Doctor profile · Federal record

Dr. Clarence Steels, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Hospitalist Physician · Internal Medicine Physician · Hospitalist Physician · San Antonio, TX

  • NPI 1871858985
  • Accepts Medicare
  • 15 yrs in practice
  • Licensed in 3 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
520 Madison Oak Dr
San Antonio, TX 782583913
(210) 297-4000
Additional location
91-2141 Fort Weaver RD
Ewa Beach, HI 967061993
(808) 691-3000
Mailing address
114 Circle Ridge Dr
Burr Ridge, IL 605278379

Credentials & registration

NPPES · NUCC
NPI registered
July 2012 — 14 yrs on file
Profile last updated
December 4, 2023
Year of graduation
2011 — 15 yrs since
Specialty taxonomy
207R00000X — NUCC code
State licenses (3)
Texas #S8497 · Hawaii #MD-17738 · Illinois #036136117

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1871858985. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
690
Distinct HCPCS
5
Medicare allowed
$90,389
HCPCS Description Services Patients Avg allowed
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 254 249 $178
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 243 83 $115
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 112 50 $77
99239 Hospital discharge day management, more than 30 minutes 65 64 $111
99238 Hospital discharge day management, 30 minutes or less 16 16 $84

In context: peer comparison

Among 172 peers in this city , average services per provider: 137. This provider delivers 5.0× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Clarence Steels's medical specialty?
Dr. Clarence Steels practices Internal Medicine Physician in San Antonio, TX.
Where does Dr. Clarence Steels practice?
Dr. Clarence Steels practices at 520 Madison Oak Dr, San Antonio, TX 782583913. Office phone: 2102974000.
What is Dr. Clarence Steels's NPI?
Dr. Clarence Steels's National Provider Identifier (NPI) is 1871858985, issued by NPPES.
Does Dr. Clarence Steels accept Medicare assignment?
Yes. Dr. Clarence Steels accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Clarence Steels commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with moderate level of medical decision making (HCPCS 99223); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.