Sandra Mendel, M.D.
NPI 1538261011 · Internal Medicine Physician · Santa Cruz, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sandra Mendel, M.D. is a Internal Medicine Physician provider in Santa Cruz, CA (NPI 1538261011).
Provider details
- NPI number
- 1538261011
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 35053105M (OH)
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
- 2006-09-04
- Last updated
- 2019-06-11
Frequently asked questions
- What is Sandra Mendel's NPI number?
- Sandra Mendel's National Provider Identifier (NPI) is 1538261011, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sandra Mendel's specialty?
- Sandra Mendel is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Sandra Mendel located?
- Sandra Mendel's practice location on file with NPPES is 21507 E Cliff Dr, Santa Cruz, CA 95062-4844.
- What is Sandra Mendel's phone number?
- The practice phone number listed in the NPPES registry for Sandra Mendel is (831) 427-3500.
- Does Sandra Mendel accept Medicare?
- Sandra Mendel is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sandra Mendel's NPI active?
- Yes — Sandra Mendel's NPI (1538261011) is active in the NPPES registry as of the last update on 2019-06-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.