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DONN R MARUTANI, MD INC
NPI 1386826980
Internal Medicine - Gastroenterology in Honolulu, HI

Active since December 05, 2007
321 N KUAKINI ST, #509, HONOLULU, HI 96817(808) 523-6480(808) 599-5961 Get Directions Write a Review

NPPES record last updated: December 12, 2007. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Donn R Marutani, Md Inc NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DONN R MARUTANI, MD INC (NPI 1386826980) is a healthcare organization registered as a gastroenterology in Honolulu, Hawaii and active in the NPI registry since December 2007. The organization lists Donn Ryo Marutani, President, as its authorized official.

NPPES Registry Identity

NPI1386826980
Entity TypeOrganization
Primary Taxonomy207RG0100X
Legal Business NameDONN R MARUTANI, MD INC
Location Address321 N KUAKINI ST, #509Honolulu, HI 96817-2364
Mailing Address321 N Kuakini St, #509Honolulu, HI 96817-2364 · (808) 523-6480 · Fax (808) 599-5961
Phone(808) 523-6480
Fax(808) 599-5961
Organization SubpartNo
Authorized OfficialDonn Ryo MarutaniPresident · (808) 523-6480
Enumeration DateDecember 5, 2007
Last NPPES UpdateDecember 12, 2007
✔ NPI 1386826980 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
License✔ Licensed in HI · MD9223
Definition
An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.
321 N KUAKINI ST, Honolulu, HI 96817
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Other Identifiers 3

Medicare UPING20354HI
Medicaid07691101HI
Medicare PINH54836HI

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Donn R Marutani, Md Inc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Donn R Marutani, MD Inc, which bills Medicare for the services this clinician delivers.

Clinician (1)

Donn Marutani, MD
Gastroenterology
NPI 1952479578
321 NORTH KUAKINI STREET SUITE 509
Honolulu, HI 96817
(808) 523-6480
✔ PECOS✔ Accepts MedicareSame address

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Donn R Marutani, MD Inc's NPI number?

The NPI number for Donn R Marutani, MD Inc is 1386826980. It was assigned to this organization in the NPPES registry on December 5, 2007.

Where is Donn R Marutani, MD Inc located?

Donn R Marutani, MD Inc is located at 321 N Kuakini St #509, Honolulu, HI 96817. The listed phone number is (808) 523-6480.

What is Donn R Marutani, MD Inc's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Is Donn R Marutani, MD Inc enrolled in Medicare?

Yes. Donn R Marutani, MD Inc is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Donn R Marutani, MD Inc?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Gastroenterology) reassigns their Medicare billing to Donn R Marutani, MD Inc. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Donn R Marutani, MD Inc was last updated on December 12, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.