OrganizationActive
Alan Y. Yamashiro, MD, Inc.
NPI 1366636052 · Specialist · Newport Beach, CA
Alan Y. Yamashiro, MD, Inc. is a Specialist organization in Newport Beach, CA (NPI 1366636052).
Provider details
- NPI number
- 1366636052
- Entity type
- Organization
- Primary specialty
- SpecialistOther Service Providers
- Organization subpart
- No
- Authorized official
- Alan Yamashiro, Owner/Physician(949) 718-3600
- License
- G50847 (CA)
Specialties & taxonomies
Other Service Providers
Profile Score
Detailed profile(88/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 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
1441 Avocado Ave
Suite 103
Newport Beach, CA 92660-7721
Phone: (949) 718-3600
Fax: (949) 999-3648
Street-level locationGet directions
Mailing address
450 Newport Center Drive
Newport Beach, CA 92660-7641
Registry dates
- Enumerated
- 2007-09-05
- Last updated
- 2020-12-15
- Certified
- 2020-12-15
Frequently asked questions
- What is Alan Y. Yamashiro, MD, Inc.'s NPI number?
- Alan Y. Yamashiro, MD, Inc.'s National Provider Identifier (NPI) is 1366636052, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Alan Y. Yamashiro, MD, Inc.?
- Alan Y. Yamashiro, MD, Inc. is classified in the NPPES registry as Specialist (Other Service Providers).
- Where is Alan Y. Yamashiro, MD, Inc. located?
- Alan Y. Yamashiro, MD, Inc.'s practice location on file with NPPES is 1441 Avocado Ave, Newport Beach, CA 92660-7721.
- What is Alan Y. Yamashiro, MD, Inc.'s phone number?
- The practice phone number listed in the NPPES registry for Alan Y. Yamashiro, MD, Inc. is (949) 718-3600.
- Who is the authorized official for Alan Y. Yamashiro, MD, Inc.?
- The authorized official listed on Alan Y. Yamashiro, MD, Inc.'s NPPES record is Alan Yamashiro, Owner/Physician. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Alan Y. Yamashiro, MD, Inc.'s NPI active?
- Yes — Alan Y. Yamashiro, MD, Inc.'s NPI (1366636052) is active in the NPPES registry as of the last update on 2020-12-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.