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

Dr. Mark Wesselman, MD

Individual provider Internal Medicine Physician · NPI 1598822124

Dr. Mark Wesselman, MD is an Internal Medicine Physician in Denver, Colorado. Practices as a sole proprietor. Licensed in Colorado and New Mexico.

Licensed in
CO, NM
In the registry since
2007
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

700 E Speer Blvd
Denver, CO 80203
Phone: (303) 335-9742
Fax: (303) 265-9457
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence DR.0056888 (CO)
Internal Medicine Physician Taxonomy 207R00000X · Licence 91347 (NM)

Record details

NPI number1598822124
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJanuary 2, 2007
Last updated in NPPESSeptember 26, 2024
Certification dateSeptember 26, 2024
Mailing address8585 Criterion Dr, Colorado Springs, CO 80920-1045

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