Mark N. Durkan, MD
Gastroenterology Physician · Fort Collins, CO
Mark N. Durkan, MD is a gastroenterology physician with a practice address in Fort Collins, Colorado, and NPI 1992801781, issued on Sep 16, 2006. Check the license (Colorado 40197, as entered in NPPES) on the Colorado Medical Board; the Medicare figures below come from public CMS files.
- Name
- Mark N. Durkan
- Credential
- MD
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License number
- 40197 CO
Self-reported in NPPES; status is on the state search - Practice location
- 3702 S Timberline RD, Fort Collins, CO 80525
- Phone
- (970) 207-9773
- Enumerated
- Sep 16, 2006
- Record last updated
- Sep 22, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (970) 207-1893
- Medicaid ID
- 034738061 CO
- Medicare enrollment
- Enrolled (PECOS I20060126000810); accepts Medicare assignment
- Medical or professional school
- University Of Colorado School Of Medicine, Denver, 2002
- Entity
- Type 1 · individual
8 nearest gastroenterology physician records → All 334 in Colorado → Look up another NPI →
Also registered at 3702 S Timberline RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Rand Compton, MDGastroenterology Physician1265538078
- Brian Cronk, PA-CMedical Physician Assistant1760583785
- Rebecca Dunphy, MDGastroenterology Physician1508962325
- Daniel HamptonGastroenterology Physician1154597979
- Rodney Holland, M.D.Gastroenterology Physician1225134018
- Joseph Jenkins, MDGastroenterology Physician1588760318
Verify Mark N. Durkan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersColorado Medical Board
Search for license 40197Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
34% more Medicare Part D claims than the average gastroenterology physician in 2024
1,090 Medicare Part D claims for 586 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D.
Most prescribed
- Peg 3350-Electrolyte339 claims
- Omeprazole334 claims
- Pantoprazole Sodium55 claims
- Peg-3350 And Electrolytes35 claims
- Sod Sulf-Potass Sulf-Mag Sulf24 claims
- Creon23 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 MIPS final score for 2023 (Medicare payment program): 9.6 of 100
The Merit-based Incentive Payment System score is reported for this clinician. 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; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $215.73
10 payments; by number, the most common kind was food and beverage; the largest payer was Ardelyx, 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
- Centers For GastroenterologyFort Collins, CO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mark N. Durkan among 334 gastroenterology physician records in Colorado
Mark N. Durkan, MD is one of 334 gastroenterology physician records with a practice address in Colorado. 84% 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 7% of them.
- NPI issued2006 · 7% of these records are older, 53% newer
- In a Medicare fileYes · 84% of these records are
- In the CMS Doctors and Clinicians fileYes · 77% of these records are
- Graduated2002 · median 2003 among the 258 with a school on file
- Record last updated2021 · 49% 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 Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Gastroenterology Physician providers in Colorado
There are 334 gastroenterology physician records in Colorado.
All 334 in Colorado → Every provider in Fort Collins → Gastroenterology Physician nationwide →
The 8 gastroenterology physician records with the nearest ZIP codes
- Abraham Brass, M.D.Fort Collins, CO 805251710946082
- Rand Compton, MDFort Collins, CO 805251265538078
- Rebecca Dunphy, MDFort Collins, CO 805251508962325
- Jaclyn FacklerFort Collins, CO 805251174984801
- Daniel HamptonFort Collins, CO 805251154597979
- Rodney Holland, M.D.Fort Collins, CO 805251225134018
- Joseph Jenkins, MDFort Collins, CO 805251588760318
- Nicole Kershner, M.D.Fort Collins, CO 805251366615056
Common questions
What is Mark N. Durkan, MD's NPI number?
Mark N. Durkan, MD's National Provider Identifier (NPI) is 1992801781, issued on Sep 16, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Mark N. Durkan, MD located?
The NPPES record lists a practice address at 3702 S Timberline RD, Fort Collins, CO, 80525. Phone: (970) 207-9773. Providers update this record themselves, so call before visiting.
How can I verify Mark N. Durkan, MD's license?
NPPES lists Colorado license number 40197, as entered by the provider. Search the Colorado Medical Board at https://dpo.colorado.gov/Medical. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Mark N. Durkan, MD prescribe under Medicare Part D?
In 2024, Mark N. Durkan, MD had 1,090 Medicare Part D claims for 586 beneficiaries; the average among gastroenterology physician prescribers was 811. Part D covers Medicare prescriptions only.
What is Mark N. Durkan, MD's MIPS final score?
The 2023 MIPS final score is 9.6 of 100. 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.