Jeff R. Willis, M.D.
Gastroenterology Physician · Missoula, MT
Jeff R. Willis, M.D. is a gastroenterology physician with a practice address in Missoula, Montana, and NPI 1356385991, issued on Jun 15, 2006. Check the license (Montana 56022, as entered in NPPES) on the Montana Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Jeff R. Willis
- Credential
- M.D.
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License numbers
- 56022 MT
0101059226 VA
Self-reported in NPPES; status is on the state search - Practice location
- 1930 W Broadway St Ste A, Missoula, MT 59808
- Phone
- (406) 541-6844
- Enumerated
- Jun 15, 2006
- Record last updated
- Oct 7, 2024
- Fax
- (406) 541-6843
- Medicaid IDs
- 8905530 NC
5825041 VA - Medicare enrollment
- Enrolled (PECOS I20170601001375); accepts Medicare assignment
- Medical or professional school
- Virginia Commonwealth University, School Of Medicine, 1990
- Entity
- Type 1 · individual
8 nearest gastroenterology physician records → All 44 in Montana → Look up another NPI →
Also registered at 1930 W Broadway St Ste A
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Stephen Abercrombie, CRNACertified Registered Nurse Anesthetist1821030230
- Scott Cooper, M.D.Gastroenterology Physician1821275900
- Kari Deboo, FNPFamily Nurse Practitioner1780963538
- Lindsey Gardner, PA-CPhysician Assistant1366615098
- Lance Griffin, PA-CPhysician Assistant1700212198
- Taylor Higley, PA -CPhysician Assistant1912787029
Verify Jeff R. Willis in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMontana Board of Medical Examiners
Search for license 56022Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2% fewer Medicare Part D claims than the average gastroenterology physician in 2024
795 Medicare Part D claims for 493 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 24% of claims.
Most prescribed
- Peg 3350-Electrolyte350 claims
- Omeprazole103 claims
- Pantoprazole Sodium69 claims
- Gavilyte-N28 claims
- Famotidine27 claims
- Sutab23 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.
Industry payments in 2024: $31.21
2 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 13,350 providers of this specialty with any payment received $5,015.95 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.
Bills Medicare through one group practice
- Montana Gastroenterology, PLLCMissoula, MT
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Jeff R. Willis among 44 gastroenterology physician records in Montana
Jeff R. Willis, M.D. is one of 44 gastroenterology physician records with a practice address in Montana. 73% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 16% of them.
- NPI issued2006 · 16% of these records are older, 23% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileYes · 68% of these records are
- Graduated1990 · median 1995 among the 30 with a school on file
- Record last updated2024 · 41% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0100X and a Montana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Gastroenterology Physician providers in Montana
There are 44 gastroenterology physician records in Montana.
All 44 in Montana → Every provider in Missoula → Gastroenterology Physician nationwide →
The 8 gastroenterology physician records with the nearest ZIP codes
- Scott Cooper, M.D.Missoula, MT 598081821275900
- Kevin Kolendich, MDMissoula, MT 598081780796888
- Casey Kolendich, M.D.Missoula, MT 598081669511606
- Richard Murney, M.D.Missoula, MT 598081164434049
- Daniel Selvig, M.D.Missoula, MT 598081073932398
- Eric Stone, MDMissoula, MT 598081669511689
- Edwin Levine, M.D.Missoula, MT 598041760441224
- Eric Trevelline, MDMissoula, MT 598041437265915
Common questions
What is Jeff R. Willis, M.D.'s NPI number?
Jeff R. Willis, M.D.'s National Provider Identifier (NPI) is 1356385991, issued on Jun 15, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Jeff R. Willis, M.D. located?
The NPPES record lists a practice address at 1930 W Broadway St Ste A, Missoula, MT, 59808. Phone: (406) 541-6844. Providers update this record themselves, so call before visiting.
How can I verify Jeff R. Willis, M.D.'s license?
NPPES lists Montana license number 56022, as entered by the provider. Search the Montana Board of Medical Examiners at https://ebiz.mt.gov/POL/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Jeff R. Willis, M.D. prescribe under Medicare Part D?
In 2024, Jeff R. Willis, M.D. had 795 Medicare Part D claims for 493 beneficiaries; the average among gastroenterology physician prescribers was 811. Part D covers Medicare prescriptions only.
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.