Doctor profile · Federal record
Dr. Patrick O'Leary, MD
Cardiovascular Disease Physician (CMS: Cardiovascular Disease (Cardiology)) · Winfield, IL
- NPI 1942278890
- Accepts Medicare
- 38 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
25 N Winfield RD, Ste 300
Winfield, IL 60190
(630) 933-8100 - Mailing address
-
1860 Paysphere Cir
Chicago, IL 606740018
Credentials & registration
- NPI registered
- March 2006 — 20 yrs on file
- Profile last updated
- June 17, 2022
- Year of graduation
- 1988 — 38 yrs since
- Specialty taxonomy
- 207RC0000X — NUCC code
- State license (1)
- Illinois #036081566
- Medicaid
- IL #036081566
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1942278890. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
5,002
Distinct HCPCS
10
Medicare allowed
$425,647
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 1,148 | 797 | $133 | |
93010 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | 908 | 750 | $8 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 649 | 254 | $122 | |
93306 |
Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | 418 | 406 | $203 | |
93000 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 377 | 360 | $15 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 252 | 229 | $178 | |
36415 |
Insertion of needle into vein for collection of blood sample | 201 | 155 | $8 | |
93306 |
Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | 153 | 152 | $69 | |
80061 |
Blood test, lipids (cholesterol and triglycerides) | 129 | 116 | $13 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 112 | 112 | $171 |
In context: peer comparison
Among 6 peers in Winfield Cardiovascular Disease Physician, average services per provider: 173. This provider delivers 29× the peer median.Open Payments
Industry payments received
All-time total
$1,016
Transactions
38
Manufacturers
13
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Medtronic, INC. | 4 | $409.20 | |
| Novartis Pharmaceuticals Corporation | 16 | $186.51 | |
| Zoll Services LLC (A/K/A Zoll LifeCor Corp) | 4 | $82.31 | |
| E.R. Squibb & Sons, L.L.C. | 3 | $67.96 | |
| Boehringer Ingelheim Pharmaceuticals, INC. | 2 | $63.87 | |
| Scpharmaceuticals INC. | 2 | $40.13 | |
| Sanofi-Aventis U.S. LLC | 1 | $33.28 | |
| Kestra Medical Technology Services, INC. | 1 | $32.34 | |
| Pfizer INC. | 1 | $24.90 | |
| Abbott Laboratories | 1 | $24.68 | |
| Esperion Therapeutics, INC. | 1 | $19.80 | |
| Amgen INC. | 1 | $17.76 | |
| AstraZeneca Pharmaceuticals Lp | 1 | $13.20 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
5,594
Patients
1,898
Total drug cost
$798,944
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Metoprolol Succinate | Generic | 809 | 278 | $17,188 |
| Atorvastatin Calcium | Generic | 757 | 242 | $11,867 |
| Eliquis (Apixaban) | Brand | 576 | 156 | $714,307 |
| Losartan Potassium | Generic | 422 | 139 | $6,671 |
| Rosuvastatin Calcium | Generic | 392 | 147 | $6,710 |
| Lisinopril | Generic | 389 | 131 | $4,259 |
| Amlodipine Besylate | Generic | 357 | 128 | $3,856 |
| Carvedilol | Generic | 344 | 117 | $5,551 |
| Furosemide | Generic | 311 | 131 | $2,334 |
| Metoprolol Tartrate | Generic | 277 | 87 | $3,068 |
Frequently asked questions
What is Dr. Patrick O'Leary's medical specialty?
Dr. Patrick O'Leary practices Cardiovascular Disease Physician in Winfield, IL.
Where does Dr. Patrick O'Leary practice?
Dr. Patrick O'Leary practices at 25 N Winfield RD, Winfield, IL 60190. Office phone: 6309338100.
What is Dr. Patrick O'Leary's NPI?
Dr. Patrick O'Leary's National Provider Identifier (NPI) is 1942278890, issued by NPPES.
Does Dr. Patrick O'Leary accept Medicare assignment?
Yes. Dr. Patrick O'Leary accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Patrick O'Leary commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.