Colin Leffert, DO
Gastroenterology Physician · Louisville, CO
Colin Leffert, DO is a gastroenterology physician with a practice address in Louisville, Colorado, and NPI 1881127140, issued on Apr 4, 2017. Check the license (Colorado DR0074429, as entered in NPPES) on the Colorado Medical Board; the Medicare figures below come from public CMS files.
- Name
- Colin Leffert
- Credential
- DO
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License numbers
- DR0074429 CO
5101025985 MI
Self-reported in NPPES; status is on the state search - Practice location
- 80 Health Park Dr Ste 270, Louisville, CO 80027
- Phone
- (303) 269-2085
- Enumerated
- Apr 4, 2017
- Record last updated
- Mar 2, 2026
- Fax
- (303) 269-2089
- Medicare enrollment
- Enrolled (PECOS I20250212001132); accepts Medicare assignment
- Medical or professional school
- Marian University College Of Osteopathic Medicine, 2017
- Entity
- Type 1 · individual
8 nearest gastroenterology physician records → All 334 in Colorado → Look up another NPI →
Also registered at 80 Health Park Dr Ste 270
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Jeremy James, PA-CPhysician Assistant1942535067
- Elizabeth Lassen, PSYDClinical Psychologist1457684938
Verify Colin Leffert in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersColorado Medical Board
Search for license DR0074429Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
49% fewer Medicare Part D claims than the average gastroenterology physician in 2024
416 Medicare Part D claims for 199 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 20% of claims.
Most prescribed
- Omeprazole112 claims
- Gavilyte-G58 claims
- Colestipol Hcl28 claims
- Linzess24 claims
- Peg 3350-Electrolyte24 claims
- Peg-3350 And Electrolytes18 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): 68.5 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: $2,087.25
101 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 2 group practices
- Portercare Adventist Health SystemLouisville, CO
- Rocky Mountain Gastroenterology Associates, PLLCThornton, CO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Colin Leffert among 334 gastroenterology physician records in Colorado
Colin Leffert, DO 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 2017, is newer than 90% of them.
- NPI issued2017 · 90% of these records are older, 7% newer
- In a Medicare fileYes · 84% of these records are
- In the CMS Doctors and Clinicians fileYes · 77% of these records are
- Graduated2017 · median 2003 among the 258 with a school on file
- Record last updated2026 · 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 Louisville → Gastroenterology Physician nationwide →
The 8 gastroenterology physician records with the nearest ZIP codes
- Korina Bersentes, M.D.Superior, CO 800271447282603
- Scott Hallgren, D.O., F.A.C.P.Louisville, CO 800271205929841
- John Mengshol, MDLouisville, CO 800271932255544
- William Berry, MDLafayette, CO 800261356471296
- Erica Boettcher, MDLafayette, CO 800261609038454
- Joseph Cassara, M.D.Lafayette, CO 800261275755290
- Britt Drake, M.D.Lafayette, CO 800261306976170
- Kerri Glassner, D.O.Lafayette, CO 800261568872778
Common questions
What is Colin Leffert, DO's NPI number?
Colin Leffert, DO's National Provider Identifier (NPI) is 1881127140, issued on Apr 4, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Colin Leffert, DO located?
The NPPES record lists a practice address at 80 Health Park Dr Ste 270, Louisville, CO, 80027. Phone: (303) 269-2085. Providers update this record themselves, so call before visiting.
How can I verify Colin Leffert, DO's license?
NPPES lists Colorado license number DR0074429, 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 Colin Leffert, DO prescribe under Medicare Part D?
In 2024, Colin Leffert, DO had 416 Medicare Part D claims for 199 beneficiaries; the average among gastroenterology physician prescribers was 811. Part D covers Medicare prescriptions only.
What is Colin Leffert, DO's MIPS final score?
The 2023 MIPS final score is 68.5 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.