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Internists with Great Reviews in Thousand Oaks, CA

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Verified Internists in Thousand Oaks, CA

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223 providers

Availability last updated 10/10/2026

Dr. Nadia Jafar Curran, MD
4.84
(181)
Dr. Nadia Jafar Curran, MD Cardiovascular Disease Physician
34.5 mi
4.84 (181)
855 Manhattan Beach Blvd
101
Manhattan Beach, CA 90266
+3 more locations
About Dr. Nadia Jafar Curran, MD

Nadia Jafar Curran, MD, is a board-certified internist and cardiologist at COR Healthcare Medical Associates. She specializes in women’s cardiovascular disease, general cardiology, echocardiography, and nuclear cardiology.

Dr. Curran earned her medical degree from New York University School of Medicine, where she received the Gilda Lipton Memorial Award for compassionate care and was inducted into the Alpha Omega Alpha Honor Medical Society. She then moved to San Francisco to complete her internal medicine residency and cardiology fellowship at the University of California, San Francisco (UCSF). During her training, Dr. Curran developed a curriculum that focused on women’s heart disease while researching lifestyle interventions in postpartum women with pregnancy complications. This research resulted in multiple presentations and publications, and informed the most recent guidelines on adverse pregnancy outcomes and cardiovascular disease.

Dr. Curran is excited to join COR Healthcare Medical Associates and brings her expertise in the diagnosis and treatment of cardiovascular conditions, including risk factor assessment, prevention, microvascular dysfunction, coronary artery disease, spontaneous coronary artery dissection (SCAD), valvular heart disease, heart failure and cardiomyopathies, preconception counseling, and pregnancy-related heart health.

When she is not taking care of patients, Dr. Curran enjoys spending time with her husband and exploring all that the South Bay has to offer, including swimming, surfing, and great dining.

Practice
COR Healthcare Medical Associates
Latest Review
“Very informative caring. Good listener ,,explains care”
Dr. Nadia Jafar Curran, MD

Dr. Nadia Jafar Curran, MD

Internist

855 Manhattan Beach Blvd
101
Manhattan Beach, CA 90266

4.84 (181)
Dr. James Matchison, MD
4.87
(276)
Dr. James Matchison, MD Cardiologist
34.5 mi
4.87 (276)
855 Manhattan Beach Blvd
101
Manhattan Beach, CA 90266
+3 more locations
About Dr. James Matchison, MD

James Matchison, MD, is an experienced physician at COR Healthcare Medical Associates who holds board certifications in internal medicine, interventional cardiology, adult cardiovascular disease, and adult comprehensive echocardiography. With a broad range of experience, Dr. Matchison is proud to serve the communities of Torrance and Redondo Beach, California.

Dr. Matchison earned his undergraduate degree from the University of Arizona in Tucson, before attending Ohio State University College of Medicine and Public Health in his hometown of Columbus, Ohio. He later completed his residency at Harbor-UCLA Medical Center in Torrance, California, and a general cardiology and interventional cardiology fellowship at Kaiser Permanente Los Angeles Medical Center in Los Angeles.

As an experienced cardiologist, Dr. Matchison specializes in the management of advanced cardiac disease, cardiac catheterization, coronary stent placement,  echocardiography, transcatheter aortic valve replacement (TAVR), and stress echocardiography.

He stays up-to-date with the latest treatments and is a member of the American Society of Cardiology and American Society of Echocardiography. Dr. Matchison has practiced in the South Bay area since 2012. Outside of work, he enjoys spending time with his family outdoors and exercising.

