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DR. MARK HARRISON MD
NPI 1508236910
Internal Medicine - Nephrology in Boulder, CO

Active since September 28, 2015
546 14TH ST, BOULDER, CO 80302(303) 938-8844 Get Directions Write a Review

NPPES record last updated: September 28, 2015. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Mark Harrison Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. MARK HARRISON MD (NPI 1508236910) is an individual nephrology provider in Boulder, Colorado, licensed in Colorado (0025415) and active in the NPI registry since September 2015.

NPPES Registry Identity

NPI1508236910
Entity TypeIndividualMale
Primary Taxonomy207RN0300X
Provider Legal NameDR. MARK HARRISONCredential: MD
Location Address546 14TH STBoulder, CO 80302-7806
Mailing Address546 14th StBoulder, CO 80302-7806 · (303) 938-8844
Phone(303) 938-8844
Sole ProprietorYes
Enumeration DateSeptember 28, 2015
✔ NPI 1508236910 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · NephrologyAllopathic & Osteopathic Physicians
Taxonomy Code207RN0300X
License✔ Licensed in CO · 0025415
Definition
An internist who treats disorders of the kidney, high blood pressure, fluid and mineral balance and dialysis of body wastes when the kidneys do not function. This specialist consults with surgeons about kidney transplantation.
546 14TH ST, Boulder, CO 80302
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Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Mark Harrison's NPI number?

The NPI number for Mark Harrison is 1508236910. It was assigned to this individual provider in the NPPES registry on September 28, 2015.

Where is Mark Harrison located?

Mark Harrison practices at 546 14th St, Boulder, CO 80302. The listed phone number is (303) 938-8844.

What is Mark Harrison's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.

When was this NPI record last updated?

The NPPES record for Mark Harrison was last updated on September 28, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.