Donn Marutani, MD
Gastroenterology Physician · Honolulu, HI
Donn Marutani, MD is a gastroenterology physician with a practice address in Honolulu, Hawaii, and NPI 1952479578, issued on Dec 1, 2006. Check the license (Hawaii MD9223, as entered in NPPES) on the Hawaii Medical Board; the Medicare figures below come from public CMS files.
- Name
- Donn Marutani
- Credential
- MD
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License number
- MD9223 HI
Self-reported in NPPES; status is on the state search - Practice location
- 321 North Kuakini Street, Honolulu, HI 96817
- Phone
- (808) 523-6480
- Enumerated
- Dec 1, 2006
- Entity
- Type 1 · individual
Also registered at 321 North Kuakini Street
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Elenita Alvarez, MDObstetrics & Gynecology Physician1871740969
- Matthew KwockMedical Physician Assistant1215344668
Verify Donn Marutani in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersHawaii Medical Board
Search for license MD9223Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
3.4 times the Medicare Part D claims of the average gastroenterology physician in 2024
2,907 Medicare Part D claims for 791 beneficiaries, against an average of 848 among the 13,066 providers of this specialty who prescribed in Part D. Brand-name drugs were 5% of claims.
Most prescribed
- Famotidine973 claims
- Pantoprazole Sodium825 claims
- Metoclopramide Hcl298 claims
- Omeprazole238 claims
- Gavilyte-G173 claims
- Peg 3350-Electrolyte88 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 Medicare quality score for 2023: 91.1 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: $496.71
7 payments, mostly food and beverage; the largest payer was Genzyme Corporation. The 10,593 providers of this specialty with any payment received $4,948.62 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.
Gastroenterology Physician providers in Hawaii
There are 66 gastroenterology physician records in Hawaii.
Other gastroenterology physician records in Hawaii
- Yousif Arahim, M.D.Aiea, HI1740213990
- Russ Arjal, MDHilo, HI1821144403
- Pradeep Atla, M.D.,M.P.HHilo, HI1649446543
- Edward Bourke, MDKailua, HI1851625479
- Daniel Chan, MDEwa Beach, HI1255627980
- Anthony Chiu, MDHonolulu, HI1891758033
- Stephen Coleman, M.D.Waimea, HI1952368987
- Jeffrey Cryan, M.D.Wailuku, HI1831149566
- Robert Decker, MDHonolulu, HI1194883496
- Kerian Dodds, M.D.Kailua, HI1902250723
Common questions
What is Donn Marutani, MD's NPI number?
Donn Marutani, MD's National Provider Identifier (NPI) is 1952479578, issued on Dec 1, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Donn Marutani, MD located?
The NPPES record lists a practice address at 321 North Kuakini Street, Honolulu, HI, 96817. Phone: (808) 523-6480. Providers update this record themselves, so call before visiting.
How can I verify Donn Marutani, MD's license?
NPPES lists Hawaii license number MD9223, 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 Donn Marutani, MD prescribe under Medicare Part D?
In 2024, Donn Marutani, MD had 2,907 Medicare Part D claims for 791 beneficiaries; the average among gastroenterology physician prescribers was 848. Part D covers Medicare prescriptions only.
What is Donn Marutani, MD's Medicare quality score?
The 2023 MIPS final score is 91.1 of 100. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.