Mendelson & Mark Optometric Corporation
NPI 1942960661 · Optometrist · Sunnyvale, CA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mendelson & Mark Optometric Corporation is a Optometrist organization in Sunnyvale, CA (NPI 1942960661).
Provider details
- NPI number
- 1942960661
- Entity type
- Organization
- Primary specialty
- OptometristEye and Vision Services Providers
- Organization subpart
- No
- Authorized official
- Lisa Beem, Practice Administrator(408) 739-6200
Specialties & taxonomies
Eye and Vision Services Providers
Eye and Vision Services Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
4 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
- 2021-12-21
- Last updated
- 2022-10-20
- Certified
- 2022-10-20
Frequently asked questions
- What is Mendelson & Mark Optometric Corporation's NPI number?
- Mendelson & Mark Optometric Corporation's National Provider Identifier (NPI) is 1942960661, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Mendelson & Mark Optometric Corporation?
- Mendelson & Mark Optometric Corporation is classified in the NPPES registry as Optometrist (Eye and Vision Services Providers).
- Where is Mendelson & Mark Optometric Corporation located?
- Mendelson & Mark Optometric Corporation's practice location on file with NPPES is 1010 W. Fremont Ave, Sunnyvale, CA 94087-3019.
- What is Mendelson & Mark Optometric Corporation's phone number?
- The practice phone number listed in the NPPES registry for Mendelson & Mark Optometric Corporation is (408) 739-6200.
- Does Mendelson & Mark Optometric Corporation accept Medicare?
- Mendelson & Mark Optometric Corporation is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Mendelson & Mark Optometric Corporation?
- The authorized official listed on Mendelson & Mark Optometric Corporation's NPPES record is Lisa Beem, Practice Administrator. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Mendelson & Mark Optometric Corporation's NPI active?
- Yes — Mendelson & Mark Optometric Corporation's NPI (1942960661) is active in the NPPES registry as of the last update on 2022-10-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.