Cardiologists in the United States
- Cardiologists
- 26,243
- Linked to a hospital or group
- 22,312
- Hospitals with a cardiologist
- 4,300
- Medical groups with a cardiologist
- 6,081
- States and territories
- 54
There are 26,243 cardiologists in the US. California has the most, 2,557, and Brigham and Women's Hospital has the most affiliated cardiologists of any hospital, 290. 50% finished medical school 30 or more years ago.
Find work emails and mobile numbers for all 26,243 US cardiologists
Validated work emails and mobile numbers for US cardiologists, found through healthcare waterfall enrichment, with a free Dmand AI account.
California has the most cardiologists, with 2,557
There are 26,243 cardiologists in the US, according to Dmand AI data. New York is second with 2,473, and Florida third with 1,828.
Cardiologists in every other state and territory
- North Carolina804
- Georgia707
- Virginia628
- Minnesota604
- Maryland575
- Washington491
- Tennessee478
- Arizona471
- Connecticut465
- Indiana452
- Missouri446
- Wisconsin421
- Louisiana333
- Colorado330
- Alabama309
- Kentucky300
- South Carolina299
- Oregon279
- Puerto Rico255
- Oklahoma197
- Kansas193
- Iowa189
- Maine168
- Nevada162
- Utah151
- Arkansas145
- New Hampshire141
- Mississippi138
- West Virginia132
- Nebraska128
- Washington, DC124
- New Mexico124
- Delaware115
- Rhode Island109
- Montana94
- Idaho92
- Hawaii91
- North Dakota54
- South Dakota51
- Vermont50
- Alaska34
- Wyoming31
- Guam2
- U.S. Virgin Islands1
Source: NPPES NPI Registry (CMS)
For health IT teams
Dmand AI has the EHR for 23,940 of 26,243 US cardiologists, at their hospital and their practice. Filter by Epic, Oracle Health, MEDITECH, athenahealth and more, then reach them with validated work emails and mobile numbers.
Northwell Health Physician Partners Cardiology at Great Neck has the most cardiologists of any US medical group, with 299
NYU Langone Orthopedic Surgery Associates is second with 277, and Mayo Clinic third with 230. Counts are cardiologists linked to each group.
Sources: Dmand AI Affiliation Data and Dmand AI Org Hierarchy Data
Brigham and Women's Hospital has the most affiliated cardiologists of any US hospital, with 290
Tisch Hospital in New York is second with 261, and Massachusetts General Hospital third with 222. US cardiologists are affiliated with 4,300 hospitals in all.
See every hospital and group for each US cardiologist
Each public profile names one place a cardiologist practices. A free account shows all of them, with the employer, the EHR and validated contacts.
Source: Dmand AI Affiliation Data
19,200 US cardiologists practice at a hospital, the most common site of care
15,343 also practice at a medical group site, and 2,187 at physician offices. A cardiologist can practice at several kinds of site, so the shares overlap.
US cardiologists by site of care
- Hospitals19,200
- Medical group practices15,343
- Physician offices2,187
- Ambulatory surgery centers922
- Home health agencies847
Sources: Dmand AI Affiliation Data and Dmand AI Practice Data
50% of US cardiologists finished medical school 30 or more years ago
10,103 of the 20,328 US cardiologists with a graduation year on file. 1,166 graduated in the last 10 years, fewer than graduated 40 or more years ago.
Physicians by years since medical school
- Under 10 years ago1,166
- 10 to 19 years ago4,594
- 20 to 29 years ago4,465
- 30 to 39 years ago4,198
- 40 or more years ago5,905
Source: Dmand AI Professional Profile Data
Every US cardiologist profile shows current hospitals and groups, Medicare activity and NPI details
- Primary practiceThe main place they practice, with its type and cityOn every profile
- Every site of careEach hospital, clinic and group where they practice nowWith a free account
- EmployerThe organization they work for, when one is on fileWith a free account
- Medicare servicesServices and procedure codes billed to Medicare, from CMSOn every profile
- Medicare Part D prescribingClaims and drug costs from Part D, from CMSOn every profile
- Industry paymentsPayments from drug and device makers, from CMS Open PaymentsOn every profile
- Publications and clinical trialsResearch papers and trials linked to the NPI, when on fileOn every profile
- Licenses and graduation yearState license numbers and medical school graduation yearOn every profile
- NPI detailsNPI, enumeration date, primary taxonomy and practice addressOn every profile
- Work email and mobile numberFound on request through healthcare waterfall enrichment, then validatedWith a free account
- EHR in useThe EHR at each site where they practiceWith a free account
- Colleagues at each siteThe clinicians they work with at each hospital and groupWith a free account
Free account: 30 days free, self-serve, no credit card.
Sources: NPPES NPI Registry (CMS), Medicare Physician & Other Practitioners (CMS), Open Payments (CMS) and Dmand AI Affiliation Data
Sources for the US cardiologist directory
| Data on this page | Source |
|---|---|
| HCPs, types and specialties | NPPES NPI Registry (CMS) and Dmand AI Professional Profile Data |
| Sites of care, hospitals and medical groups | Dmand AI Affiliation Data |
| Medical school graduation year | Dmand AI Professional Profile Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
Cardiologists are HCPs whose primary specialty is cardiovascular disease (taxonomy code 207RC0000X), with an active NPI and a US practice address.
FAQ
Frequently asked questions about cardiologists in the US
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
How many cardiologists are in the US?
26,243 cardiologists have an active NPI, a US practice address and cardiovascular disease (taxonomy code 207RC0000X) as their primary specialty. 22,312 of them are linked to a hospital or medical group.
Which state has the most cardiologists?
California, with 2,557, followed by New York with 2,473 and Florida with 1,828.
Which medical groups have the most cardiologists?
Northwell Health Physician Partners Cardiology at Great Neck, with 299, followed by NYU Langone Orthopedic Surgery Associates with 277 and Mayo Clinic with 230.
Which hospitals have the most cardiologists?
Brigham and Women's Hospital, with 290 affiliated cardiologists, followed by Tisch Hospital with 261 and Massachusetts General Hospital with 222.
How many US cardiologists finished medical school 30 or more years ago?
10,103 of the 20,328 with a graduation year on file, or 50%. 1,166 graduated in the last 10 years.
What is the taxonomy code for cardiovascular disease?
207RC0000X is the NPPES taxonomy code for cardiovascular disease. Sub-specialties with their own code are counted on their own lists.
Dmand AI
Find the right contacts among US cardiologists
Search 26,243 US cardiologists by state, hospital, medical group and the EHR they use, with validated work emails and mobile numbers.
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