Katie E. Fields, PA-C
Physician Assistants (Physician Assistant)
300 Pasteur Dr
Stanford, CA 94305
Who else practices at this address →
Santa Clara County includes mental health (13% of residents) shortage areas. About shortage areas
- Medicare participating
At a glance
- Years since graduation
- 14
- In the NPI registry since
- 2013
- Medicare patients seen, 2024
- 40
The NPI date is when this clinician registered for a National Provider Identifier, the billing number used on health claims. It is not a license, graduation or board-certification date. What an NPI is
Education and training
- 2013Registered with an NPI (national billing number; not a license date)
Medicare’s Care Compare data doesn’t list this clinician’s medical school. Undergraduate school, residency, fellowship, licensing exams and board certification aren’t in public federal data. Board certification can be confirmed with the certifying board (ABMS member boards for MDs, AOA boards for DOs).
Specialties and state licenses
-
Physician Assistant primary
CA license 22785 · CA license PA22785
As reported to the NPI registry. To confirm a license is current, check the state medical board.
Where they work
Hospitals
- Stanford Health Care Stanford, CA
- Stanford Health Care Tri-Valley Pleasanton, CA
Medical groups
- Stanford Health Care (3,122 clinicians)
Hospitals this clinician lists with Medicare, and groups they bill Medicare through (Care Compare). Affiliation doesn’t mean they see patients at every location.
Medicare patients and services
- Medicare patients, 2024
- 40
- Services billed
- 58
- Patients’ average age
- 73
Medicare fee-for-service only. CMS leaves out services billed for fewer than 11 patients. These figures describe a practice’s Medicare work; they aren’t a measure of quality.
Payments from drug and device companies
In 2025, 4 companies reported 10 payments worth $1,235 in total to this clinician.
| Atricure, Inc. | $513 |
|---|---|
| Getinge USA Sales, LLC | $286 |
| Intuitive Surgical, Inc. | $244 |
| Heartflow, Inc. | $192 |
| Food and Beverage | $1,035 |
|---|---|
| Education | $200 |
What the payments were for
| Company | What it was for | Amount |
|---|---|---|
| Intuitive Surgical, Inc. Jul 10, 2025 | Education DAVINCI XI · SURGERY · in-kind | $100 |
| Intuitive Surgical, Inc. Mar 5, 2025 | Education DAVINCI XI · SURGERY · in-kind | $100 |
Each payment as the company reported it, with the products it named. Meals are counted in the totals above but not listed one by one.
From CMS Open Payments. A payment is not evidence of wrongdoing; many are for consulting, teaching or meals. Clinicians can review and dispute their records with CMS.