Brian Terumi Nagai, DDS
Endodontics · La Mesa, CA
Brian Terumi Nagai, DDS is an endodontics with a practice address in La Mesa, California, and NPI 1881847044, issued on Oct 30, 2008. Check the license (California 55878, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Brian Terumi Nagai
- Credential
- DDS
- Primary taxonomy
- Endodontics 1223E0200X
- License number
- 55878 CA
Self-reported in NPPES; status is on the state search - Practice location
- 8860 Center Dr, La Mesa, CA 91942
- Phone
- (619) 713-6600
- Enumerated
- Oct 30, 2008
- Record last updated
- Feb 19, 2013 (not updated in 13 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest endodontics records → All 1,018 in California → Look up another NPI →
Also registered at 8860 Center Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Maki GoskowiczDermatology Physician1821096942
- Harold Gulbransen, DDSProsthodontics1215047469
- Vincent Guzzetta, MDVascular Surgery Physician1578657482
Verify Brian Terumi Nagai in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 55878Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
56% fewer Medicare Part D claims than the average endodontics in 2024
53 Medicare Part D claims for 47 beneficiaries, against an average of 121 among the 4,119 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Most prescribed
- Amoxicillin35 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Brian Terumi Nagai among 1,018 endodontics records in California
Brian Terumi Nagai, DDS is one of 1,018 endodontics records with a practice address in California. 68% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 58% of them.
- NPI issued2008 · 58% of these records are older, 34% newer
- In a Medicare fileYes · 68% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2013 · 78% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1223E0200X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Endodontics providers in California
There are 1,018 endodontics records in California.
All 1,018 in California → Every provider in La Mesa → Endodontics nationwide →
The 8 endodontics records with the nearest ZIP codes
- Mona Adams, DDS, MS, MSDLa Mesa, CA 919421649463001
- Craig Deagle, DMDLa Mesa, CA 919421356500110
- Michael Gavin, D.D.S.La Mesa, CA 919421457462228
- Grant Hutchens, D.D.S.La Mesa, CA 919421972890226
- Mohammed Kadhem, DMDLa Mesa, CA 919421154844298
- Haris Lakisic, DDSLa Mesa, CA 919421427127281
- Eugene Sugita, D.D.S.La Mesa, CA 919421144348442
- Allen Wei, D.D.SLa Mesa, CA 919421366659203
Common questions
What is Brian Terumi Nagai, DDS's NPI number?
Brian Terumi Nagai, DDS's National Provider Identifier (NPI) is 1881847044, issued on Oct 30, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Brian Terumi Nagai, DDS located?
The NPPES record lists a practice address at 8860 Center Dr, La Mesa, CA, 91942. Phone: (619) 713-6600. Providers update this record themselves, so call before visiting.
How can I verify Brian Terumi Nagai, DDS's license?
NPPES lists California license number 55878, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Brian Terumi Nagai, DDS prescribe under Medicare Part D?
In 2024, Brian Terumi Nagai, DDS had 53 Medicare Part D claims for 47 beneficiaries; the average among endodontics prescribers was 121. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.