Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Colin Leffert, DO

Individual provider Gastroenterology Physician · NPI 1881127140

Colin Leffert, DO is an Internal Medicine in Louisville, Colorado. Graduated from Marian University College of Osteopathic Medicine in 2017, 9 years ago. Practices with Portercare Adventist Health System, a 767-clinician group and accepts Medicare assignment. Licensed in Colorado and Michigan.

Years since qualifying
9
Trained at
Marian University College of Osteopathic Medicine
Licensed in
CO, MI
In the registry since
2017
Specialties on file
5
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

See every abbreviation used in this directory →

Practice location Address checks out

80 Health Park Dr Ste 270
Louisville, CO 80027-4644
Phone: (303) 269-2085
Fax: (303) 269-2089
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Gastroenterology Physician (primary) Taxonomy 207RG0100X · Licence DR0074429 (CO)
Gastroenterology Physician Taxonomy 207RG0100X · Licence 5101025985 (MI)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X
Internal Medicine Physician Taxonomy 207R00000X · Licence DR0074429 (CO)
Internal Medicine Physician Taxonomy 207R00000X · Licence 5101025985 (MI)

Record details

NPI number1881127140
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedApril 4, 2017
Last updated in NPPESMarch 2, 2026
Certification dateMarch 2, 2026
Mailing address80 Health Park Dr Ste 270, Louisville, CO 80027-4644

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyINTERNAL MEDICINE
Also practisesGASTROENTEROLOGY
Medical schoolMARIAN UNIVERSITY COLLEGE OF OSTEOPATHIC MEDICINE
Graduated 2017 (9 years in practice)
Group practice Portercare Adventist Health System — 767 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations5 on file with Medicare

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