James Roum, MD
Internist
1100 W Stewart Drive
Orange, CA 92868
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615 providers
Availability last updated 04/28/2026
James Roum, MD
Internist
1100 W Stewart Drive
Orange, CA 92868
Linh Thong, MD
Nephrologist
1100 W Stewart Drive
Orange, CA 92868
Kia Ghiassi, DO
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1100 W Stewart Drive
Orange, CA 92868
Joseph Preston, MD
Internist
1100 W Stewart Drive
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Amir Ghiassi, MD
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1100 W Stewart Drive
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Selma Prechel, OD
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1100 W Stewart Dr Orange
Orange, CA 92868
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Gregory Robertson, MD
Internist
1555 Superior Avenue
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Gregory Robertson, MD
Internist
466 Flagship Rd
Newport Beach, CA 92663
Selma Prechel, OD
Internist
466 Flagship Road
Newport Beach, CA 92663
Ali Ashtiani, MD is a fellowship-trained, board-eligible interventional cardiologist at Cardiology Specialists of Orange County (CSOC) practicing in Santa Ana, Irvine, and Newport Beach, California. He has special interests in coronary intervention including coronary angioplasty & stent placement, pacemaker implantation, and valvular/structural heart disease.
Dr. Ashtiani received his medical training in our very own Orange County. After earning his medical degree from the University of California, Irvine Medical Center in Orange, California, he went on to complete internal medicine internship and residency followed by cardiology fellowship and advanced fellowship training in interventional cardiology at the same institution.
Dr. Ashtiani is affiliated with Hoag Hospital Heart and Vascular Institute in Newport Beach, Hoag Hospital Irvine, & Hoag Orthopedic Institute, St. Joseph Hospital in Orange, and Orange County Global Medical Center in Santa Ana.
Dr. Ashtiani is currently welcoming new patients and looks forward to providing individualized care with patience and compassion just as he would treat his own family. Schedule an appointment with Dr. Ashtiani by contacting our office today.
Dr. Ali Ashtiani, MD
Internist
520 Superior Ave.
Suite 255
Newport Beach, CA 92663