Registry data as of Aug 27, 2026

Russ Arjal, MD

Gastroenterology Physician · Hilo, HI

Russ Arjal, MD is a gastroenterology physician with a practice address in Hilo, Hawaii, and NPI 1821144403, issued on Jan 26, 2007. Check the license (Hawaii MD-23967, as entered in NPPES) on the Hawaii Medical Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1821144403
Name
Russ Arjal
Credential
MD
Primary taxonomy
Gastroenterology Physician 207RG0100X
License numbers
MD-23967 HI
C171402 CA
DR.0043601 CO
036165353 IL
MD00049187 WA
Self-reported in NPPES; status is on the state search
Practice location
134 Puuhonu Way, Hilo, HI 96720
Phone
(808) 969-3979
Enumerated
Jan 26, 2007
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 134 Puuhonu Way

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. William Hartman, M.D.Specialist1225112469
  2. Timothy Jahraus, M.D.Gastroenterology Physician1023192275
  3. Edwin Montell, M.D.Specialist1700998432

Verify Russ Arjal in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersHawaii Medical Board
    Search for license MD-23967
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
Open the Hawaii license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

90% fewer Medicare Part D claims than the average gastroenterology physician in 2024

78 Medicare Part D claims for 45 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims.

  1. Russ Arjal78
  2. Specialty average811

Most prescribed

  1. Pantoprazole Sodium30 claims
  2. Peg 3350-Electrolyte15 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.

2 hospitals and group practices

  1. Billings ClinicBillings, MT · Acute Care Hospitals4 of 5 stars
  2. Fairview Heights Medical Group SCAlton, IL

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Gastroenterology Physician providers in Hawaii

There are 81 gastroenterology physician records in Hawaii.

Other gastroenterology physician records in Hawaii

  1. Ron Ah Loy, M.D.Kamuela, HI1598795403
  2. Yousif Arahim, M.D.Aiea, HI1740213990
  3. Pradeep Atla, M.D.,M.P.HHilo, HI1649446543
  4. Edward Bourke, MDKailua, HI1851625479
  5. Stephen Buto, MDHonolulu, HI1962486753
  6. Daniel Chan, MDEwa Beach, HI1255627980
  7. Anthony Chiu, MDHonolulu, HI1891758033
  8. Stephen Coleman, M.D.Waimea, HI1952368987
  9. Jeffrey Cryan, M.D.Wailuku, HI1831149566
  10. Robert Decker, MDHonolulu, HI1194883496

Common questions

What is Russ Arjal, MD's NPI number?

Russ Arjal, MD's National Provider Identifier (NPI) is 1821144403, issued on Jan 26, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Russ Arjal, MD located?

The NPPES record lists a practice address at 134 Puuhonu Way, Hilo, HI, 96720. Phone: (808) 969-3979. Providers update this record themselves, so call before visiting.

How can I verify Russ Arjal, MD's license?

NPPES lists Hawaii license number MD-23967, 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 Russ Arjal, MD prescribe under Medicare Part D?

In 2024, Russ Arjal, MD had 78 Medicare Part D claims for 45 beneficiaries; the average among gastroenterology physician prescribers was 811. Part D covers Medicare prescriptions only.

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.

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) 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 27, 2026.