 |
| Leo Pharma Inc. | $206.50 | 10 |
| Regeneron Healthcare Solutions, Inc. | $78.80 | 3 |
| Novartis Pharmaceuticals Corporation | $72.90 | 3 |
What the 2025 payments were for
- Food and Beverage$1,412 · 72 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 77 Specialist providers in Pasadena · All Specialist providers in California