NPPES file of Aug 9, 2026

Don O. Kikkawa, M.D.

Ophthalmology Physician · La Jolla, CA

Don O. Kikkawa, M.D. is an ophthalmology physician with a practice address in La Jolla, California, and NPI 1932202371, issued on Sep 7, 2006. Check the license (California G65447, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1932202371
Name
Don O. Kikkawa
Credential
M.D.
Primary taxonomy
Ophthalmology Physician 207W00000X
License number
G65447 CA
Self-reported in NPPES; status is on the state search
Practice location
9415 Campus Point Drive, La Jolla, CA 92093
Phone
(858) 534-6290
Enumerated
Sep 7, 2006
Record last updated
Aug 3, 2016 (not updated in 10 years: call before relying on the address or phone)
Medicaid ID
00G654470 CA
Medicare enrollment
Enrolled (PECOS I20060509000582); accepts Medicare assignment
Medical or professional school
Saint Louis University School Of Medicine, 1987
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 9415 Campus Point Drive

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

  1. Weldon Haw, M.D.Ophthalmology Physician1710945357
  2. Heidi Irwin, MSNRegistered Nurse1386864445

Verify Don O. Kikkawa in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G65447
    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
Open the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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85% fewer Medicare Part D claims than the average ophthalmology physician in 2024

225 Medicare Part D claims for 147 beneficiaries, against an average of 1,518 among the 16,459 providers of this specialty who prescribed in Part D. Brand-name drugs were 44% of claims.

  1. Don Kikkawa225
  2. Specialty average1,518

Most prescribed

  1. Neomycin-Polymyxin-Dexameth78 claims
  2. Tobramycin-Dexamethasone36 claims
  3. Erythromycin27 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.

No measured MIPS final score for 2023

CMS assigned the neutral MIPS final score of 75 without scoring Quality, Cost, Promoting Interoperability or Improvement Activities. It is an administrative threshold, so PlainDoctor does not compare it with measured clinicians.

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $39,547.17

28 payments; by number, the most common kind was food and beverage; the largest payer was Amgen Inc. The 13,221 providers of this specialty with any payment received $4,535.02 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Don Kikkawa$39,547
  2. Specialty average$4,535

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Regents OF The University OF CaliforniaSan Diego, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Don O. Kikkawa among 2,899 ophthalmology physician records in California

Don O. Kikkawa, M.D. is one of 2,899 ophthalmology physician records with a practice address in California. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 9% of them.

  • NPI issued2006 · 9% of these records are older, 45% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 66% of these records are
  • Graduated1987 · median 2001 among the 1,907 with a school on file
  • Record last updated2016 · 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 207W00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

51 ophthalmology physician records list a practice address in La Jolla

They are 51 of the 3,648 NPPES records with a practice address in La Jolla, and 2,899 ophthalmology physician records in California.

The 8 ophthalmology physician records with the nearest ZIP codes

  1. Natalie Afshari, M.D.La Jolla, CA 920931538126735
  2. Mathieu Bakhoum, M.D., PH.D.La Jolla, CA 920931114347085
  3. Brenda Breidenstein, MDLa Jolla, CA 920931518118124
  4. Tomas Grippo, M.D.La Jolla, CA 920931104010164
  5. Weldon Haw, M.D.La Jolla, CA 920931710945357
  6. Bobby Korn, M.D.La Jolla, CA 920931174551006
  7. Eric Leung, M.D.La Jolla, CA 920931083886857
  8. Yunxiang Liu, MD, PHDLa Jolla, CA 920931770849804

Common questions

What is Don O. Kikkawa, M.D.'s NPI number?

Don O. Kikkawa, M.D.'s National Provider Identifier (NPI) is 1932202371, issued on Sep 7, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Don O. Kikkawa, M.D. located?

The NPPES record lists a practice address at 9415 Campus Point Drive, La Jolla, CA, 92093. Phone: (858) 534-6290. Providers update this record themselves, so call before visiting.

How can I verify Don O. Kikkawa, M.D.'s license?

NPPES lists California license number G65447, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Don O. Kikkawa, M.D. prescribe under Medicare Part D?

In 2024, Don O. Kikkawa, M.D. had 225 Medicare Part D claims for 147 beneficiaries; the average among ophthalmology physician prescribers was 1,518. Part D covers Medicare prescriptions only.

What is Don O. Kikkawa, M.D.'s MIPS final score?

CMS assigned the neutral MIPS final score of 75 for 2023 without scoring any category, so it is not a measured result.

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.