Catherine Nyquist, PA-C
NPI 1013612753ActiveIndividual· Physician Assistant· El Dorado Hills, CA
Physician Assistant (PA-C) with Marshall Medical Center, practicing in El Dorado Hills, California. 277 Medicare patients in 2024, $31,597 paid; nearly all of their 267 Part D prescriptions were generic (96%). Abbvie Inc. reported $60.28 in payments in 2025, mostly food and beverage. Lists Marshall Medical Center as a hospital affiliation.
Overview
| NPI | 1013612753 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Apr 3, 2023 |
| Last updated in NPPES | Dec 16, 2025 |
| Certified by provider | Dec 16, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | 62987 | 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 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 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 | 277 |
|---|---|
| Services billed | 353 across 19 procedure codes |
| Paid by Medicare | $31,597 |
Part D prescriptions in 2024
| Prescriptions (claims) | 267 · 272 30-day fills |
|---|---|
| Patients | 173 |
| Total drug cost | $4,915 |
| Generic share | 96% of claims |
Education and affiliations
| Graduation year | 2023 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Marshall Medical CenterPlacerville, CA · 176 clinicians
Hospital affiliation
- Marshall Medical CenterPlacerville, CA
Industry payments (Open Payments)
- 2025$60.28 · 3 payments from 1 company
- 2024$41.09 · 2 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $60.28 | 3 |
What the 2025 payments were for
- Food and Beverage$60.28 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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