Specialty Directory
Medical Physician Assistant in Santa Barbara, CA
Federal CMS data for 9 medical physician assistant providers practicing in Santa Barbara, CA. Includes Medicare utilization, Open Payments industry funding, and PECOS enrollment status.
9
Providers
Median industry payments
$1,208
9
Medical Physician Assistant Providers
in Santa Barbara, CA
$1,208
Median Industry Payments
per provider (2018–2024)
2,187
Median Medicare Services
fee-for-service claims
How to read this directory: Providers are listed by Medicare service volume, which reflects only
Medicare fee-for-service patients (typically 65+). This does not represent total practice volume.
Industry payments span multiple years and payment types — they are legal and do not indicate wrongdoing.
Medical Physician Assistant includes multiple subspecialties with different practice patterns.
Learn more →
Medical Physician Assistant Providers
NPPES · Open Payments · Medicare| Provider | Medicare Volume | Beneficiaries* | Top Procedure | Industry Payments | Payment Type | Coverage |
|---|---|---|---|---|---|---|
| IRISH, BARBARA | 7,855 | 958 | Botox injection, per unit | $7,077 (2021-2024) | Travel (60%) | Very High |
| DUNCAN, JAMIE P.A. | 4,722 | 905 | Botox injection, per unit | $1,968 (2021-2024) | Food & Beverage (89%) | Very High |
| PETRONELLA, ROSANNA P.A. | 2,531 | 504 | Denosumab injection (Prolia/Xgeva) | $2,067 (2021-2024) | Food & Beverage (96%) | Very High |
| HERNANDEZ, ERWIN PA-C | 2,526 | 529 | Nursing facility visit, low complexity | $198 (2021-2024) | Food & Beverage (100%) | Very High |
| BOSMA, THOMAS PA-C | 2,187 | 1,435 | Urinalysis with microscopic exam | $5,111 (2021-2024) | Food & Beverage (93%) | Very High |
| ALLEN, ANNE PA-C | 1,147 | 327 | Joint lubricant injection (TriVisc) | $286 (2021-2024) | Food & Beverage (100%) | Very High |
| KIM-HAYES, WANDA PA | 1,025 | 637 | Destruction of precancerous skin growths, 2-14 | $1,208 (2021-2024) | Food & Beverage (100%) | Very High |
| RICHARDSON, BRANT P.A. | 614 | 504 | Office visit, established patient (20-29 min) | $12 (2021-2021) | Food & Beverage (100%) | Very High |
| KIRCHER, DENISE P.A. | 518 | 475 | Office visit, established patient (30-39 min) | $131 (2022-2022) | Food & Beverage (100%) | Very High |
Note: Medical Physician Assistant encompasses multiple subspecialties with different practice patterns.
Differences in payment amounts and procedure volumes may reflect subspecialty focus
rather than practice quality. Consider viewing individual profiles for full context.
By Practice Pattern
Medical Physician Assistant encompasses multiple practice patterns. Comparing providers within the same pattern provides more meaningful context.
Clinical Cardiology (7)
| Provider | Medicare Volume | Industry Payments |
|---|---|---|
| IRISH, BARBARA | 7,855 | $7,077 |
| DUNCAN, JAMIE | 4,722 | $1,968 |
| PETRONELLA, ROSANNA | 2,531 | $2,067 |
| BOSMA, THOMAS | 2,187 | $5,111 |
| KIM-HAYES, WANDA | 1,025 | $1,208 |
| RICHARDSON, BRANT | 614 | $12 |
| KIRCHER, DENISE | 518 | $131 |
Mixed Practice (2)
| Provider | Medicare Volume | Industry Payments |
|---|---|---|
| HERNANDEZ, ERWIN | 2,526 | $198 |
| ALLEN, ANNE | 1,147 | $286 |