Thomas Brent Duff, DO
Hospitalist Physician · Twin Falls, ID
Thomas Brent Duff, DO is a hospitalist physician with a practice address in Twin Falls, Idaho, and NPI 1326302449, issued on Jul 3, 2012. Check the license (Idaho O-0876, as entered in NPPES) on the Idaho Board of Medicine; the Medicare figures below come from public CMS files.
- Name
- Thomas Brent Duff
- Credential
- DO
- Primary taxonomy
- Hospitalist Physician 208M00000X
- License number
- O-0876 ID
Self-reported in NPPES; status is on the state search - Practice location
- 801 Pole Line RD W, Twin Falls, ID 83301
- Phone
- (208) 814-4100
- Enumerated
- Jul 3, 2012
- Record last updated
- May 6, 2019 (not updated in 7 years: call before relying on the address or phone)
- Fax
- (208) 814-4908
- Medicare enrollment
- Enrolled (PECOS I20150825003283); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest hospitalist physician records → All 105 in Idaho → Look up another NPI →
Also registered at 801 Pole Line RD W
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Katherine Alper, MS, RDN, LDRegistered Dietitian1487309605
Verify Thomas Brent Duff in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIdaho Board of Medicine
Search for license O-0876Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
84% fewer Medicare Part D claims than the average hospitalist physician in 2024
82 Medicare Part D claims for 43 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D.
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): 78.9 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).
Bills Medicare through one group practice
- St Lukes Clinic LLCTwin Falls, ID
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Thomas Brent Duff among 105 hospitalist physician records in Idaho
Thomas Brent Duff, DO is one of 105 hospitalist physician records with a practice address in Idaho. 90% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 54% of them.
- NPI issued2012 · 54% of these records are older, 40% newer
- In a Medicare fileYes · 90% of these records are
- In the CMS Doctors and Clinicians fileYes · 84% of these records are
- Graduated2012 · median 2010 among the 88 with a school on file
- Record last updated2019 · 50% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208M00000X and a Idaho practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hospitalist Physician providers in Idaho
There are 105 hospitalist physician records in Idaho.
All 105 in Idaho → Every provider in Twin Falls → Hospitalist Physician nationwide →
The 8 hospitalist physician records with the nearest ZIP codes
- Sindy Byington, MDTwin Falls, ID 833011134532476
- Cade Call, DOTwin Falls, ID 833011235634452
- Thomas Dirocco, M.D.Twin Falls, ID 833011689948572
- Timothy Enders, D.O.Twin Falls, ID 833011063632495
- Greggory Flint, DOTwin Falls, ID 833011306238605
- Jeffrey Genato, M.D.Twin Falls, ID 833011619931227
- Ronald Miciak, M.D.Twin Falls, ID 833011235179052
- James Rao, MDTwin Falls, ID 833011720162365
Common questions
What is Thomas Brent Duff, DO's NPI number?
Thomas Brent Duff, DO's National Provider Identifier (NPI) is 1326302449, issued on Jul 3, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Thomas Brent Duff, DO located?
The NPPES record lists a practice address at 801 Pole Line RD W, Twin Falls, ID, 83301. Phone: (208) 814-4100. Providers update this record themselves, so call before visiting.
How can I verify Thomas Brent Duff, DO's license?
NPPES lists Idaho license number O-0876, as entered by the provider. Search the Idaho Board of Medicine at https://dopl.idaho.gov/bom/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Thomas Brent Duff, DO prescribe under Medicare Part D?
In 2024, Thomas Brent Duff, DO had 82 Medicare Part D claims for 43 beneficiaries; the average among hospitalist physician prescribers was 521. Part D covers Medicare prescriptions only.
What is Thomas Brent Duff, DO's MIPS final score?
The 2023 MIPS final score is 78.9 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.