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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.

About The Practice

Cardiology Specialists of Orange County, with locations in Santa Ana, Irvine, and Newport Beach, California, provides high-quality cardiovascular services focusing on disease prevention and treatment. The outstanding physicians are board certified in cardiovascular diseases and use cutting-edge technology combined with consistently superior compassionate care to offer optimal patient outcomes.

At Cardiology Specialists of Orange County, patients benefit from triple-accredited laboratory facilities and comprehensive in-house services to make everything as easy as possible. These awards recognize Cardiology Specialists of Orange County's superior commitment to patient care and its provision of quality diagnostic testing.

The advanced diagnostics available include echocardiograms, stress testing, Holter monitoring, event monitoring, and vascular screening. The Santa Ana location also has a nuclear testing and imaging system and offers external counterpulsation (ECP) therapy for patients with chronic stable angina.

Cardiology Specialists of Orange County treat conditions including coronary artery disease, high blood pressure, congestive heart failure, and atrial fibrillation. They can also diagnose and treat symptoms like chest pain, arrhythmia, shortness of breath, and heart murmurs.

Patients can receive expert care for circulatory problems like chronic venous insufficiency and varicose veins. Treatments for these conditions include patient information and education on making healthy lifestyle choices and a wide range of medications. The cardiologists also perform minimally invasive cardiac catheterization procedures such as balloon angioplasty, as well as pacemaker and defibrillator implantation.

For over 30 years, Cardiology Specialists of Orange County has provided invaluable services to the local community, and their cardiologists also have roles at partnering hospitals. The practice has an established patient base with a solid reputation for patient-centered care and receives numerous referrals via word of mouth.

For timely and successful treatment of your cardiovascular problems, call Cardiology Specialists of Orange County or book an appointment online today.

Board-certified cardiologist Ethan Yalvac, MD, FACC, FSCAI, RPVI, CBNC, is proud to provide comprehensive care to patients at Cardiology Specialists of Orange County in Santa Ana, Irvine, and Newport Beach, California.

Dr. Yalvac received his Bachelor of Arts in economics and math, graduating cum laude. He earned his Doctor of Medicine from the University of Texas Medical Branch School of Medicine in Galveston. He then completed his internship and residency in internal medicine at Tulane University in New Orleans, Louisiana. Afterward, Dr. Yalvac completed a general cardiology fellowship at the Tulane University Heart and Vascular Institute before completing an interventional cardiology fellowship at the University of California, San Diego. 

He holds certification from the Board of Nuclear Cardiology in advanced cardiac life support and is Level II trained in echocardiography. Dr. Yalvac is a member of the Society for Vascular Ultrasound, and a fellow of the American College of Cardiology and the Society for Cardiovascular Angiography and Interventions.

Dr. Yalvac is affiliated with Hoag Hospital and Hoag Vascular Institute in Newport Beach, Hoag Hospital & Orthopedic Institute in Irvine, St. Joseph Hospital in Orange, and Orange County Medical Center in Santa Ana, California.

Mahmoud Eslami-Farsani, MD, FACC, FSCAI, is a board-certified cardiologist at Cardiology Specialists of Orange County in Santa Ana, Irvine, and Newport Beach, California. He has special interests in coronary intervention, including angioplasty, stent placement, valvuloplasty, valvular heart disease, and peripheral vascular intervention. 

Dr. Eslami-Farsani earned his medical degree from Hahnemann University in Philadelphia, Pennsylvania. He then completed his internship and residency at the University of California, Irvine Medical Center in Orange, California, before completing his interventional and cardiology fellowships at the University of Southern California in Los Angeles.

He holds board-certifications in cardiovascular disease, interventional cardiology, and internal medicine. To remain up-to-date on the latest developments in his field, Dr. Eslami-Farsani is a member of the American College of Cardiology, the American Medical Association, and the American College of Physicians. 

Dr. Eslami-Farsani is currently welcoming new patients and looks forward to partnering with them. Schedule an appointment with Dr. Eslami-Farsani by calling the office or booking online today.

Wasim H. Raja, MD, is proud to be the primary care provider of choice for many families in and around Anaheim, Huntington Beach, Santa Ana, Garden Grove, Irvine, and Newport Beach at his practice in Fountain Valley, California. He has earned a reputation for excellence through his attention to detail and unrushed, customized approach to health care. 

