David Hirota, M.D.
NPI 1699735191 · Internal Medicine Physician · Ontario, CA
Enrolled with Medicare as Practitioner - Infectious Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
David Hirota, M.D. is a Internal Medicine Physician provider in Ontario, CA (NPI 1699735191).
Provider details
- NPI number
- 1699735191
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A065105 (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
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 2699 Atlantic AveLong Beach, CA 90806-2710Phone: (562) 426-3333
Registry dates
- Enumerated
- 2006-03-27
- Last updated
- 2019-10-24
Frequently asked questions
- What is David Hirota's NPI number?
- David Hirota's National Provider Identifier (NPI) is 1699735191, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Hirota's specialty?
- David Hirota is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is David Hirota located?
- David Hirota's practice location on file with NPPES is 3401 Centre Lake Dr Ste 512, Ontario, CA 91761-1201.
- What is David Hirota's phone number?
- The practice phone number listed in the NPPES registry for David Hirota is (909) 566-0445.
- Does David Hirota accept Medicare?
- David Hirota is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is David Hirota's NPI active?
- Yes — David Hirota's NPI (1699735191) is active in the NPPES registry as of the last update on 2019-10-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.