Herschel Fischer, M.D.
NPI 1588981005 · Emergency Medicine Physician · Pleasanton, CA
Enrolled with Medicare as Order and Referring Only - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Herschel Fischer, M.D. is a Emergency Medicine Physician provider in Pleasanton, CA (NPI 1588981005).
Provider details
- NPI number
- 1588981005
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- G8666 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
16 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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2010-04-23
- Last updated
- 2010-04-23
Frequently asked questions
- What is Herschel Fischer's NPI number?
- Herschel Fischer's National Provider Identifier (NPI) is 1588981005, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Herschel Fischer's specialty?
- Herschel Fischer is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Herschel Fischer located?
- Herschel Fischer's practice location on file with NPPES is 699 View Dr, Pleasanton, CA 94566-9725.
- What is Herschel Fischer's phone number?
- The practice phone number listed in the NPPES registry for Herschel Fischer is (925) 846-6685.
- Does Herschel Fischer accept Medicare?
- Herschel Fischer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Herschel Fischer's NPI active?
- Yes — Herschel Fischer's NPI (1588981005) is active in the NPPES registry as of the last update on 2010-04-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.