Midpeninsula Surgical Associates Medical Group
NPI 1164484150 · Surgical Oncology Physician · Mountain View, CA
Midpeninsula Surgical Associates Medical Group is a Surgical Oncology Physician organization in Mountain View, CA (NPI 1164484150).
Provider details
- NPI number
- 1164484150
- Entity type
- Organization
- Primary specialty
- Surgical Oncology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Saul Eisenstat, President(650) 964-0600
Specialties & taxonomies
Allopathic & Osteopathic Physicians
- Surgery Physician208600000X
Allopathic & Osteopathic Physicians
Profile Score
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
Mailing address
Registry dates
- Enumerated
- 2006-04-05
- Last updated
- 2011-10-10
Frequently asked questions
- What is Midpeninsula Surgical Associates Medical Group's NPI number?
- Midpeninsula Surgical Associates Medical Group's National Provider Identifier (NPI) is 1164484150, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Midpeninsula Surgical Associates Medical Group?
- Midpeninsula Surgical Associates Medical Group is classified in the NPPES registry as Surgical Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Midpeninsula Surgical Associates Medical Group located?
- Midpeninsula Surgical Associates Medical Group's practice location on file with NPPES is 2204 Grant Rd, Mountain View, CA 94040-3877.
- What is Midpeninsula Surgical Associates Medical Group's phone number?
- The practice phone number listed in the NPPES registry for Midpeninsula Surgical Associates Medical Group is (650) 964-0600.
- Who is the authorized official for Midpeninsula Surgical Associates Medical Group?
- The authorized official listed on Midpeninsula Surgical Associates Medical Group's NPPES record is Saul Eisenstat, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Midpeninsula Surgical Associates Medical Group's NPI active?
- Yes — Midpeninsula Surgical Associates Medical Group's NPI (1164484150) is active in the NPPES registry as of the last update on 2011-10-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.