Doctor profile · Federal record

Dr. Casey Armstrong, M.D.

Hospitalist Physician (CMS: Hospitalist) · Internal Medicine Physician · Salt Lake City, UT

  • NPI 1972815421
  • Accepts Medicare
  • 16 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
5121 S Cottonwood St
Salt Lake City, UT 841075701
(801) 408-6220
Mailing address
Po Box 27128
Salt Lake City, UT 841270128

Credentials & registration

NPPES · NUCC
NPI registered
July 2010 — 16 yrs on file
Profile last updated
April 9, 2026
Year of graduation
2010 — 16 yrs since
Specialty taxonomy
208M00000X — NUCC code
State licenses (2)
Utah #8583743-1205 · Indiana #11015721A

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1972815421. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
130
Distinct HCPCS
2
Medicare allowed
$19,287
HCPCS Description Services Patients Avg allowed
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 73 70 $167
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 57 56 $125

In context: peer comparison

Among 37 peers in Salt Lake City Hospitalist Physician, average services per provider: 61. This provider delivers 2.1× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Casey Armstrong's medical specialty?
Dr. Casey Armstrong practices Hospitalist Physician in Salt Lake City, UT.
Where does Dr. Casey Armstrong practice?
Dr. Casey Armstrong practices at 5121 S Cottonwood St, Salt Lake City, UT 841075701. Office phone: 8014086220.
What is Dr. Casey Armstrong's NPI?
Dr. Casey Armstrong's National Provider Identifier (NPI) is 1972815421, issued by NPPES.
Does Dr. Casey Armstrong accept Medicare assignment?
Yes. Dr. Casey Armstrong accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Casey Armstrong commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with moderate level of medical decision making (HCPCS 99223); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222). Source: CMS Medicare Physician & Other Practitioners file.