Jessica Wirth, PA-C
NPI 1932591245 · Medical Physician Assistant · Mill Valley, CA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jessica Wirth, PA-C is a Medical Physician Assistant provider in Mill Valley, CA (NPI 1932591245).
Provider details
- NPI number
- 1932591245
- Entity type
- Individual
- Primary specialty
- Medical Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Female
- Sole proprietor
- No
- License
- PA51847 (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 tenure28% of score
11 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
554 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. 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 does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 152 | $130 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 107 | $168 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 75 | $93 |
| Automated Urinalysis Test81003 | 65 | $2 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 54 | $113 |
| Detection Test By Immunoassay With Direct Visual Observation for Severe Acute Respiratory Syndrome Coronavirus 2 (covid-19) |
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 |
|---|---|---|
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 30 | 27 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 25 | 24 |
| Mupirocin | 22 | 20 |
| Cephalexin | 20 | 20 |
| Nitrofurantoin Monohyd/M-Crystbrand: Nitrofurantoin Mono-Macro | 19 | 18 |
| Prednisone | 16 | 15 |
| Amoxicillin | 15 |
Practice location
Mailing address
Additional practice locations (1)
- 300 Pasteur DrStanford, CA 94305-2200Phone: (650) 723-4000
Registry dates
- Enumerated
- 2015-02-23
- Last updated
- 2023-08-21
- Certified
- 2023-08-21
Frequently asked questions
- What is Jessica Wirth's NPI number?
- Jessica Wirth's National Provider Identifier (NPI) is 1932591245, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jessica Wirth's specialty?
- Jessica Wirth is listed in the NPPES registry with a primary specialty of Medical Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Jessica Wirth located?
- Jessica Wirth's practice location on file with NPPES is 750 Redwood Hwy Frontage Rd Ste 1210, Mill Valley, CA 94941-2483.
- What is Jessica Wirth's phone number?
- The practice phone number listed in the NPPES registry for Jessica Wirth is (888) 663-6331.
- Does Jessica Wirth accept Medicare?
- Jessica Wirth is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jessica Wirth's NPI active?
- Yes — Jessica Wirth's NPI (1932591245) is active in the NPPES registry as of the last update on 2023-08-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.