Practice
COR Healthcare Medical Associates
Latest Review
“I was well informed of the procedure”
Dr. James Matchison, MD

Dr. James Matchison, MD

Cardiologist

855 Manhattan Beach Blvd
101
Manhattan Beach, CA 90266

4.87 (276)
Dr. Matthew Ostrom, MD
4.88
(442)
Dr. Matthew Ostrom, MD Clinical Cardiac Electrophysiologist
34.5 mi
4.88 (442)
855 Manhattan Beach Blvd
101
Manhattan Beach, CA 90266
+3 more locations
About Dr. Matthew Ostrom, MD

A triple diplomate of the American Board of Internal Medicine, Matthew Ostrom, MD, is board-certified in clinical cardiac electrophysiology, cardiovascular disease, nuclear cardiology, and internal medicine. Dr. Ostrom, who has more than 15 years of experience, serves the Los Angeles communities of Torrance and Redondo Beach, California, at COR Healthcare Medical Associates.

Born and raised in Seattle, Dr. Ostrom received his Bachelor of Science in microbiology from the University of Washington in 1999. Throughout his undergraduate studies, Dr. Ostrom was actively involved in cardiovascular research at the university and at the local biotechnology company ZymoGenetics, Inc.

Shortly after graduating, Dr. Ostrom began his medical studies at Loyola University Chicago Stritch School of Medicine. He completed an internal medicine internship and residency through the University of California, Los Angeles (UCLA) system. In addition, Dr. Ostrom pursued cardiology and electrophysiology fellowships at Harbor-UCLA Medical Center in West Carson, California, and at Kaiser Permanente Los Angeles Medical Center in Los Angeles. He is a fellow of the American College of Cardiology and the Heart Rhythm Society. 

Today, Dr. Ostrom is a practicing electrophysiologist, specializing in catheter and device-based therapies in the treatment of complex arrhythmias, syncope, sudden cardiac death, and heart failure.

His research interests include the ablation of complex arrhythmias and device-based treatments for sudden cardiac death and congestive heart failure. Dr. Ostrom has authored or co-authored numerous articles in peer-reviewed cardiology and electrophysiology journals.

In addition to his work at COR Healthcare Medical Associates, Dr. Ostrom is on staff at Providence Little Company of Mary Medical Center and Torrance Memorial Medical Center.

Away from work, Dr. Ostrom loves spending time outdoors with his wife and children.

Practice
COR Healthcare Medical Associates
Latest Review
“Best doctor who is very professional and caring. Recommend him highly.”
Dr. Matthew Ostrom, MD

Dr. Matthew Ostrom, MD

Cardiologist

855 Manhattan Beach Blvd
101
Manhattan Beach, CA 90266

4.88 (442)
Dr. Eric Castleman, MD
4.88
(358)
Dr. Eric Castleman, MD Cardiovascular Disease Physician
34.5 mi
4.88 (358)
855 Manhattan Beach Blvd
101
Manhattan Beach, CA 90266
+2 more locations
About Dr. Eric Castleman, MD

Eric Castleman, MD, is a board-certified cardiologist and internist at COR Healthcare Medical Associates in Los Angeles. He currently sees patients at the practice’s locations in Torrance and Redondo Beach, California, where he brings more than 35 years of experience specializing in general cardiology, and adult congenital heart disease.

Dr. Castleman earned his medical degree at Mount Sinai School of Medicine in New York City before moving to California for his medical training. He completed his internal medicine residency at the University of California, Los Angeles (UCLA) Medical Center and a cardiology fellowship from UC Irvine Medical Center in Orange, California.

Dr. Castleman has many interests outside of work. He loves spending time with his wife, who is a nurse, and their four children. He loves gardening, traveling, and tinkering in the garage repairing things.

Practice
COR Healthcare Medical Associates
Latest Review
“VERY CARING AND DEDICATED DOCTOR, HIS VERY CONCERNED ABOUT YOUR MEDICAL CONDITION. HE MAKES SURE YOU UNDERSTAND WHATS GOING WITH YOUR MEDICAL CONDITION. I HAVE ALWAYS LET THE OFFICE FEELING BLESSED TO HAVE HIM AS MY DOCTOR”
Dr. Eric Castleman, MD

Dr. Eric Castleman, MD

Internist

855 Manhattan Beach Blvd
101
Manhattan Beach, CA 90266

4.88 (358)
Dr. Bruce Jackson, MD
4.9
(396)
Dr. Bruce Jackson, MD Cardiovascular Disease Physician
34.5 mi
4.9 (396)
855 Manhattan Beach Blvd
101
Manhattan Beach, CA 90266
+3 more locations
About Dr. Bruce Jackson, MD

Bruce Jackson, MD, is a board-certified cardiologist and internist at COR Healthcare Medical Associates in Los Angeles. At the practice’s location in Redondo Beach, California, he specializes in diagnosing and treating cardiovascular disease and has almost 50 years of experience. 

