OrganizationActive
Gary M Nemhauser MD Inc a Professional Corporation
NPI 1174890594 · Specialist · Los Alamitos, CA
Gary M Nemhauser MD Inc a Professional Corporation is a Specialist organization in Los Alamitos, CA (NPI 1174890594).
Provider details
- NPI number
- 1174890594
- Entity type
- Organization
- Primary specialty
- SpecialistOther Service Providers
- Organization subpart
- No
- Authorized official
- Gary Nemhauser, President(562) 598-4454
- License
- G8882 (CA)
Specialties & taxonomies
Other Service Providers
Profile Score
Detailed profile(80/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
14 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
3771 Katella Ave
Suite #108
Los Alamitos, CA 90720-3108
Phone: (562) 598-4454
Fax: (562) 799-0750
Street-level locationGet directions
Mailing address
3771 Katella Ave
Los Alamitos, CA 90720-3108
Registry dates
- Enumerated
- 2011-11-30
- Last updated
- 2011-12-01
Frequently asked questions
- What is Gary M Nemhauser MD Inc a Professional Corporation's NPI number?
- Gary M Nemhauser MD Inc a Professional Corporation's National Provider Identifier (NPI) is 1174890594, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Gary M Nemhauser MD Inc a Professional Corporation?
- Gary M Nemhauser MD Inc a Professional Corporation is classified in the NPPES registry as Specialist (Other Service Providers).
- Where is Gary M Nemhauser MD Inc a Professional Corporation located?
- Gary M Nemhauser MD Inc a Professional Corporation's practice location on file with NPPES is 3771 Katella Ave, Los Alamitos, CA 90720-3108.
- What is Gary M Nemhauser MD Inc a Professional Corporation's phone number?
- The practice phone number listed in the NPPES registry for Gary M Nemhauser MD Inc a Professional Corporation is (562) 598-4454.
- Who is the authorized official for Gary M Nemhauser MD Inc a Professional Corporation?
- The authorized official listed on Gary M Nemhauser MD Inc a Professional Corporation's NPPES record is Gary Nemhauser, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Gary M Nemhauser MD Inc a Professional Corporation's NPI active?
- Yes — Gary M Nemhauser MD Inc a Professional Corporation's NPI (1174890594) is active in the NPPES registry as of the last update on 2011-12-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.