Jan Hirsch, MD
NPI 1811199086 · Anesthesiology Physician · Greenbrae, CA
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jan Hirsch, MD is a Anesthesiology Physician provider in Greenbrae, CA (NPI 1811199086).
Provider details
- NPI number
- 1811199086
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- A97335 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
157 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) |
|---|---|---|
| Anesthesia for Other Procedure on Large Bowel Using an Endoscope00811 | 56 | $134 |
| Anesthesia for Other Procedure on Esophagus, Stomach, Or Upper Small Bowel Using an Endoscope00731 | 25 | $148 |
| Anesthesia for Lens Surgery00142 | 17 | $153 |
| Anesthesia for Procedure on Small and Large Bowel Using an Endoscope00813 | 17 | $175 |
| Insertion of Artery Tube for Blood Sampling Or Infusion Through Skin36620 | 15 | $47 |
| Ultrasonic Guidance for Blood Vessel Access76937 | 15 | $15 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-06-01
- Last updated
- 2018-05-30
Frequently asked questions
- What is Jan Hirsch's NPI number?
- Jan Hirsch's National Provider Identifier (NPI) is 1811199086, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jan Hirsch's specialty?
- Jan Hirsch is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Jan Hirsch located?
- Jan Hirsch's practice location on file with NPPES is 250 Bon Air Rd, Greenbrae, CA 94904.
- What is Jan Hirsch's phone number?
- The practice phone number listed in the NPPES registry for Jan Hirsch is (415) 925-7100.
- Does Jan Hirsch accept Medicare?
- Jan Hirsch is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jan Hirsch's NPI active?
- Yes — Jan Hirsch's NPI (1811199086) is active in the NPPES registry as of the last update on 2018-05-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.