NPPES file of Aug 9, 2026

Robert K. Narahara, OPTOMETRIST

Optometrist · Exeter, CA

Robert K. Narahara, OPTOMETRIST is an optometrist with a practice address in Exeter, California, and NPI 1558438150, issued on Nov 29, 2006. Check the license (California 5441TPG, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1558438150
Name
Robert K. Narahara
Credential
OPTOMETRIST
Primary taxonomy
Optometrist 152W00000X
License number
5441TPG CA
Self-reported in NPPES; status is on the state search
Practice location
400 E Pine St, Exeter, CA 93221
Phone
(559) 592-3121
Enumerated
Nov 29, 2006
Record last updated
Dec 12, 2012 (not updated in 14 years: call before relying on the address or phone)
Fax
(559) 592-3766
Medicaid ID
6276614 CA
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 400 E Pine St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Terence Miller, OPTOMETRISTOptometrist1508933102
  2. Nichole Nino, O.D.Optometrist1154734267

Verify Robert K. Narahara in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this profession
    Search for license 5441TPG
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
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86% fewer Medicare Part D claims than the average optometrist in 2024

38 Medicare Part D claims for 20 beneficiaries, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D. Brand-name drugs were 42% of claims.

  1. Robert Narahara38
  2. Specialty average277

Most prescribed

  1. Latanoprost28 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.

3 optometrist records list a practice address in Exeter

They are 3 of the 212 NPPES records with a practice address in Exeter, and 8,308 optometrist records in California.

Other optometrist records in California

  1. Douglas Aaseby, O.D.El Dorado Hills, CA1962715961
  2. Saloumeh Abadi, ODSanta Monica, CA1699258756
  3. Davoud AbbasiFillmore, CA1902361678
  4. Christopher Abbott, O.D.Santee, CA1417936220
  5. Sara Abboud, ODAlbany, CA1649052846
  6. Ghezal Abdali, O.D.Tustin, CA1770688640
  7. Nahid Abdali, O.D.San Ramon, CA1700210242
  8. Yasmeen AbdelfattahIrvine, CA1417786617
  9. Marina Abdou, ODUpland, CA1356017321
  10. Angela Abe, OPTModesto, CA1336108885

Common questions

What is Robert K. Narahara, OPTOMETRIST's NPI number?

Robert K. Narahara, OPTOMETRIST's National Provider Identifier (NPI) is 1558438150, issued on Nov 29, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Robert K. Narahara, OPTOMETRIST located?

The NPPES record lists a practice address at 400 E Pine St, Exeter, CA, 93221. Phone: (559) 592-3121. Providers update this record themselves, so call before visiting.

How can I verify Robert K. Narahara, OPTOMETRIST's license?

NPPES lists California license number 5441TPG, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Robert K. Narahara, OPTOMETRIST prescribe under Medicare Part D?

In 2024, Robert K. Narahara, OPTOMETRIST had 38 Medicare Part D claims for 20 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.