Jessica Chan, PA-C
NPI 1164992277ActiveIndividual· Physician Assistant· Modesto, CA
Physician Assistant (PA-C) with Csi Medical Group, practicing in Modesto, California. Their prescriptions cost Medicare Part D more than their services did: $565,988 for 1,320 claims, against $295,261 paid for services in 2024. Janssen Biotech, Inc. was the largest of 13 companies reporting payments in 2025, $1,106 in all, mostly food and beverage.
Overview
| NPI | 1164992277 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Dec 1, 2018 |
| Last updated in NPPES | Nov 21, 2024 |
| Certified by provider | Nov 21, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | 55993 | 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 - Physician Assistant (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 917 |
|---|---|
| Services billed | 7,474 across 46 procedure codes |
| Paid by Medicare | $295,261 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,320 · 1,436 30-day fills |
|---|---|
| Patients | 526 |
| Total drug cost | $565,988 |
| Generic share | 94% of claims |
Education and affiliations
| Graduation year | 2018 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Csi Medical GroupFullerton, CA · 111 clinicians
Industry payments (Open Payments)
- 2025$1,106 · 36 payments from 13 companies
- 2024$1,124 · 43 payments from 14 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Janssen Biotech, Inc. | $520.87 | 16 |
| Boston Scientific Corporation | $130.64 | 1 |
| Abbvie Inc. | $110.30 | 4 |
| Incyte Corporation | $67.31 | 3 |
| Novartis Pharmaceuticals Corporation | $65.65 | 3 |
What the 2025 payments were for
- Food and Beverage$942.70 · 34 payments
- Education$162.94 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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