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

Mr. Benjamin Thomas Trefilek, MD

Individual provider Student in an Organized Health Care Education/Training Program · NPI 1487187365

Mr. Benjamin Thomas Trefilek, MD is an Internal Medicine in Denver, Colorado. Graduated from Indiana University School of Medicine in 2017, 9 years ago. Practices with Denver Health and Hospital Authority, a 829-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Colorado.

Years since qualifying
9
Trained at
Indiana University School of Medicine
Licensed in
CO
In the registry since
2017
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

777 Bannock St
Denver, CO 80204-4597
Phone: (303) 602-0000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 301 W 6th Ave, Denver, CO 80204-5182 — (303) 436-6000

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence DR.0064689 (CO)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X

Record details

NPI number1487187365
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 6, 2017
Last updated in NPPESMay 14, 2024
Certification dateMay 14, 2024
Mailing address301 W 6th Ave, Denver, CO 80204-5182

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolINDIANA UNIVERSITY SCHOOL OF MEDICINE
Graduated 2017 (9 years in practice)
Group practice Denver Health And Hospital Authority — 829 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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