NPPES file of Aug 9, 2026

Timothy C. Jahraus, M.D.

Gastroenterology Physician · Hilo, HI

Timothy C. Jahraus, M.D. is a gastroenterology physician with a practice address in Hilo, Hawaii, and NPI 1023192275, issued on Oct 24, 2006. Check the license (Hawaii 6551, as entered in NPPES) on the Hawaii Medical Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1023192275
Name
Timothy C. Jahraus
Credential
M.D.
Primary taxonomy
Gastroenterology Physician 207RG0100X
License numbers
6551 HI
MD 6551 HI
Self-reported in NPPES; status is on the state search
Practice location
134 Puuhonu Way, Hilo, HI 96720
Phone
(808) 935-1956
Enumerated
Oct 24, 2006
Record last updated
Mar 5, 2024
Fax
(808) 935-7657
Medicaid ID
05186401 HI
Medicare enrollment
Enrolled (PECOS I20101203000461); accepts Medicare assignment
Medical or professional school
St. Louis College Of Physicians And Surgeons, 1977
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. 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. Russ Arjal, MDGastroenterology Physician1821144403
  2. William Hartman, M.D.Specialist1225112469
  3. Edwin Montell, M.D.Specialist1700998432

Verify Timothy C. Jahraus in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersHawaii Medical Board
    Search for license 6551
    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

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16% fewer Medicare Part D claims than the average gastroenterology physician in 2024

685 Medicare Part D claims for 408 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims.

  1. Timothy Jahraus685
  2. Specialty average811

Most prescribed

  1. Gavilyte-C336 claims
  2. Famotidine53 claims
  3. Mesalamine Dr36 claims
  4. Humira(Cf) Pen25 claims
  5. Ursodiol23 claims
  6. Mesalamine22 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 practice group's MIPS final score for 2023 (Medicare payment program): 92.5 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score88.2
  2. Costout of 100 · 30%90.7
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

3 hospitals and group practices

  1. Hilo Benioff Medical CenterHilo, HI · Acute Care Hospitals3 of 5 stars
  2. Gastroenterology Associates IncHilo, HI
  3. Kau HospitalHilo, HI · Critical Access Hospitals

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. Russ Arjal, MDHilo, HI1821144403
  4. Pradeep Atla, M.D.,M.P.HHilo, HI1649446543
  5. Edward Bourke, MDKailua, HI1851625479
  6. Stephen Buto, MDHonolulu, HI1962486753
  7. Daniel Chan, MDEwa Beach, HI1255627980
  8. Anthony Chiu, MDHonolulu, HI1891758033
  9. Stephen Coleman, M.D.Waimea, HI1952368987
  10. Jeffrey Cryan, M.D.Wailuku, HI1831149566

Common questions

What is Timothy C. Jahraus, M.D.'s NPI number?

Timothy C. Jahraus, M.D.'s National Provider Identifier (NPI) is 1023192275, issued on Oct 24, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Timothy C. Jahraus, M.D. located?

The NPPES record lists a practice address at 134 Puuhonu Way, Hilo, HI, 96720. Phone: (808) 935-1956. Providers update this record themselves, so call before visiting.

How can I verify Timothy C. Jahraus, M.D.'s license?

NPPES lists Hawaii license number 6551, 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 Timothy C. Jahraus, M.D. prescribe under Medicare Part D?

In 2024, Timothy C. Jahraus, M.D. had 685 Medicare Part D claims for 408 beneficiaries; the average among gastroenterology physician prescribers was 811. Part D covers Medicare prescriptions only.

What is Timothy C. Jahraus, M.D.'s MIPS final score?

The 2023 MIPS final score is 92.5 of 100, reported for the practice group. 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.