In addition to treating patients at COR Healthcare Medical Associates, Dr. Jackson is affiliated with several area hospitals, including Harbor-UCLA Medical Center in West Carson, California, and Providence Little Company of Mary Medical Center in Torrance, California. Dr. Jackson was also an Associate Clinical Professor of Medicine/Cardiology at Harbor UCLA for 20 years and an Assistant Clinical Professor of Nursing at UCLA for 8 years

Dr. Jackson earned his medical degree from the University of California, Los Angeles (UCLA) School of Medicine. He completed an internal medicine residency at the University of California, San Diego, and a cardiology fellowship at Harbor-UCLA Medical Center. Dr. Jackson speaks English and Spanish.

When’s he’s not treating patients, Dr. Jackson is a ham radio operator with an interest in near space balloon communications. He enjoys relaxing with his wife, Susan, and spending time with their 11 grandchildren.

Practice
COR Healthcare Medical Associates
Latest Review
“Dr. Jackson is my favorite doctor. He brings the best in medical state of the art combined with years of practical experience: he knows what works and what doesn't. Its a pleasure to see him. Plus his support staff couldn't be more friendly or helpful. Dr. Jackson clearly loves what he does. THANK YOU DR. BRUCE!!!!!!”
Dr. Bruce Jackson, MD

Dr. Bruce Jackson, MD

Internist

855 Manhattan Beach Blvd
101
Manhattan Beach, CA 90266

4.9 (396)
Dr. Ramakrishna Reddy, MD
4.88
(299)
Dr. Ramakrishna Reddy, MD Cardiovascular Disease Physician
34.5 mi
4.88 (299)
855 Manhattan Beach Blvd
101
Manhattan Beach, CA 90266
+2 more locations
About Dr. Ramakrishna Reddy, MD

Ram Reddy, MD, is board-certified in cardiology, nuclear cardiology, and internal medicine. With more than 38 years of experience, Dr. Reddy serves the Los Angeles communities of at COR Healthcare Medical Associates in Torrance and San Pedro, California,

Dr. Reddy graduated from Rangaraya Medical College, Dr. NTR University of Health Sciences, in Kakinada, India, in 1982. He completed an internship at Rajiv Gandhi Government General Hospital in Chennai, India, before relocating to the United States. Dr. Reddy moved to Detroit, Michigan, and completed his internal medicine residency at Wayne State University.

Passionate about his work, Dr. Reddy pursued additional education by completing cardiology and nuclear cardiology fellowships at the Medical College of Virginia in Richmond. He has treated a variety of cardiac cases ever since, including cardiac rehabilitation, heart attack, carotid ultrasound, hypertension, heart disease, and more.

When he is not working with patients at COR Healthcare Medical Associates, Dr. Reddy enjoys art, gardening, gourmet cooking, playing tennis, and spending time with his family.

Practice
COR Healthcare Medical Associates
Latest Review
“Very nice. Explains concerns in detail and what I need to do towards keeping my health under Control.”
Dr. Ramakrishna Reddy, MD

Dr. Ramakrishna Reddy, MD

Internist

855 Manhattan Beach Blvd
101
Manhattan Beach, CA 90266

4.88 (299)
Healthcare specialist
Evan Vidar, MD Internist
34.6 mi
555 E Hardy St
Inglewood, CA 90301

Evan Vidar, MD

Internist

555 E Hardy St
Inglewood, CA 90301

Healthcare specialist
Karen Kim, MD Internist
34.9 mi
520 South Virgil Ave
Suite 505
Los Angeles, CA 90020
+3 more locations

