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108 providers
Availability last updated 09/28/2026
Ram K. Singh, M.D., F.A.C.C., F.S.C.A.I. is the founder and medical director of Advanced Heart & Vascular Specialists in Las Vegas, NV. He is board certified in cardiovascular diseases and has been in practice since 1996. Dr. Singh specializes in cardiovascular disease and prevention, coronary stent placement, coronary angiography, peripheral angiography, echocardiography, and nuclear cardiology.
Dr. Ram Singh, MD
Cardiologist
4432 S. Eastern Ave.
Las Vegas , NV 89119
Kathleen Benson, M.D., F.A.C.C. is a practicing interventional cardiologist at Advanced Heart & Vascular Specialists. Dr. Benson specializes in, echocardiography, nuclear cardiology, coronary angiography and intervention, as well as peripheral angiography and intervention, and is board certified in Cardiovascular Diseases and Interventional Cardiology.
Dr. Kathleen Benson, MD
Cardiologist
4432 S. Eastern Ave.
Las Vegas , NV 89119
Eduardo Ramos, MD
Internist
4472 South Eastern Avenue
Las Vegas, NV 89119
About Walter J. Willoughby, Jr., M.D.
With board certification in pulmonary medicine, sleep medicine, and internal medicine, Walter J. Willoughby, Jr., MD, is uniquely qualified to provide comprehensive care to women and men living in the Las Vegas area. Patients always feel welcome at his practice, where the staff members know each patient by name and take the time to listen to their concerns.
Dr. Willoughby provides personalized and patient-centered care, with a focus on keeping his patients healthy and out of the hospital. Patients can count on receiving the full range of services, including getting their lung function testing done in the office, which is fully equipped with advanced pulmonary testing technology.
In addition to treating patients with common lung diseases such as asthma, COPD, bronchitis, and pneumonia, Dr. Willoughby also provides expert medical care for complex conditions like pulmonary fibrosis and lung cancer.
If you struggle with tiredness and difficulty concentrating because you can’t get a good night’s sleep, you can count on getting the help you need. Dr. Willoughby received his board certification in sleep medicine in 2005 and has extensive experience treating sleep-related problems such as sleep apnea, insomnia, restless legs syndrome, and narcolepsy.
After graduating with a Bachelor of Science Degree in Physiology from Michigan State University in East Lansing, Michigan, Dr. Willoughby obtained his medical degree from Wayne State University School of Medicine in Detroit. From there he received his medical training in Ann Arbor, Michigan, first finishing his internal medicine internship and residency at St. Joseph Mercy Hospital, then completing his pulmonary medicine fellowship at University Hospital, University of Michigan.
Dr. Walter Willoughby, MD
Pulmonologist
10105 Banburry Cross Drive
Suite 355
Las Vegas, NV 89144
Arnold Debelen
Internist
4375 S Buffalo Dr Ste 101
Las Vegas, NV 89147
Dr. Christopher Choi, MD
Internist
4035 South El Capitan Way
Suite 100
Las Vegas, NV 89147
Dr. Shahid Ahmad, MD
Internist
8905 W Post Rd, Suite 110
Las Vegas, NV 89148
Anjum Ismail, MD, MBA, FACC, is a board-certified cardiologist at Advanced Heart Care Associates, serving at their Henderson, Nevada location. Dr. Ismail brings more than 30 years of experience and expertise to the practice and has worked as a cardiology and internal medicine specialist in a variety of settings.
Hailing from Pakistan, Dr. Ismail completed his undergraduate studies at Graduate Forman Christian College in Lahore, Pakistan, in 1982. He later attended King Edward Medical College in Lahore, graduating with his medical doctorate in 1988. He completed his first internship in internal medicine and general and pediatric surgery at Mayo Hospital in Lahore in 1989.
After moving to the Bronx in New York City, Dr. Ismail completed his internal medicine residency at St. Barnabas Hospital in 1995, where he became chief resident. Four years later, he relocated to Orange, California, and completed a cardiology fellowship at the University of California Irvine.
Today, Dr. Ismail holds board certifications in internal medicine, cardiology, interventional cardiology, nuclear cardiology, and echocardiography, and he is on the International Board of Heart Rhythm Examiners (IBHRE). He also has a master’s in business administration (MBA) from Marylhurst University in Lake Oswego, Oregon.
Dr. Ismail provides complete care for cardiology conditions ranging from arrhythmia and chest pain to congestive heart failure and palpitations. He stays abreast of the latest treatments in cardiology, including the newest pacemaker technology, stents, and peripheral intervention.
Outside of his work at Advanced Heart Care Associates, Dr. Ismail is director of the Chest Pain Center at St. Rose Siena Campus in Henderson, Nevada. He is also a fellow of the American College of Cardiology and the Society of Coronary, Angiography, and Intervention. He is also a member of the American Society of Nuclear Cardiology.
Dr. Anjum Ismail
Internist
2641 W. Horizon Ridge Pkwy
Suite 120
Henderson, NV 89052
Ryan Hampton, DO
Internist
10624 S Eastern Ave
A-955
Henderson, NV 89052
Arhama Farhat, MD
Internist
10624 S Eastern Ave
A-955
Henderson, NV 89052
Ejo John, MD
Nephrologist
10624 S Eastern Ave
A-955
Henderson, NV 89052
Thomas Holsaeter, MD
Internist
10624 S Eastern Ave
A-955
Henderson, NV 89052
Wendy Mojica, DO
Internist
10624 S Eastern Ave
A-955
Henderson, NV 89052
Gerard Agbulos, MD
Internist
10624 S Eastern Ave
A-955
Henderson, NV 89052
Dhrumil Patel
Internist
10624 S Eastern Ave
A-955
Henderson, NV 89052
Edward Hoefler
Internist
10624 S Eastern Ave
A-955
Henderson, NV 89052