Dr. Raja earned his medical degree at Allama Iqbal Medical College in Lahore, Pakistan, in 1998. He went on to complete a residency through the SUNY Health Science Center in Brooklyn, New York.

After more than two decades of treating patients in clinics, hospitals, emergency rooms, intensive care units, and nursing home, Dr. Raja has an expansive body of experience. He is also skilled in telemedicine services. 

As a board-certified internal medicine specialist, Dr. Raja sought out and completed additional education and training to expand his skill set. He is also a proud member of the American College of Physicians. 

A firm believer in the power of personalized care, Dr. Raja takes the time to get to know his patients and their needs. He builds patient education into every interaction, empowering those in his care to take charge of their own unique health journeys. He also speaks English, Urdu, and Punjabi, and enjoys caring for patients of all backgrounds.  

Dr. Raja embraces a holistic approach to health care, recognizing and honoring the connections between body, mind, community, and spirit. While he delivers care solidly rooted in science, Dr. Raja also understands the value of traditional medicine and supports patients who want to integrate alternative care into their health planning. 

For those in the Fountain Valley, California, as well as surrounding areas, who are searching for outstanding primary care and family medicine specialist, taking the time to come in and meet Dr. Raja and his team is a worthy endeavor. Booking takes just moments online or over the phone.

Brett Wertman, MD, FACC, is a triple board-certified cardiologist who is widely respected for his treatment and care for patients at Coastal Cardiology of Orange County in Ladera Ranch and Irvine, California.

Dr. Wertman, who twice has been named a Physician of Excellence by the Orange County Medical Association, also leads the Cardiac Rehabilitation Program at Hoag Hospital Irvine in Irvine. 

An Orange County native, Dr. Wertman graduated summa cum laude and with Phi Beta Kappa Society honors in earning his Bachelor of Arts degrees in biochemistry and molecular, cellular, and developmental biology from the University of Colorado Boulder in Boulder, Colorado.

Dr. Wertman then completed his medical degree from the University of Washington in Seattle, Washington, and went on to finish his internship and residency training in internal medicine at Ronald Reagan UCLA Medical Center in Los Angeles, California.

He completed his fellowship training in cardiology and interventional cardiology at Cedars-Sinai Medical Center, also in Los Angeles.

Dr. Wertman has authored numerous publications in leading peer-reviewed journals and participated in live case transmissions to national meetings, demonstrating new techniques in the treatment of coronary artery disease and valvular heart disease. 

Dr. Wertman is highly trained in the percutaneous treatment of valvular heart disease, including aortic valve replacement using the Edwards Sapien heart valve system, as well as mitral valve repair using the Abbott MitraClip™ system. He also has significant experience in other novel interventional therapies.

He looks forward to welcoming new patients and offering superior care to those returning to Coastal Cardiology of Orange County.

In Dr. Wertman’s spare time, he enjoys relaxing with his family, traveling, and exercising.

Huy Nguyen, MD, FACC, a cardiologist at Coastal Cardiology of Orange County, has deep roots in Irvine, California, one of the communities the practice proudly serves, along with Ladera Ranch, California.

Dr. Nguyen grew up in Irvine and received his Bachelor of Arts in biology from the University of California, Irvine. 

He then earned a master's in applied physiology and earned his medical degree from Chicago Medical School, one of the graduate schools of the Rosalind Franklin University of Medicine and Science in North Chicago, Illinois. 

Back in Orange County, he completed his internship and residency in internal medicine, as well as his fellowship training in general cardiology, all at UC Irvine Medical Center in Orange, California.

He then moved to New York to complete his interventional cardiology fellowship at Mount Sinai Hospital in New York City, where he was awarded Outstanding Interventional Cardiology Fellow of the Year.

Throughout the course of his training, Dr. Nguyen has given numerous lectures and presentations, and has authored publications in peer-reviewed journals on various topics in both general and interventional cardiology.  

He was involved with and participated in live case demonstrations at Mount Sinai Hospital, focusing on complex coronary interventions.

Dr. Nguyen believes in a patient-centric approach to cardiovascular care and focuses on the collaborative efforts with his patients in optimizing their outcomes.

