Kate Dirksen, PA-C
NPI 1346535507 · Physician Assistant · Fremont, CA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kate Dirksen, PA-C is a Physician Assistant provider in Fremont, CA (NPI 1346535507).
Provider details
- NPI number
- 1346535507
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Female
- Sole proprietor
- No
- License
- 21594 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
15 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Ibuprofen | 37 | 29 |
| Cephalexin | 24 | 24 |
| Oxycodone Hcl | 21 | 20 |
| Ondansetron Hcl | 19 | 19 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 15 | 15 |
| Oxycodone Hcl/Acetaminophenbrand: Oxycodone-Acetaminophen | 14 | 13 |
| Cefadroxil | 13 | 12 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2011-06-16
- Last updated
- 2022-01-11
Frequently asked questions
- What is Kate Dirksen's NPI number?
- Kate Dirksen's National Provider Identifier (NPI) is 1346535507, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kate Dirksen's specialty?
- Kate Dirksen is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Kate Dirksen located?
- Kate Dirksen's practice location on file with NPPES is 39141 Civic Center Dr, Fremont, CA 94538-5818.
- What is Kate Dirksen's phone number?
- The practice phone number listed in the NPPES registry for Kate Dirksen is (510) 248-1400.
- Does Kate Dirksen accept Medicare?
- Kate Dirksen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kate Dirksen's NPI active?
- Yes — Kate Dirksen's NPI (1346535507) is active in the NPPES registry as of the last update on 2022-01-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.