Helen Mahoney MD Inc
NPI 1144479940 · Obstetrics & Gynecology Physician · Los Alamitos, CA
Helen Mahoney MD Inc is a Obstetrics & Gynecology Physician organization in Los Alamitos, CA (NPI 1144479940).
Provider details
- NPI number
- 1144479940
- Entity type
- Organization
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Helen Mahoney, Owner/President(562) 431-5103
- License
- G62235 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 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
- 2008-09-17
- Last updated
- 2011-02-01
Frequently asked questions
- What is Helen Mahoney MD Inc's NPI number?
- Helen Mahoney MD Inc's National Provider Identifier (NPI) is 1144479940, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Helen Mahoney MD Inc?
- Helen Mahoney MD Inc is classified in the NPPES registry as Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is Helen Mahoney MD Inc located?
- Helen Mahoney MD Inc's practice location on file with NPPES is 5242 Katella Ave, Los Alamitos, CA 90720-2820.
- What is Helen Mahoney MD Inc's phone number?
- The practice phone number listed in the NPPES registry for Helen Mahoney MD Inc is (562) 431-5103.
- Who is the authorized official for Helen Mahoney MD Inc?
- The authorized official listed on Helen Mahoney MD Inc's NPPES record is Helen Mahoney, Owner/President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Helen Mahoney MD Inc's NPI active?
- Yes — Helen Mahoney MD Inc's NPI (1144479940) is active in the NPPES registry as of the last update on 2011-02-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.