Christine Chua Calma, PA
NPI 1821051350ActiveIndividual· Physician Assistant· Chula Vista, CA
Physician Assistant (PA) with Scripps Health, practicing in Chula Vista, California. Their prescriptions cost Medicare Part D more than their services did: $203,257 for 1,502 claims, against $18,323 paid for services in 2024. Edwards Lifesciences Corporation was the largest of 15 companies reporting payments in 2025, $844.07 in all, mostly food and beverage. Lists Scripps Memorial Hospital la Jolla and 1 other hospital as hospital affiliations.
Overview
| NPI | 1821051350 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA |
| Sole proprietor | No |
| NPI issued | Apr 7, 2006 |
| Last updated in NPPES | Jun 27, 2014 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | PA17184 | 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 - Physician Assistant (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 138 |
|---|---|
| Services billed | 222 across 19 procedure codes |
| Paid by Medicare | $18,323 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,502 · 3,536 30-day fills |
|---|---|
| Patients | 412 |
| Total drug cost | $203,257 |
| Generic share | 84% of claims |
Education and affiliations
| Graduation year | 2000 |
|---|---|
| Medicare specialty | Physician Assistant |
| Telehealth | Offers telehealth |
Medical group
- Scripps HealthLa Jolla, CA · 1,433 clinicians
Hospital affiliations
- Scripps Memorial Hospital la JollaLa Jolla, CA
- Scripps Mercy HospitalSan Diego, CA
Industry payments (Open Payments)
- 2025$844.07 · 33 payments from 15 companies
- 2024$499.33 · 23 payments from 9 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Edwards Lifesciences Corporation | $172.60 | 1 |
| Abbott Laboratories | $107.71 | 5 |
| Lilly USA, LLC | $92.38 | 4 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $72.83 | 3 |
| Novo Nordisk Inc | $72.26 | 4 |
What the 2025 payments were for
- Food and Beverage$844.07 · 33 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 62 physician assistants in Chula Vista · All physician assistants in California