Doctor profile · Federal record

Dr. Michael Warner, MD

Critical Care Medicine (Internal Medicine) Physician (CMS: Critical Care (Intensivists)) · Pulmonary Disease Physician · Internal Medicine Physician · Austin, TX

  • NPI 1801112826
  • Accepts Medicare
  • 16 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
5920 W William Cannon Dr, Bldg 1 Ste 150
Austin, TX 787491902
(512) 441-9814

Credentials & registration

NPPES · NUCC
NPI registered
April 2010 — 16 yrs on file
Profile last updated
February 16, 2017
Year of graduation
2010 — 16 yrs since
Specialty taxonomy
207RC0200X — NUCC code
State license (1)
Texas #Q8672

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1801112826. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
289
Distinct HCPCS
6
Medicare allowed
$49,383
HCPCS Description Services Patients Avg allowed
99291 Critical care, first 30-74 minutes 175 116 $208
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 55 40 $117
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 17 17 $171
36556 Insertion of non-tunneled central venous tube for infusion (5 years or older) 16 16 $82
36620 Insertion of artery tube for blood sampling or infusion through skin 14 14 $43
31500 Emergent insertion of breathing tube into windpipe using an endoscope 12 11 $136

In context: peer comparison

Among 7 peers in this city , average services per provider: 87. This provider delivers 3.3× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Michael Warner's medical specialty?
Dr. Michael Warner practices Critical Care Medicine (Internal Medicine) Physician in Austin, TX.
Where does Dr. Michael Warner practice?
Dr. Michael Warner practices at 5920 W William Cannon Dr, Austin, TX 787491902. Office phone: 5124419814.
What is Dr. Michael Warner's NPI?
Dr. Michael Warner's National Provider Identifier (NPI) is 1801112826, issued by NPPES.
Does Dr. Michael Warner accept Medicare assignment?
Yes. Dr. Michael Warner accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Michael Warner commonly perform?
Top Medicare-reported procedures in 2023: Critical care (HCPCS 99291); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.