Cardiology
Dennis Grewal, DO
Cardiology
Dennis Grewal, DO, is a board-certified cardiologist practicing in Santa Ana, California, with a focus on cardiovascular disease and internal medicine. He treats a broad spectrum of cardiac conditions, including coronary artery disease, heart failure, arrhythmias, and hypertension, through his affiliation with Cardiology Specialists of Orange County. Dr. Grewal serves adult patient populations, managing both routine and complex cases at his primary practice location on 700 N Tustin Ave. His trai
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Credentials
Board Certifications
- Internal Medicine (ABIM)
- Cardiovascular Disease (ABIM)
Education & Training
- Medical School: Touro University Nevada (DO, Unknown)
- Residency: Arrowhead Regional Medical Center (Internal Medicine, Unknown)
- Fellowship: Loma Linda University Medical Center (Cardiovascular Disease, Unknown)
Years in Practice
11+ years
Peer Recognition
- Healthgrades — Healthgrades Honor Roll
Clinical Focus
Insurance(s) Accepted
Please verify your coverage with the provider — plan participation can change.
Practice Details
Hospital Affiliations
- Providence Health & Services
- Loma Linda University Medical Center
- Hoag Memorial Hospital Presbyterian
- Hoag Hospital Newport Beach
Languages
English
Conditions Dr. Grewal treats
Insurance accepted
Frequently asked
Does Dr. Grewal accept Aetna insurance?
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Sources
- https://www.cardiologyspecialistsoc.com/provider/dennis-grewal-do
- https://www.hoag.org/physician/dennis-b-grewal-do
- https://www.doximity.com/pub/dennis-grewal-do
- https://www.hoagorthopedicinstitute.com/find-a-doctor/dennis-b-grewal-do/
- https://npidb.org/doctors/allopathic_osteopathic_physicians/cardiovascular-disease_207rc0000x/1538556592.aspx
- https://doctor.ehealthinsurance.com/physician-profile/dennis-grewal-do-MzI4MDU0OTAsNjAwMDc1MjYsMzMuNzUxMjk2LC0xMTcuODM0NTc3
- https://www.healthgrades.com/physician/dr-dennis-singh-grewal-xyldv4s