Rachel Castillo, PA-C
NPI 1598489320ActiveIndividual· Physician Assistant· Flagstaff, AZ
Physician Assistant (PA-C) with Flagstaff Center for Bone and Joint Disorders, practicing in Flagstaff, Arizona. 255 Medicare patients in 2024, $34,285 paid; nearly all of their 360 Part D prescriptions were generic (99%). Orthofix Medical, Inc. was the largest of 3 companies reporting payments in 2025, $149.37 in all, mostly food and beverage. Lists Flagstaff Medical Center and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1598489320 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Sep 26, 2022 |
| Last updated in NPPES | Sep 11, 2026 |
| Certified by provider | Sep 11, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | — | — |
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 - Physician Assistant (AZ) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 255 |
|---|---|
| Services billed | 982 across 52 procedure codes |
| Paid by Medicare | $34,285 |
Part D prescriptions in 2024
| Prescriptions (claims) | 360 · 400 30-day fills |
|---|---|
| Patients | 204 |
| Total drug cost | $2,284 |
| Generic share | 99% of claims |
Education and affiliations
| Graduation year | 2022 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Flagstaff Center for Bone and Joint DisordersFlagstaff, AZ · 27 clinicians
Hospital affiliations
- Flagstaff Medical CenterFlagstaff, AZ
- Kingman Regional Medical CenterKingman, AZ
- Verde Valley Medical CenterCottonwood, AZ
Industry payments (Open Payments)
- 2025$149.37 · 8 payments from 3 companies
- 2024$79.92 · 4 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Orthofix Medical, Inc. | $119.69 | 5 |
| Boston Scientific Corporation | $15.40 | 1 |
| Electronic Waveform Lab, Inc. | $14.28 | 2 |
What the 2025 payments were for
- Food and Beverage$149.37 · 8 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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