Doctor profile · Federal record

Dr. THOMAS CAHILL, MD

Cardiovascular Disease Physician (CMS: CARDIOVASCULAR DISEASE (CARDIOLOGY)) · O FALLON, IL

  • NPI 1023128113
  • Accepts Medicare
  • MIPS 92.6 / 100 · 2023
  • 48 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
THREE SAINT ELIZABETH BLVD STE 2800
O FALLON, IL 622691282
(618) 233-6044
fax (833) 973-4218

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
December 21, 2021
Year of graduation
1978 — 48 yrs since
Specialty taxonomy
207RC0000X — NUCC code
State license (1)
Illinois #036-060357
Medicaid
IL #036060357

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1023128113. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
3,143
Distinct HCPCS
10
Medicare allowed
$206,330
HCPCS Description Services Patients Avg allowed
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 1,329 938 $8
99214 Established patient office or other outpatient visit, 30-39 minutes 660 362 $128
93306 Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 300 291 $68
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 172 77 $81
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 134 125 $15
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 115 108 $134
93016 Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician 88 87 $21
93018 Exercise or drug-induced heart stress test with electrocardiogram (ecg) with review by physician 88 87 $14
78452 Nuclear medicine studies of heart muscle at rest and with stress and spect 57 57 $76
93228 Electrocardiogram (ecg) up to 30 days continuous with review and report by health care professional 50 48 $26

In context: peer comparison

Among 7 peers in this city , average services per provider: 134. This provider delivers 23× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,854
Patients
896
Total drug cost
$389,999
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 313 87 $5,461
Metoprolol Succinate Generic 291 94 $4,843
Carvedilol Generic 259 75 $3,077
Lisinopril Generic 256 83 $3,088
Amlodipine Besylate Generic 234 70 $2,571
Eliquis (Apixaban) Brand 233 53 $241,755
Rosuvastatin Calcium Generic 230 69 $3,669
Metoprolol Tartrate Generic 162 49 $1,303
Losartan Potassium Generic 157 45 $1,624
Furosemide Generic 153 66 $1,234