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Hiroki Saito
NPI 1851673040 · Internal Medicine Physician · Orange, CA
Hiroki Saito is a Internal Medicine Physician provider in Orange, CA (NPI 1851673040).
Provider details
- NPI number
- 1851673040
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- Yes
- License
- 249063 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(81/100 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
101 the City Dr S
Orange, CA 92868-3201
Phone: (714) 456-7890
Street-level locationGet directions
Mailing address
101 the City Dr S
Orange, CA 92868-3201
Registry dates
- Enumerated
- 2011-09-13
- Last updated
- 2014-07-02
Frequently asked questions
- What is Hiroki Saito's NPI number?
- Hiroki Saito's National Provider Identifier (NPI) is 1851673040, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Hiroki Saito's specialty?
- Hiroki Saito is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Hiroki Saito located?
- Hiroki Saito's practice location on file with NPPES is 101 the City Dr S, Orange, CA 92868-3201.
- What is Hiroki Saito's phone number?
- The practice phone number listed in the NPPES registry for Hiroki Saito is (714) 456-7890.
- Is Hiroki Saito's NPI active?
- Yes — Hiroki Saito's NPI (1851673040) is active in the NPPES registry as of the last update on 2014-07-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.