William Lewis, M. D.
NPI 1376636233 · Specialist · Monterey, CA
Enrolled with Medicare as Order and Referring Only - Neurosurgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Lewis, M. D. is a Specialist provider in Monterey, CA (NPI 1376636233).
Provider details
- NPI number
- 1376636233
- Entity type
- Individual
- Primary specialty
- SpecialistOther Service Providers
- Credential
- M. D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- C23261 (CA)
Specialties & taxonomies
Other Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
- 2006-10-02
- Last updated
- 2007-07-08
Frequently asked questions
- What is William Lewis's NPI number?
- William Lewis's National Provider Identifier (NPI) is 1376636233, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Lewis's specialty?
- William Lewis is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).
- Where is William Lewis located?
- William Lewis's practice location on file with NPPES is 757 Pacific St Ste D2, Monterey, CA 93940-2819.
- What is William Lewis's phone number?
- The practice phone number listed in the NPPES registry for William Lewis is (831) 373-4461.
- Does William Lewis accept Medicare?
- William Lewis is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Lewis's NPI active?
- Yes — William Lewis's NPI (1376636233) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.