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

Dr. Mark D. Sims, MD

Individual provider Pediatrics Physician · NPI 1376806745

Dr. Mark D. Sims, MD is a Hospitalist in Salt Lake City, Utah. Graduated from University of Missouri, Columbia School of Medicine in 2012, 14 years ago. Practices with Ihc Health Services Inc, a 3,947-clinician group, works from 3 locations and accepts Medicare assignment. Licensed in California and Utah.

Years since qualifying
14
Trained at
University of Missouri, Columbia School of Medicine
Licensed in
CA, UT
In the registry since
2012
Specialties on file
4
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

30 N 1900 E Rm 4C104
Salt Lake City, UT 84132-0002
Phone: (801) 585-1686
Show map & directions

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

Additional practice locations (2)

  • 1245 16th St Ste 125, Santa Monica, CA 90404-1240 — (310) 315-8900
  • 1250 16th St # C2304, Santa Monica, CA 90404-1249 — (310) 319-4698

Specialties & licences

Hospitalist Physician (primary) Taxonomy 208M00000X · Licence 12229890-1205 (UT)
Pediatrics Physician Taxonomy 208000000X · Licence A129202 (CA)
Internal Medicine Physician Taxonomy 207R00000X · Licence A129202 (CA)
Hospice and Palliative Medicine (Internal Medicine) Physician Taxonomy 207RH0002X · Licence 12229890-1205 (UT)

Record details

NPI number1376806745
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJune 20, 2012
Last updated in NPPESMarch 27, 2026
Certification dateMarch 27, 2026

Medicare enrollment

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

Medicare specialtyHOSPITALIST
Medical schoolUNIVERSITY OF MISSOURI, COLUMBIA SCHOOL OF MEDICINE
Graduated 2012 (14 years in practice)
Group practice Ihc Health Services Inc — 3947 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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