Doctor profile · Federal record

Dr. Mark Balek, M.D.

Cardiovascular Disease Physician (CMS: Cardiovascular Disease (Cardiology)) · Nuclear Cardiology Physician · Oak Park, IL

  • NPI 1952557316
  • Accepts Medicare
  • MIPS 78.6 / 100 · 2023
  • 22 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
7035 North Ave
Oak Park, IL 603021015
(708) 680-3800
fax (708) 383-3665
Additional location
804 E Woodfield RD, Suite 100
Schaumburg, IL 601734776
(847) 605-0030
fax (847) 637-0737
Mailing address
808 E Woodfield RD Ste 100
Schaumburg, IL 601734836

Credentials & registration

NPPES · NUCC
NPI registered
August 2008 — 18 yrs on file
Profile last updated
December 27, 2021
Year of graduation
2004 — 22 yrs since
Specialty taxonomy
207RC0000X — NUCC code
State license (1)
Illinois #036138469
Medicaid
IL #036138469

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1952557316. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
30,780
Distinct HCPCS
10
Medicare allowed
$1,381,697
HCPCS Description Services Patients Avg allowed
Q9967 Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml 25,067 305 $0
J2785 Injection, regadenoson, 0.1 mg 1,245 312 $55
A9555 Rubidium rb-82, diagnostic, per study dose, up to 60 millicuries 622 311 $532
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 406 152 $85
99214 Established patient office or other outpatient visit, 30-39 minutes 398 176 $134
93306 Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 363 356 $205
93015 Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision and review by physician 320 319 $74
78431 Nuclear medicine studies of blood flow in heart muscle at rest and with stress with concurrent ct scan 312 312 $1,747
78434 Nuclear medicine study of heart muscle blood flow by pet 310 310 $140
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 290 140 $127

In context: peer comparison

Among 3 peers in Oak Park Cardiovascular Disease Physician, average services per provider: 582. This provider delivers 53× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$45
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Novartis Pharmaceuticals Corporation 1 $26.96
Janssen Pharmaceuticals, INC 1 $18.08

By nature of payment

Food and Beverage
$45

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,080
Patients
406
Total drug cost
$162,653
Drug Type Claims Patients Total cost
Carvedilol Generic 169 57 $3,081
Lisinopril Generic 126 42 $1,190
Atorvastatin Calcium Generic 97 41 $1,654
Amlodipine Besylate Generic 93 38 $1,106
Furosemide Generic 83 26 $914
Metoprolol Succinate Generic 75 32 $1,599
Metoprolol Tartrate Generic 74 50 $255
Eliquis (Apixaban) Brand 63 23 $90,978
Hydralazine Hcl Generic 52 22 $1,847
Losartan Potassium Generic 51 17 $1,199

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Mark Balek's medical specialty?
Dr. Mark Balek practices Cardiovascular Disease Physician in Oak Park, IL.
Where does Dr. Mark Balek practice?
Dr. Mark Balek practices at 7035 North Ave, Oak Park, IL 603021015. Office phone: 7086803800.
What is Dr. Mark Balek's NPI?
Dr. Mark Balek's National Provider Identifier (NPI) is 1952557316, issued by NPPES.
Does Dr. Mark Balek accept Medicare assignment?
Yes. Dr. Mark Balek accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark Balek commonly perform?
Top Medicare-reported procedures in 2023: Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml (HCPCS Q9967); Injection, regadenoson, 0.1 mg (HCPCS J2785); Rubidium rb-82, diagnostic, per study dose, up to 60 millicuries (HCPCS A9555). Source: CMS Medicare Physician & Other Practitioners file.