Ian Kenji Komenaka, MD
Surgery Physician · Chandler, AZ
Ian Kenji Komenaka, MD is a surgery physician with a practice address in Chandler, Arizona, and NPI 1811959703, issued on Apr 5, 2006. Check the license (Arizona 35499, as entered in NPPES) on the Arizona Medical Board; the Medicare figures below come from public CMS files.
- Name
- Ian Kenji Komenaka
- Credential
- MD
- Primary taxonomy
- Surgery Physician 208600000X
- License number
- 35499 AZ
Self-reported in NPPES; status is on the state search - Practice location
- 695 S Dobson RD, Chandler, AZ 85224
- Phone
- (480) 821-2838
- Enumerated
- Apr 5, 2006
- Record last updated
- Nov 15, 2022
- Fax
- (480) 821-9444
- Medicare enrollment
- Enrolled (PECOS I20070508000506); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest surgery physician records → All 760 in Arizona → Look up another NPI →
Also registered at 695 S Dobson RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Brenda Gridley, R.D.Registered Dietitian1003931064
Verify Ian Kenji Komenaka in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersArizona Medical Board
Search for license 35499Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
62% fewer Medicare Part D claims than the average surgery physician in 2024
56 Medicare Part D claims for 34 beneficiaries, against an average of 147 among the 20,115 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims. 31 claims were for opioids.
Most prescribed
- Hydrocodone-Acetaminophen27 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.
The MIPS final score for 2023 (Medicare payment program): 93.6 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $43.09
2 payments; by number, the most common kind was food and beverage; the largest payer was Alexion Pharmaceuticals, Inc. The 17,103 providers of this specialty with any payment received $3,513.80 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.
Bills Medicare through one group practice
- Ironwood Physicians PCChandler, AZ
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Ian Kenji Komenaka among 760 surgery physician records in Arizona
Ian Kenji Komenaka, MD is one of 760 surgery physician records with a practice address in Arizona. 72% 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 10% of them.
- NPI issued2006 · 10% of these records are older, 61% newer
- In a Medicare fileYes · 72% of these records are
- In the CMS Doctors and Clinicians fileYes · 53% of these records are
- Graduated1997 · median 2006 among the 401 with a school on file
- Record last updated2022 · 45% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208600000X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Surgery Physician providers in Arizona
There are 760 surgery physician records in Arizona.
All 760 in Arizona → Every provider in Chandler → Surgery Physician nationwide →
The 8 surgery physician records with the nearest ZIP codes
- Laura Champagne, MDChandler, AZ 852241194781344
- James Cooper, M.D.Chandler, AZ 852241659331676
- Edgar Hernandez, M.D.Chandler, AZ 852241861473506
- Marcie LeedsChandler, AZ 852241366602815
- Philip Pepple, MDChandler, AZ 852241558561977
- Katarzyna Trebska, MDChandler, AZ 852241902198815
- Brian Zebrowski, MDChandler, AZ 852241356322192
- Richard Whitman, MDChandler, AZ 852251497711006
Common questions
What is Ian Kenji Komenaka, MD's NPI number?
Ian Kenji Komenaka, MD's National Provider Identifier (NPI) is 1811959703, issued on Apr 5, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Ian Kenji Komenaka, MD located?
The NPPES record lists a practice address at 695 S Dobson RD, Chandler, AZ, 85224. Phone: (480) 821-2838. Providers update this record themselves, so call before visiting.
How can I verify Ian Kenji Komenaka, MD's license?
NPPES lists Arizona license number 35499, as entered by the provider. Search the Arizona Medical Board at https://www.azmd.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Ian Kenji Komenaka, MD prescribe under Medicare Part D?
In 2024, Ian Kenji Komenaka, MD had 56 Medicare Part D claims for 34 beneficiaries; the average among surgery physician prescribers was 147. Part D covers Medicare prescriptions only.
What is Ian Kenji Komenaka, MD's MIPS final score?
The 2023 MIPS final score is 93.6 of 100. The average among 454,083 clinicians with a measured score was 83.5.
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.