Doctor profile · Federal record

Dr. Timothy Oconnor, MD

Cardiovascular Disease Physician · Chicago, IL

  • NPI 1881687036
  • MIPS 71.7 / 100 · 2023
  • 21 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
7447 W Talcott Ave, Ste 262
Chicago, IL 606313745
(773) 775-1900
fax (773) 775-8034

Credentials & registration

NPPES · NUCC
NPI registered
August 2005 — 21 yrs on file
Profile last updated
May 25, 2016
Specialty taxonomy
207RC0000X — NUCC code
State license (1)
Illinois #036065174
Medicaid
IL #036065174

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1881687036. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,915
Distinct HCPCS
10
Medicare allowed
$214,362
HCPCS Description Services Patients Avg allowed
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 715 561 $9
99214 Established patient office or other outpatient visit, 30-39 minutes 532 298 $136
99213 Established patient office or other outpatient visit, 20-29 minutes 279 190 $90
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 247 49 $85
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 167 167 $137
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 131 113 $16
93306 Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 130 121 $71
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 94 45 $122
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 81 60 $185
93294 Evaluation of single, dual, multiple lead or leadless pacemaker system, remote up to 90 days 71 24 $32

In context: peer comparison

Among 96 peers in this city , average services per provider: 129. This provider delivers 23× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,853
Patients
809
Total drug cost
$480,909
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 520 142 $8,225
Metoprolol Succinate Generic 310 91 $6,739
Levothyroxine Sodium Generic 239 62 $4,372
Eliquis (Apixaban) Brand 236 56 $299,342
Lisinopril Generic 217 67 $2,709
Furosemide Generic 209 74 $1,283
Amlodipine Besylate Generic 194 48 $2,195
Rosuvastatin Calcium Generic 187 52 $4,017
Valsartan Generic 116 30 $5,659
Amiodarone Hcl Generic 114 41 $3,391

Frequently asked questions

Auto-generated from federal data
What is Dr. Timothy Oconnor's medical specialty?
Dr. Timothy Oconnor practices Cardiovascular Disease Physician in Chicago, IL.
Where does Dr. Timothy Oconnor practice?
Dr. Timothy Oconnor practices at 7447 W Talcott Ave, Chicago, IL 606313745. Office phone: 7737751900.
What is Dr. Timothy Oconnor's NPI?
Dr. Timothy Oconnor's National Provider Identifier (NPI) is 1881687036, issued by NPPES.
What procedures does Dr. Timothy Oconnor commonly perform?
Top Medicare-reported procedures in 2023: Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010); Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.