Colby Duncan, M.D.
Emergency Medicine Physician · Roosevelt, UT
Colby Duncan, M.D. is an emergency medicine physician with a practice address in Roosevelt, Utah, and NPI 1710391891, issued on Jun 17, 2014. Check the license (Utah 10158722-1205, as entered in NPPES) on the Utah Medical Licensing Board; the Medicare figures below come from public CMS files.
- Name
- Colby Duncan
- Credential
- M.D.
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License numbers
- 10158722-1205 UT
4301105484 MI
Self-reported in NPPES; status is on the state search - Practice location
- 250 W 300 N, Roosevelt, UT 84066
- Phone
- (435) 722-4691
- Enumerated
- Jun 17, 2014
- Record last updated
- Mar 17, 2018 (not updated in 8 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 501 in Utah → Look up another NPI →
Also registered at 250 W 300 N
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Colby Duncan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersUtah Medical Licensing Board
Search for license 10158722-1205Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
12% fewer Medicare Part D claims than the average emergency medicine physician in 2024
198 Medicare Part D claims for 126 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. 35 claims were for opioids.
Most prescribed
- Ondansetron Odt17 claims
- Prednisone15 claims
- Hydrocodone-Acetaminophen14 claims
- Azithromycin13 claims
- Cephalexin11 claims
- Ciprofloxacin Hcl11 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): 99.8 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).
Colby Duncan among 501 emergency medicine physician records in Utah
Colby Duncan, M.D. is one of 501 emergency medicine physician records with a practice address in Utah. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 64% of them.
- NPI issued2014 · 64% of these records are older, 31% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileNo · 69% of these records are
- Record last updated2018 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Utah practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
9 emergency medicine physician records list a practice address in Roosevelt
They are 9 of the 190 NPPES records with a practice address in Roosevelt, and 501 emergency medicine physician records in Utah.
All 501 in Utah → Every provider in Roosevelt → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Amos Burgess, DORoosevelt, UT 840661881905503
- Kathryn Cockerham, M.D.Roosevelt, UT 840661215100839
- Braxton Duncan, D.O.Roosevelt, UT 840661366973836
- Jason Larson, M.D.Roosevelt, UT 840661710941240
- Travis Nelson, D.O.Roosevelt, UT 840661760689046
- Adam Nielson, MDRoosevelt, UT 840661790756815
- Aaron Stevens, DORoosevelt, UT 840661548423221
- Peter Tanner, M.D.Roosevelt, UT 840661396957254
Common questions
What is Colby Duncan, M.D.'s NPI number?
Colby Duncan, M.D.'s National Provider Identifier (NPI) is 1710391891, issued on Jun 17, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Colby Duncan, M.D. located?
The NPPES record lists a practice address at 250 W 300 N, Roosevelt, UT, 84066. Phone: (435) 722-4691. Providers update this record themselves, so call before visiting.
How can I verify Colby Duncan, M.D.'s license?
NPPES lists Utah license number 10158722-1205, as entered by the provider. Search the Utah Medical Licensing Board at https://secure.utah.gov/llv/search/index.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Colby Duncan, M.D. prescribe under Medicare Part D?
In 2024, Colby Duncan, M.D. had 198 Medicare Part D claims for 126 beneficiaries; the average among emergency medicine physician prescribers was 226. Part D covers Medicare prescriptions only.
What is Colby Duncan, M.D.'s MIPS final score?
The 2023 MIPS final score is 99.8 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.