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

Clark C Kulig, MD

Individual provider Gastroenterology Physician · NPI 1669423430

Clark C Kulig, MD is an Internal Medicine in Denver, Colorado. Graduated from University of Wisconsin School of Medicine in 1998, 28 years ago. Practices with Portercare Adventist Health System, a 767-clinician group, works from 2 locations, accepts Medicare assignment and offers telehealth. Licensed in Colorado.

Years since qualifying
28
Trained at
University of Wisconsin School of Medicine
Licensed in
CO
In the registry since
2006
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

2535 S Downing St Ste 380
Denver, CO 80210-5850
Phone: (303) 778-5797
Fax: (303) 778-5205
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 1719 E 19th Ave # 5050, Denver, CO 80218-1235 — (720) 754-2155

Specialties & licences

Gastroenterology Physician (primary) Taxonomy 207RG0100X · Licence DR.39951 (CO)

Record details

NPI number1669423430
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 15, 2006
Last updated in NPPESFebruary 5, 2025
Certification dateFebruary 5, 2025

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Also practisesGASTROENTEROLOGY
Medical schoolUNIVERSITY OF WISCONSIN SCHOOL OF MEDICINE
Graduated 1998 (28 years in practice)
Group practice Portercare Adventist Health System — 767 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations6 on file with Medicare

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