Roy Hamamoto, PA
NPI 1083791693 · Medical Physician Assistant · Los Angeles, CA
Roy Hamamoto, PA is a Medical Physician Assistant provider in Los Angeles, CA (NPI 1083791693).
Provider details
- NPI number
- 1083791693
- Entity type
- Individual
- Primary specialty
- Medical Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA
- Sex
- Male
- Sole proprietor
- No
- License
- PA10238 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
- 2006-11-01
- Last updated
- 2007-07-08
Frequently asked questions
- What is Roy Hamamoto's NPI number?
- Roy Hamamoto's National Provider Identifier (NPI) is 1083791693, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Roy Hamamoto's specialty?
- Roy Hamamoto is listed in the NPPES registry with a primary specialty of Medical Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Roy Hamamoto located?
- Roy Hamamoto's practice location on file with NPPES is 11301 Wilshire Blvd, Los Angeles, CA 90073-1003.
- What is Roy Hamamoto's phone number?
- The practice phone number listed in the NPPES registry for Roy Hamamoto is (310) 478-3711.
- Is Roy Hamamoto's NPI active?
- Yes — Roy Hamamoto's NPI (1083791693) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.