Regarding Coronavirus:

In order to provide the safest environment for our patients, Heart One Associates is asking for your assistance. Please reschedule your appointment if you or any family members feel ill or have had a fever recently. If a guest is planning on accompanying you to your appointment, please ask them to wait outside in the car until COVID-19 is under control.

If you have any questions or concerns, please contact a member of our staff at 602-584-5444


Dr. Sourabh AggarwalDr. Sourabh Aggarwal have joined the group. He is an interventional cardiologist with Heart One Associates who specializes in complex coronary and peripheral interventions. He completed his residency in Internal Medicine from Western Michigan University where he was also selected a chief resident by his peers.

Dr. GuptaDr. Nishant Gupta
Dr. Gupta specializes in complex coronary, peripheral and structural heart Interventions. He has extensive experience with complex coronary interventions including chronic total occlusions and bifurcation stenosis.

We heal our patients
one beat at a time.
Convenient and Compassionate

With three valley offices and multiple hospital affiliations our compassionate physicians provide comprehensive cardiovascular care where you need them.


We provide our patients with the most up-to-date cardiovascular services available anywhere.


Together we have been practicing in the West Valley for over 10 years.

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Heart One is beginning a WATCHMAN program.


Top Cardiologists in Arizona

Cardiologists in Arizona

The number One holds special meaning in our practice of Cardiovascular Medicine.  It emphasizes extraordinary care delivered with empathy, available immediately, and directed in the most personalized manner to You, the patient.  Heart One Associates is a stellar team of specialists providing  a full spectrum of modern, evidence-driven, state-of-the-art treatment strategies and services in Cardiovascular Medicine.

Heart One was founded in 2019 by Drs. Rajeev Garg, Rajkumar Sugumaran, Sanjoy Bhattacharya, and Sanjay Shankar.  Together we have been practicing in the west valley for over 10 years . We are dedicated to practicing evidence based medicine and also being progressive in our individual fields of expertise.  That dedication to innovative techniques and procedures has provided our patients with the latest and most up-to-date cardiovascular services available anywhere.

Heart One Associates in AZ has developed strong ties to local hospitals and the community at large. Those relationships have allowed us to provide comprehensive cardiovascular care throughout the area with the utmost attention to quality and compassionate care. Your Heart One cardiologist Phoenix and cardiologist Peoria AZ physician is dedicated to providing leading-edge technology, including prevention, early detection, and treatment of all cardiovascular diseases. Above all, we want you to feel that your Heart One experience meets all expectations including being informative and meaningful. Perhaps, that is why we are considered as one of the top Cardiologists in Arizona.
Our commitment to quality includes board certification of our physicians, accreditation of our imaging centers, and the latest technologies such as Radial artery catheterization, Transcatheter Aortic Valve Replacement (TAVR) , CardioMEMS, Watchman procedure , and Atrial fibrillation ablation just to name a few.
Top Doctors 2018 Dr. Rajeev Garg



Phone: 602-584-5444


9520 W Palm Lane 

Suite 150
Phoenix, AZ 85037
PEORIA (T-Bird & 101)
13943 N. 91st Ave,
Suite F101
Peoria, AZ 85381
525 S Watson Rd
Suite 205
Buckeye, AZ 85326