Find a cardiologist near you
Cardiologists diagnose and treat conditions of the heart and blood vessels, including coronary artery disease, heart failure, high blood pressure and heart rhythm problems. Interventional cardiologists and electrophysiologists are included.
Cardiologists29,909Medicare-enrolled nationwide
States50with at least one cardiologist
Most inCA5,300 in California
Per 100,000 people8.9U.S. average
Cardiologists by state
Darker states have more cardiologists for their population. Select a state to see its cities.
Cardiologists per 100,000 residents
AK12.4
ME34.9
VT13.4
NH21.7
WA17
ID18.2
MT16.5
ND27.3
MN37.5
IL27.8
WI29.1
MI26.3
NY23.5
RI23.5
MA27
OR18.9
NV9.5
WY23.5
SD14.8
IA30.2
IN23.9
OH21.7
PA25.5
NJ32.9
CT29.8
CA13.5
UT9.9
CO18.3
NE24.6
MO21.1
KY17.2
WV20.9
VA24.4
MD21.7
DE24.8
AZ15.3
NM9.4
KS27.7
AR13.7
TN17.3
NC19.3
SC16.5
OK13.1
LA14.9
MS15.7
AL10.8
GA19.2
HI13.8
TX15.9
FL19.9
Cities with the most cardiologists
Every state
Questions about cardiologists
What does a cardiologist do?
Cardiologists diagnose and treat conditions of the heart and blood vessels, including coronary artery disease, heart failure, high blood pressure and heart rhythm problems. Interventional cardiologists and electrophysiologists are included.
How many cardiologists are there in the U.S.?
29,909 cardiologists are enrolled in Medicare according to CMS (data imported October 2026), about 8.9 for every 100,000 people. California has the most, with 5,300.
How do I find a cardiologist near me?
Choose your state, then your city, to see every Medicare-enrolled cardiologist practicing there with their address, phone number and hospital affiliations. If you have insurance other than Original Medicare, check the doctor is in your plan's network before booking.
Related specialties
Counts are distinct clinicians whose primary Medicare specialty is cardiology; a clinician practicing in several cities appears in each city. Source: CMS Doctors and Clinicians national file, imported October 2026; population from the U.S. Census Bureau. About the data.