Steven Shafer, MD
NPI 1023144706 · Anesthesiology Physician · Stanford, CA
Steven Shafer, MD is a Anesthesiology Physician provider in Stanford, CA (NPI 1023144706).
Provider details
- NPI number
- 1023144706
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- G56986 (CA)
Specialties & taxonomies
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
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
- 2007-02-26
- Last updated
- 2016-06-27
Frequently asked questions
- What is Steven Shafer's NPI number?
- Steven Shafer's National Provider Identifier (NPI) is 1023144706, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Steven Shafer's specialty?
- Steven Shafer is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Steven Shafer located?
- Steven Shafer's practice location on file with NPPES is 300 Pasteur Dr, Stanford, CA 94305-2200.
- What is Steven Shafer's phone number?
- The practice phone number listed in the NPPES registry for Steven Shafer is (650) 723-4000.
- Is Steven Shafer's NPI active?
- Yes — Steven Shafer's NPI (1023144706) is active in the NPPES registry as of the last update on 2016-06-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.