Christina Anna Davidian
NPI 1356920219ActiveIndividual· Physician Assistant· Burbank, CA
Physician Assistant with Southern California Permanente Medical Group, practicing in Burbank, California. In 2024 Medicare paid $21,603 for 182 patients, and Part D covered 412 of their prescriptions, 86% of them generic. Ardelyx, Inc. was the largest of 9 companies reporting payments in 2025, $814.83 in all, mostly food and beverage. Lists San Antonio Regional Hospital as a hospital affiliation.
Overview
| NPI | 1356920219 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | No |
| NPI issued | Apr 6, 2021 |
| Last updated in NPPES | May 27, 2025 |
| Certified by provider | Sep 14, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | — | — |
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 - Physician Assistant (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 182 |
|---|---|
| Services billed | 560 across 50 procedure codes |
| Paid by Medicare | $21,603 |
Part D prescriptions in 2024
| Prescriptions (claims) | 412 · 416 30-day fills |
|---|---|
| Patients | 247 |
| Total drug cost | $6,041 |
| Generic share | 86% of claims |
Education and affiliations
| Graduation year | 2021 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Southern California Permanente Medical GroupRedlands, CA · 11,293 clinicians
Hospital affiliation
- San Antonio Regional HospitalUpland, CA
Industry payments (Open Payments)
- 2025$814.83 · 28 payments from 9 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Ardelyx, Inc. | $241.08 | 9 |
| Janssen Biotech, Inc. | $201.36 | 3 |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | $150.37 | 7 |
| Abbvie Inc. | $109.39 | 4 |
| Ipsen Biopharmaceuticals, Inc | $27.76 | 1 |
What the 2025 payments were for
- Food and Beverage$814.83 · 28 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 60 physician assistants in Burbank · All physician assistants in California