Troy Masao Tanji, M.D.
Glaucoma Specialist (Ophthalmology) Physician · Waipahu, HI
Troy Masao Tanji, M.D. is a glaucoma specialist (ophthalmology) physician with a practice address in Waipahu, Hawaii, and NPI 1073570826, issued on Apr 26, 2006. Check the license (Hawaii MD8313, as entered in NPPES) on the Hawaii Medical Board; the Medicare figures below come from public CMS files.
- Name
- Troy Masao Tanji
- Credential
- M.D.
- Primary taxonomy
- Glaucoma Specialist (Ophthalmology) Physician 207WX0009X
- License numbers
- MD8313 HI
MD-8313 HI
G81081 CA
Self-reported in NPPES; status is on the state search - Practice location
- 94-873 Farrington Hwy, Waipahu, HI 96797
- Phone
- (808) 671-3937
- Enumerated
- Apr 26, 2006
- Record last updated
- Sep 18, 2017 (not updated in 9 years: call before relying on the address or phone)
- Fax
- (808) 671-3936
- Medicaid ID
- 07794501 HI
- Medicare enrollment
- Enrolled (PECOS I20040511000109); accepts Medicare assignment
- Medical or professional school
- University Of Hawaii John A. Burns School Of Medicine, 1990
- Entity
- Type 1 · individual
5 nearest glaucoma specialist (ophthalmology) physician records → All 6 in Hawaii → Look up another NPI →
Also registered at 94-873 Farrington Hwy
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Howard Fujino, DDSDentist1376958181
- Aaron Kaichi, MDInternal Medicine Physician1790772580
- Irwin Sewake, D.D.S.General Practice Dentistry1205860269
- Tracy Tanji, D.D.S.General Practice Dentistry1225056500
Verify Troy Masao Tanji in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersHawaii Medical Board
Search for license MD8313Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
74% more Medicare Part D claims than the average glaucoma specialist (ophthalmology) physician in 2024
5,332 Medicare Part D claims for 921 beneficiaries, against an average of 3,060 among the 430 providers of this specialty who prescribed in Part D. Brand-name drugs were 43% of claims.
Most prescribed
- Latanoprost859 claims
- Timolol Maleate497 claims
- Dorzolamide-Timolol469 claims
- Brimonidine Tartrate443 claims
- Prednisolone Acetate336 claims
- Brinzolamide205 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): 93.9 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: $724.11
10 payments; by number, the most common kind was food and beverage; the largest payer was Glaukos Corporation. The 391 providers of this specialty with any payment received $5,284.60 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
- Troy M Tanji MD IncWaipahu, HI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Glaucoma Specialist (Ophthalmology) Physician providers in Hawaii
There are 6 glaucoma specialist (ophthalmology) physician records in Hawaii.
All 6 in Hawaii → Every provider in Waipahu → Glaucoma Specialist (Ophthalmology) Physician nationwide →
The 5 glaucoma specialist (ophthalmology) physician records with the nearest ZIP codes
- Mai Tsukikawa, MDWaipahu, HI 967971093249682
- James Pitts, M.D.Honolulu, HI 968131427343466
- Kyla Teramoto Hara, M.D.Honolulu, HI 968141881073013
- Rhys Ishihara, MDHonolulu, HI 968161962026385
- Briana Gapsis, M.D.Kahului, HI 967321952748568
Common questions
What is Troy Masao Tanji, M.D.'s NPI number?
Troy Masao Tanji, M.D.'s National Provider Identifier (NPI) is 1073570826, issued on Apr 26, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Troy Masao Tanji, M.D. located?
The NPPES record lists a practice address at 94-873 Farrington Hwy, Waipahu, HI, 96797. Phone: (808) 671-3937. Providers update this record themselves, so call before visiting.
How can I verify Troy Masao Tanji, M.D.'s license?
NPPES lists Hawaii license number MD8313, as entered by the provider. Search the Hawaii Medical Board at https://cca.hawaii.gov/pvl/boards/medical/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Troy Masao Tanji, M.D. prescribe under Medicare Part D?
In 2024, Troy Masao Tanji, M.D. had 5,332 Medicare Part D claims for 921 beneficiaries; the average among glaucoma specialist (ophthalmology) physician prescribers was 3,060. Part D covers Medicare prescriptions only.
What is Troy Masao Tanji, M.D.'s MIPS final score?
The 2023 MIPS final score is 93.9 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.