1. Home
  2. Directory
  3. Hawaii
  4. Aiea
  5. Internal Medicine
  6. NPI Profile

LUIS J. RAGUNTON, M.D., INC.
NPI 1083903405
Internal Medicine in Aiea, HI

Active since April 06, 2011
98-1079 MOANALUA RD, SUITE 440, AIEA, HI 96701(808) 488-8750(808) 487-5910 Get Directions Write a Review

NPPES record last updated: April 6, 2011. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Luis J. Ragunton, M.d., Inc. NPPES

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

LUIS J. RAGUNTON, M.D., INC. (NPI 1083903405) is a healthcare organization registered as an internal medicine in Aiea, Hawaii and active in the NPI registry since April 2011. The organization lists Luis James Ragunton, M.d. /president, as its authorized official.

NPPES Registry Identity

NPI1083903405
Entity TypeOrganization
Primary Taxonomy207R00000X
Legal Business NameLUIS J. RAGUNTON, M.D., INC.
Location Address98-1079 MOANALUA RD, SUITE 440Aiea, HI 96701-4713
Mailing Address98-1079 Moanalua Rd, Suite 440Aiea, HI 96701-4713 · (808) 488-8750 · Fax (808) 487-5910
Phone(808) 488-8750
Fax(808) 487-5910
Organization SubpartNo
Authorized OfficialLuis James RaguntonM.d. /president · (808) 488-8750
Enumeration DateApril 6, 2011
✔ NPI 1083903405 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
98-1079 MOANALUA RD, Aiea, HI 96701
Open in Google Maps ↗

Other Identifiers 1

Medicare UPINC98598HI

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-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)

Luis J. Ragunton, M.d., 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 Luis J. Ragunton, M.D., Inc., which bills Medicare for the services this clinician delivers.

Clinician (1)

Luis Ragunton, M.D.
Internal Medicine
NPI 1598869067
98-1079 MOANALUA RD SUITE 440
Aiea, HI 96701
(808) 488-8750
✔ PECOSSame 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 Luis J. Ragunton, M.D., Inc.'s NPI number?

The NPI number for Luis J. Ragunton, M.D., Inc. is 1083903405. It was assigned to this organization in the NPPES registry on April 6, 2011.

Where is Luis J. Ragunton, M.D., Inc. located?

Luis J. Ragunton, M.D., Inc. is located at 98-1079 Moanalua Rd Suite 440, Aiea, HI 96701. The listed phone number is (808) 488-8750.

What is Luis J. Ragunton, M.D., Inc.'s specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Luis J. Ragunton, M.D., Inc. enrolled in Medicare?

Yes. Luis J. Ragunton, M.D., Inc. is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Luis J. Ragunton, M.D., Inc.?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Internal Medicine) reassigns their Medicare billing to Luis J. Ragunton, M.D., 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 Luis J. Ragunton, M.D., Inc. was last updated on April 6, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.