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DR. MARK WESSELMAN MD
NPI 1598822124
Internal Medicine in Denver, CO

Active since January 02, 2007
700 E SPEER BLVD, DENVER, CO 80203(303) 335-9742(303) 265-9457 Get Directions Write a Review

NPPES record last updated: September 26, 2024. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Sep 26, 2024, Aug 14, 2024, May 9, 2023 and 1 more (4 updates tracked since 2023).

About Dr. Mark Wesselman Md NPPES

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

DR. MARK WESSELMAN MD (NPI 1598822124) is an individual internal medicine provider in Denver, Colorado, licensed in Colorado (DR.0056888) and active in the NPI registry since January 2007.

NPPES Registry Identity

NPI1598822124
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDR. MARK WESSELMANCredential: MD
Location Address700 E SPEER BLVDDenver, CO 80203
Mailing Address8585 Criterion DrColorado Springs, CO 80920-1045 · (303) 335-9742 · Fax (303) 265-9457
Phone(303) 335-9742
Fax(303) 265-9457
Sole ProprietorYes
Enumeration DateJanuary 2, 2007
Last NPPES UpdateSeptember 26, 20244 updates tracked since enumeration
NPPES CertifiedSeptember 26, 2024
✔ NPI 1598822124 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
Licenses✔ Licensed in CO · DR.0056888✔ Licensed in NM · 91347
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
700 E SPEER BLVD, Denver, CO 80203
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Other Providers at the Same Location NPPES 5

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

NED STEVE TARGOS DDS
Dentist (General Practice)
700 E SPEER BLVD
DENVER, CO 80203
Denver County (303) 733-1010
DR. GAVIN A TROGDON D.D.S.
Dentist
700 E SPEER BLVD
DENVER, CO 80203
Denver County (303) 733-1010
PERFECT TEETH - SPEER P.C.
Dentist (General Practice)
700 E SPEER BLVD
DENVER, CO 80203
Denver County (303) 733-1010
DR. BRYAN DALE GIBBS DDS
Dentist (General Practice)
700 E SPEER BLVD
DENVER, CO 80203
Denver County (303) 733-1010
NICOLE SHEEDER FNP
Nurse Practitioner (Family)
700 E SPEER BLVD
DENVER, CO 80203
Denver County (720) 279-1164

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 Wesselman's NPI number?

The NPI number for Mark Wesselman is 1598822124. It was assigned to this individual provider in the NPPES registry on January 2, 2007.

Where is Mark Wesselman located?

Mark Wesselman practices at 700 E Speer Blvd, Denver, CO 80203. The listed phone number is (303) 335-9742.

What is Mark Wesselman's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

When was this NPI record last updated?

The NPPES record for Mark Wesselman was last updated on September 26, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 22 months 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.