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

Dr. Casey Aaron Armstrong, MD

Individual provider Hospitalist Physician · NPI 1972815421

Dr. Casey Aaron Armstrong, MD is a Hospitalist in Salt Lake City, Utah. Graduated from Medical College of Wisconsin in 2010, 16 years ago. Practices with Ihc Health Services Inc, a 3,947-clinician group and accepts Medicare assignment. Licensed in Indiana and Utah.

Years since qualifying
16
Trained at
Medical College of Wisconsin
Licensed in
IN, UT
In the registry since
2010
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

5121 S Cottonwood St
Salt Lake City, UT 84107-5701
Phone: (801) 408-6220
Show map & directions

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

Specialties & licences

Hospitalist Physician (primary) Taxonomy 208M00000X · Licence 8583743-1205 (UT)
Internal Medicine Physician Taxonomy 207R00000X · Licence 11015721A (IN)

Record details

NPI number1972815421
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 12, 2010
Last updated in NPPESApril 9, 2026
Certification dateApril 9, 2026

Medicare enrollment

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

Medicare specialtyHOSPITALIST
Medical schoolMEDICAL COLLEGE OF WISCONSIN
Graduated 2010 (16 years in practice)
Group practice Ihc Health Services Inc — 3947 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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