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Robert Otsu, DDS
NPI 1992843791 · Dentist · Irvine, CA
Robert Otsu, DDS is a Dentist provider in Irvine, CA (NPI 1992843791).
Provider details
- NPI number
- 1992843791
- Entity type
- Individual
- Primary specialty
- DentistDental Providers
- Credential
- DDS
- Sex
- Male
- Sole proprietor
- No
- License
- 44523 (CA)
Specialties & taxonomies
Dental Providers
Profile Score
Detailed profile(90/100 index)
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
2 Osborn
Suite 150
Irvine, CA 92604
Phone: (949) 551-9759
Fax: (949) 551-9738
Street-level locationGet directions
Mailing address
1661 Heather Ave
Tustin, CA 92780
Registry dates
- Enumerated
- 2007-02-02
- Last updated
- 2007-07-08
Frequently asked questions
- What is Robert Otsu's NPI number?
- Robert Otsu's National Provider Identifier (NPI) is 1992843791, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Robert Otsu's specialty?
- Robert Otsu is listed in the NPPES registry with a primary specialty of Dentist (Dental Providers).
- Where is Robert Otsu located?
- Robert Otsu's practice location on file with NPPES is 2 Osborn, Irvine, CA 92604.
- What is Robert Otsu's phone number?
- The practice phone number listed in the NPPES registry for Robert Otsu is (949) 551-9759.
- Is Robert Otsu's NPI active?
- Yes — Robert Otsu's NPI (1992843791) 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.