IndividualActive
Lynn Shafer, M.D.
NPI 1881643286 · Specialist · Walnut Creek, CA
Lynn Shafer, M.D. is a Specialist provider in Walnut Creek, CA (NPI 1881643286).
Provider details
- NPI number
- 1881643286
- Entity type
- Individual
- Primary specialty
- SpecialistOther Service Providers
- Credential
- M.D.
- Sex
- Male
- License
- A21741 (CA)
Specialties & taxonomies
Other Service Providers
Profile Score
Detailed profile(91/100 index)
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
2405 Shadelands Dr
Walnut Creek, CA 94598-2444
Phone: (925) 939-8585
Fax: (925) 933-2709
Street-level locationGet directions
Mailing address
Po Box 31396
Walnut Creek, CA 94598-8396
Registry dates
- Enumerated
- 2006-05-10
- Last updated
- 2007-07-08
Frequently asked questions
- What is Lynn Shafer's NPI number?
- Lynn Shafer's National Provider Identifier (NPI) is 1881643286, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lynn Shafer's specialty?
- Lynn Shafer is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).
- Where is Lynn Shafer located?
- Lynn Shafer's practice location on file with NPPES is 2405 Shadelands Dr, Walnut Creek, CA 94598-2444.
- What is Lynn Shafer's phone number?
- The practice phone number listed in the NPPES registry for Lynn Shafer is (925) 939-8585.
- Is Lynn Shafer's NPI active?
- Yes — Lynn Shafer's NPI (1881643286) 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.