Thomas J. Attaway, MD
Gastroenterology Physician · Great Falls, MT
Thomas J. Attaway, MD is a gastroenterology physician with a practice address in Great Falls, Montana, and NPI 1922012442, issued on Jul 28, 2006. Check the license (Montana 51839, as entered in NPPES) on the Montana Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Thomas J. Attaway
- Credential
- MD
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License number
- 51839 MT
Self-reported in NPPES; status is on the state search - Practice location
- 1401 25TH St S, Great Falls, MT 59405
- Phone
- (406) 455-5000
- Enumerated
- Jul 28, 2006
- Record last updated
- Apr 5, 2024
- Fax
- (406) 731-8318
- Medicare enrollment
- Enrolled (PECOS I20170105000895); accepts Medicare assignment
- Medical or professional school
- University Of Texas Medical Branch At Galveston, 1986
- Entity
- Type 1 · individual
8 nearest gastroenterology physician records → All 44 in Montana → Look up another NPI →
Also registered at 1401 25TH St S
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Thomas Addison, MDGeriatric Medicine (Internal Medicine) Physician1871594754
- Sheela Ahmed, MDPulmonary Disease Physician1083736227
- Jill Aitken, AUDAudiologist1730386020
- Jamie Aleba, PAMedical Physician Assistant1184929572
- Lily AvgustovskiyNurse Practitioner1093122335
- Steven Ayres, M.D.Gastroenterology Physician1265488464
Verify Thomas J. Attaway in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMontana Board of Medical Examiners
Search for license 51839Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
55% fewer Medicare Part D claims than the average gastroenterology physician in 2024
367 Medicare Part D claims for 115 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims.
Most prescribed
- Pantoprazole Sodium94 claims
- Esomeprazole Magnesium28 claims
- Omeprazole23 claims
- Dicyclomine Hcl18 claims
- Linzess16 claims
- Famotidine14 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): 80.5 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.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $106.01
1 payment: food and beverage; the largest payer was Boston Scientific Corporation. 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.
One hospital affiliation
- Benefis Hospitals IncGreat Falls, MT · Acute Care Hospitals2 of 5 stars
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.
Thomas J. Attaway among 44 gastroenterology physician records in Montana
Thomas J. Attaway, MD 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
- Graduated1986 · 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 Great Falls → Gastroenterology Physician nationwide →
The 8 gastroenterology physician records with the nearest ZIP codes
- Steven Ayres, M.D.Great Falls, MT 594051265488464
- Craig Brayko, MDGreat Falls, MT 594051477665305
- Gerald Spencer, MDGreat Falls, MT 594051609965946
- Kenneth Eden, MDHelena, MT 596011598863904
- John Bohler, M.D.Helena, MT 596021871543280
- Michael Lee, M.D.Helena, MT 596021285619734
- Stephen Baum, MDBillings, MT 591011083650485
- Michael Fischer, MDBillings, MT 591011710098579
Common questions
What is Thomas J. Attaway, MD's NPI number?
Thomas J. Attaway, MD's National Provider Identifier (NPI) is 1922012442, issued on Jul 28, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Thomas J. Attaway, MD located?
The NPPES record lists a practice address at 1401 25TH St S, Great Falls, MT, 59405. Phone: (406) 455-5000. Providers update this record themselves, so call before visiting.
How can I verify Thomas J. Attaway, MD's license?
NPPES lists Montana license number 51839, 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 Thomas J. Attaway, MD prescribe under Medicare Part D?
In 2024, Thomas J. Attaway, MD had 367 Medicare Part D claims for 115 beneficiaries; the average among gastroenterology physician prescribers was 811. Part D covers Medicare prescriptions only.
What is Thomas J. Attaway, MD's MIPS final score?
The 2023 MIPS final score is 80.5 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.