In his spare time, Dr. Nguyen enjoys spending time with his family, watching movies, playing basketball, and surfing.

Teferi Mitiku, MD, FACC, is a board-certified cardiologist in Clinical Cardiac Electrophysiology and Cardiovascular Disease. He specializes in cardiac electrophysiology (EP) and provides the entire spectrum of arrhythmia treatments, including medical therapy, catheter ablation, and device-based therapy. Dr. Mitiku strives to provide compassionate care for his patients at Coastal Cardiology of Orange County in Irvine and Ladera Ranch, California.

Dr. Mitiku earned his Bachelor of Science in molecular cell and development biology from the University of California, Los Angeles (UCLA), graduating magna cum laude. He went on to attend the David Geffen School of Medicine at UCLA, receiving his Doctor of Medicine. 

He then completed his internship and residency in internal medicine at Stanford University Hospital in Stanford, California, before completing cardiovascular medicine and electrophysiology fellowships at Yale New Haven Hospital in New Haven, Connecticut.

He previously served as the Director of Electrophysiology and an Assistant Professor of Medicine in the Division of Cardiology at the University of California, Irvine (UCI) School of Medicine and Wayne State University School of Medicine.

During his academic appointments, Dr. Mitiku enjoys teaching medical students, residents, and cardiology fellows. He was awarded Outstanding Teacher of The Year for three consecutive years and was granted entry into the Gold Humanism Honor Society.

Dr. Mitiku is affiliated with UCI Medical Center in Orange, California, and serves as the director of electrophysiology at Hoag Irvine Hospital in Irvine, California. At Hoag, He was awarded the top quality performer within the Cardiology peer group for 2019 and 2020. He is also a member of the American Heart Association, American College of Cardiology, and the American Medical Association.

He looks forward to welcoming new patients and providing excellent care for those continuing at Coastal Cardiology of Orange County.

Rahul Gaglani, MD, is a board-certified interventional and general cardiologist serving patients at Core Cardiology in Murrieta and Temecula, California. He specializes in percutaneous interventions of the coronary arteries (radial approach) and structural heart disease intervention (atrial septal defects, patent foramen ovale, aortic stenosis, and hypertrophic cardiomyopathy). 

Dr. Gaglani graduated from the Rutgers School of Environmental and Biological Sciences in New Brunswick, New Jersey, with a Bachelor of Science in biochemistry with a concentration in economics. He then earned his Doctor of Medicine from Ross University School of Medicine. Upon graduating, he completed his internal medicine residency at Saint Vincent Catholic Medical Center and his fellowships in general and interventional cardiology at NewYork-Presbyterian Brooklyn Methodist Hospital, both in New York City. Prior to establishing his private practice, he worked at various medical centers in New York and California. 

He established his private practice in 2017, where he provides a wide range of treatments for cardiovascular disease, arrhythmias, heart failure, peripheral artery disease, and venous disease. He also offers coronary artery intervention and structural heart intervention, as well as heart disease prevention services.

Dr. Gaglani is board certified in interventional/general cardiology, echocardiography, cardiac nuclear medicine, and vascular imaging. His expertise in vascular disease also allows him to treat peripheral arterial/venous disease, including non-healing ulcers and wounds of the lower extremities, as well as stenosis of the carotid vessels, radial approach angiography, structural heart disease, high-risk PCI, and vein ablations.

To schedule an appointment at the office of Rahul Gaglani, MD, call the office or book a consultation online.

Meet Elie Ghasb, M.D. Dr. Elie Ghasb is a dedicated Internal Medicine physician committed to providing compassionate, patient-centered care to our community. He graduated from the University of California, Riverside School of Medicine, and completed his training at Riverside University Health System, where he honed his clinical expertise and passion for improving community health. Dr. Ghasb brings a holistic approach to medicine, emphasizing healthy habits, active listening, and personalized treatment plans. His care philosophy centers around treating each patient as a whole person, not just addressing symptoms. Dr. Ghasb's research contributions, volunteer work at free clinics, and mentorship of medical students underscore his dedication to advancing healthcare and fostering trust with his patients. As a physician deeply rooted in the community, he is committed to building lasting relationships with his patients and their families.

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.