Margaret Hamilton
NPI 1255737557 · Rehabilitation Practitioner · Los Angeles, CA
Margaret Hamilton is a Rehabilitation Practitioner provider in Los Angeles, CA (NPI 1255737557).
Provider details
- NPI number
- 1255737557
- Entity type
- Individual
- Primary specialty
- Rehabilitation PractitionerRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Respiratory, Developmental, Rehabilitative and Restorative Service Providers
Behavioral Health & Social Service Providers
Other Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
11 yrs in NPPES registry
- Profile completeness38% of score
83% 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
- 2014-11-13
- Last updated
- 2025-05-14
- Certified
- 2025-05-14
Frequently asked questions
- What is Margaret Hamilton's NPI number?
- Margaret Hamilton's National Provider Identifier (NPI) is 1255737557, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Margaret Hamilton's specialty?
- Margaret Hamilton is listed in the NPPES registry with a primary specialty of Rehabilitation Practitioner (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Margaret Hamilton located?
- Margaret Hamilton's practice location on file with NPPES is 470 E 3rd St Ste C, Los Angeles, CA 90013-1630.
- What is Margaret Hamilton's phone number?
- The practice phone number listed in the NPPES registry for Margaret Hamilton is (213) 620-5712.
- Is Margaret Hamilton's NPI active?
- Yes — Margaret Hamilton's NPI (1255737557) is active in the NPPES registry as of the last update on 2025-05-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.