William Schubert, M.D.
NPI 1801874003 · Family Medicine Physician · La Canada, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Schubert, M.D. is a Family Medicine Physician provider in La Canada, CA (NPI 1801874003).
Provider details
- NPI number
- 1801874003
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- A16379 (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
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
- 2006-01-06
- Last updated
- 2011-12-30
Frequently asked questions
- What is William Schubert's NPI number?
- William Schubert's National Provider Identifier (NPI) is 1801874003, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Schubert's specialty?
- William Schubert is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is William Schubert located?
- William Schubert's practice location on file with NPPES is 1407 Foothill Blvd, La Canada, CA 91011-2194.
- What is William Schubert's phone number?
- The practice phone number listed in the NPPES registry for William Schubert is (818) 790-1121.
- Does William Schubert accept Medicare?
- William Schubert is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Schubert's NPI active?
- Yes — William Schubert's NPI (1801874003) is active in the NPPES registry as of the last update on 2011-12-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.