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Nancy Mark, MD
NPI 1942266614 · Anesthesiology Physician · San Jose, CA
Nancy Mark, MD is a Anesthesiology Physician provider in San Jose, CA (NPI 1942266614).
Provider details
- NPI number
- 1942266614
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- G59260 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
751 S Bascom Ave
Anesthesiology Department
San Jose, CA 95128-2604
Phone: (408) 885-5745
Street-level locationGet directions
Mailing address
77 Rebecca Ln
Atherton, CA 94027-3415
Registry dates
- Enumerated
- 2006-04-21
- Last updated
- 2007-07-08
Frequently asked questions
- What is Nancy Mark's NPI number?
- Nancy Mark's National Provider Identifier (NPI) is 1942266614, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nancy Mark's specialty?
- Nancy Mark is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Nancy Mark located?
- Nancy Mark's practice location on file with NPPES is 751 S Bascom Ave, San Jose, CA 95128-2604.
- What is Nancy Mark's phone number?
- The practice phone number listed in the NPPES registry for Nancy Mark is (408) 885-5745.
- Is Nancy Mark's NPI active?
- Yes — Nancy Mark's NPI (1942266614) 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.