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

Individual provider Internal Medicine Physician · NPI 1639163587

Mark A Linkow, MD is an Internal Medicine Physician in Denver, Colorado. Licensed in Colorado. Registered with an NPI since 2005.

Licensed in
CO
In the registry since
2005
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

4500 E 9th Ave Ste 720S
Denver, CO 80220-3900
Phone: (303) 355-3525
Fax: (303) 355-0255
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Gastroenterology Physician (primary) Taxonomy 207RG0100X · Licence 17747 (CO)
Internal Medicine Physician Taxonomy 207R00000X · Licence 17747 (CO)

Record details

NPI number1639163587
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedSeptember 7, 2005
Last updated in NPPESSeptember 11, 2025

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