Kristin Stewart, P.A.
NPI 1578577789ActiveIndividual· Physician Assistant· Santa Barbara, CA
Physician Assistant (P.A.) with Riviera Health Group, practicing in Santa Barbara, California. Their prescriptions cost Medicare Part D more than their services did: $261,056 for 2,897 claims, against $5,636 paid for services in 2024. Boehringer Ingelheim Pharmaceuticals, Inc. was the largest of 3 companies reporting payments in 2025, $187.42 in all, mostly food and beverage.
Overview
| NPI | 1578577789 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | P.A. |
| Sole proprietor | No |
| NPI issued | Jul 27, 2006 |
| Last updated in NPPES | Mar 5, 2008 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | PA17986 | 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 | 51 |
|---|---|
| Services billed | 87 across 14 procedure codes |
| Paid by Medicare | $5,636 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,897 · 7,065 30-day fills |
|---|---|
| Patients | 374 |
| Total drug cost | $261,056 |
| Generic share | 90% of claims |
Education and affiliations
| Graduation year | 2005 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Riviera Health GroupSanta Barbara, CA · 4 clinicians
Industry payments (Open Payments)
- 2025$187.42 · 4 payments from 3 companies
- 2024$87.19 · 3 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Boehringer Ingelheim Pharmaceuticals, Inc. | $106.52 | 1 |
| Amgen Inc. | $53.20 | 2 |
| Novo Nordisk Inc | $27.70 | 1 |
What the 2025 payments were for
- Food and Beverage$187.42 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 109 physician assistants in Santa Barbara · All physician assistants in California