Maurice Zwass, MD
NPI 1285699413 · Pediatric Critical Care Medicine Physician · San Francisco, CA
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Maurice Zwass, MD is a Pediatric Critical Care Medicine Physician provider in San Francisco, CA (NPI 1285699413).
Provider details
- NPI number
- 1285699413
- Entity type
- Individual
- Primary specialty
- Pediatric Critical Care Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- License
- G48316 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
- 2006-04-19
- Last updated
- 2025-09-11
Frequently asked questions
- What is Maurice Zwass's NPI number?
- Maurice Zwass's National Provider Identifier (NPI) is 1285699413, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Maurice Zwass's specialty?
- Maurice Zwass is listed in the NPPES registry with a primary specialty of Pediatric Critical Care Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Maurice Zwass located?
- Maurice Zwass's practice location on file with NPPES is 505 Parnassus Ave, San Francisco, CA 94143-2204.
- What is Maurice Zwass's phone number?
- The practice phone number listed in the NPPES registry for Maurice Zwass is (415) 476-4029.
- Does Maurice Zwass accept Medicare?
- Maurice Zwass is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Maurice Zwass's NPI active?
- Yes — Maurice Zwass's NPI (1285699413) is active in the NPPES registry as of the last update on 2025-09-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.