Doctor profile · Federal record

Dr. Mallory Clark, D.O.

Hospitalist Physician (CMS: Hospitalist) · Internal Medicine Physician · Internal Medicine Physician · Hospitalist Physician · Aurora, CO

  • NPI 1659750545
  • Accepts Medicare
  • 11 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
12605 E 16Th Ave
Aurora, CO 800452545
(720) 848-0000
Mailing address
Po Box 110429
Aurora, CO 800420429

Credentials & registration

NPPES · NUCC
NPI registered
May 2015 — 11 yrs on file
Profile last updated
September 2, 2025
Year of graduation
2015 — 11 yrs since
Specialty taxonomy
208M00000X — NUCC code
State licenses (2)
Colorado #CDR.0005274 · Texas #R6166

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1659750545. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
368
Distinct HCPCS
4
Medicare allowed
$35,500
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 181 83 $74
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 88 44 $114
99239 Hospital discharge day management, more than 30 minutes 76 76 $109
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 23 23 $162

In context: peer comparison

Among 49 peers in this city , average services per provider: 62. This provider delivers 5.9× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
13
Patients
0
Total drug cost
$204
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 13 0 $204

Frequently asked questions

Auto-generated from federal data
What is Dr. Mallory Clark's medical specialty?
Dr. Mallory Clark practices Hospitalist Physician in Aurora, CO.
Where does Dr. Mallory Clark practice?
Dr. Mallory Clark practices at 12605 E 16Th Ave, Aurora, CO 800452545. Office phone: 7208480000.
What is Dr. Mallory Clark's NPI?
Dr. Mallory Clark's National Provider Identifier (NPI) is 1659750545, issued by NPPES.
Does Dr. Mallory Clark accept Medicare assignment?
Yes. Dr. Mallory Clark accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mallory Clark commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Hospital discharge day management (HCPCS 99239). Source: CMS Medicare Physician & Other Practitioners file.