Matthew Alan Matsunaga, O.D.
Optometrist · Torrance, CA
Matthew Alan Matsunaga, O.D. is an optometrist with a practice address in Torrance, California, and NPI 1629470018, issued on Sep 17, 2014. Check the license (California OPT 14897 TLG, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Matthew Alan Matsunaga
- Credential
- O.D.
- Primary taxonomy
- Optometrist 152W00000X
- License number
- OPT 14897 TLG CA
Self-reported in NPPES; status is on the state search - Practice location
- 21712 Hawthorne Blvd, Torrance, CA 90503
- Phone
- (310) 370-0016
- Enumerated
- Sep 17, 2014
- Record last updated
- Sep 17, 2014 (not updated in 12 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20160108001921); accepts Medicare assignment
- Medical or professional school
- New England College Of Optometry, 2014
- Entity
- Type 1 · individual
8 nearest optometrist records → All 8,308 in California → Look up another NPI →
Also registered at 21712 Hawthorne Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Mai-Anh Bui, O.D.Optometrist1396999603
Verify Matthew Alan Matsunaga in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license OPT 14897 TLGCheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
57% fewer Medicare Part D claims than the average optometrist in 2024
120 Medicare Part D claims for 37 beneficiaries, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D. Brand-name drugs were 53% of claims.
Most prescribed
- Latanoprost47 claims
- Neomycin-Polymyxin-Dexameth17 claims
- Lumigan13 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.
Industry payments in 2024: $20.74
1 payment: food and beverage; the largest payer was CooperVision Inc. The 34,453 providers of this specialty with any payment received $769.99 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Matthew Alan Matsunaga among 8,308 optometrist records in California
Matthew Alan Matsunaga, O.D. is one of 8,308 optometrist records with a practice address in California. 67% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 68% of them.
- NPI issued2014 · 68% of these records are older, 29% newer
- In a Medicare fileYes · 67% of these records are
- In the CMS Doctors and Clinicians fileYes · 43% of these records are
- Graduated2014 · median 2008 among the 3,573 with a school on file
- Record last updated2014 · 67% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 152W00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Optometrist providers in California
There are 8,308 optometrist records in California.
All 8,308 in California → Every provider in Torrance → Optometrist nationwide →
The 8 optometrist records with the nearest ZIP codes
- Geri Bonde, O.D.Torrance, CA 905031316982556
- Jessica Chang, O.D.Torrance, CA 905031972667889
- Albert Chun, O.D.Torrance, CA 905031952378010
- David Cloutier, O.D.Torrance, CA 905031578506549
- Jeffrey Fleming, O.D.Torrance, CA 905031679542989
- Deborah Geering-Fend, O.D.Torrance, CA 905031669553871
- Emily Kim, O.D.Torrance, CA 905031679689863
- Grace Kuo, O.D.Torrance, CA 905031588711519
Common questions
What is Matthew Alan Matsunaga, O.D.'s NPI number?
Matthew Alan Matsunaga, O.D.'s National Provider Identifier (NPI) is 1629470018, issued on Sep 17, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Matthew Alan Matsunaga, O.D. located?
The NPPES record lists a practice address at 21712 Hawthorne Blvd, Torrance, CA, 90503. Phone: (310) 370-0016. Providers update this record themselves, so call before visiting.
How can I verify Matthew Alan Matsunaga, O.D.'s license?
NPPES lists California license number OPT 14897 TLG, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Matthew Alan Matsunaga, O.D. prescribe under Medicare Part D?
In 2024, Matthew Alan Matsunaga, O.D. had 120 Medicare Part D claims for 37 beneficiaries; the average among optometrist prescribers was 277. 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.