OrganizationActive
Michael S Oholleran MD Inc
NPI 1821304759 · Surgery Physician · San Carlos, CA
Michael S Oholleran MD Inc is a Surgery Physician organization in San Carlos, CA (NPI 1821304759).
Provider details
- NPI number
- 1821304759
- Entity type
- Organization
- Primary specialty
- Surgery PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Michael Oholleran, M.D.(650) 593-0965
- License
- G394880 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(83/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
15 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
1303 San Carlos Ave
San Carlos, CA 94070-2317
Phone: (650) 593-0965
Fax: (650) 593-2379
Street-level locationGet directions
Mailing address
1303 San Carlos Ave
San Carlos, CA 94070-2317
Registry dates
- Enumerated
- 2010-08-30
- Last updated
- 2010-08-30
Frequently asked questions
- What is Michael S Oholleran MD Inc's NPI number?
- Michael S Oholleran MD Inc's National Provider Identifier (NPI) is 1821304759, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Michael S Oholleran MD Inc?
- Michael S Oholleran MD Inc is classified in the NPPES registry as Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Michael S Oholleran MD Inc located?
- Michael S Oholleran MD Inc's practice location on file with NPPES is 1303 San Carlos Ave, San Carlos, CA 94070-2317.
- What is Michael S Oholleran MD Inc's phone number?
- The practice phone number listed in the NPPES registry for Michael S Oholleran MD Inc is (650) 593-0965.
- Who is the authorized official for Michael S Oholleran MD Inc?
- The authorized official listed on Michael S Oholleran MD Inc's NPPES record is Michael Oholleran, M.D.. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Michael S Oholleran MD Inc's NPI active?
- Yes — Michael S Oholleran MD Inc's NPI (1821304759) is active in the NPPES registry as of the last update on 2010-08-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.