Karen Kim, MD

Internist

520 South Virgil Ave
Suite 505
Los Angeles, CA 90020

Healthcare specialist
Heesoo Jeong Internist
35.0 mi
2675 W Olympic Blvd
202
Los Angeles, CA 90006

Heesoo Jeong

Internist

2675 W Olympic Blvd
202
Los Angeles, CA 90006

Healthcare specialist
Dr. Amie Nguyen, MD Allergy & Immunology Physician
35.1 mi
1131 N Pacific Ave
Glendale, CA 91202

Dr. Amie Nguyen, MD

Internist

1131 N Pacific Ave
Glendale, CA 91202

Healthcare specialist
Henri Atkinson, MD Internist
35.4 mi
8420 S 8th Ave
Inglewood, CA 90305

Henri Atkinson, MD

Internist

8420 S 8th Ave
Inglewood, CA 90305

Healthcare specialist
Arazin Minasian, MD Internist
35.6 mi
214 N Central Ave
Glendale, CA 91203

Arazin Minasian, MD

Internist

214 N Central Ave
Glendale, CA 91203

Dr. Dr. Michael Chan, MD
4.98
(201)
Dr. Dr. Michael Chan, MD Internist
35.6 mi
4.98 (201)
2333 Beverly Blvd
Suite 202b Pmb 1135
Los Angeles, CA 90057
About Dr. Dr. Michael Chan, MD
Dr. Michael Chan, MD, MS, RST is the physician founder of CaptainMD.com, and has practiced medicine since completing medical school at the top 5% in 2012. He practices telemedicine across California, Florida, Indiana, Michigan, Nevada, New York, North Carolina, South Carolina, Utah, and Washington and Concierge medicine to select clients in Silicon Valley, Southern California, Las Vegas, Miami and New York. He takes great care to provide patients with an accurate diagnosis, and precise, rooted treatment. Dr. Chan is equipped to handle nearly all of your healthcare needs so you don't need to see multiple physicians. As a patient of his, you can communicate with him 24/7. Education: UC Berkeley, Masters and MD (Chicago Medical School), Internal Medicine Residency (Yale School of Medicine), Sleep Medicine (Duke University School of Medicine). Board Certified by American Board of Internal Medicine
Practice
Dr. Michael Chan
Latest Review
“Dr Chan listens to his patients. I appreciate that!”
Dr. Dr. Michael Chan, MD

Dr. Dr. Michael Chan, MD

Internist

2333 Beverly Blvd
Suite 202b Pmb 1135
Los Angeles, CA 90057

4.98 (201)
Healthcare specialist
Armen Aghabegian, PA Cardiovascular Disease Physician
35.7 mi
535 North Brand Boulevard
Ste 290
Glendale, CA 91203

Armen Aghabegian, PA

Internist

535 North Brand Boulevard
Ste 290
Glendale, CA 91203

Healthcare specialist
Antonio Zamorano, DO Family Physician
35.7 mi
1030 S Central Avenue
Suite 200
Glendale, CA 91205

Antonio Zamorano, DO

Family Physician

1030 S Central Avenue
Suite 200
Glendale, CA 91205

Dr. Eli Hendel, MD
4.92
(54)
Dr. Eli Hendel, MD Pulmonologist
35.8 mi
4.92 (54)
1500 South Central Ave
Suite 117
Glendale, CA 91204
About Dr. Eli Hendel, MD

 

About Our Practice

Eli E. Hendel, MD, is a triple board-certified pulmonologist, sleep medicine specialist, and internist, offering care at his private practice in Glendale, California. With over 35 years of experience, Dr. Hendel is the go-to provider for patients with sleep apnea, asthma, COPD, insomnia, and a range of other health concerns. 

Dr. Hendel’s career started with his training in internal medicine at the State University of New York (SUNY) Downstate Medical Center in Brooklyn, New York. He later completed fellowship training in pulmonary medicine at the University of Southern California Medical Center in Los Angeles, California. 

In addition to his private practice, Dr. Hendel was the chief of medicine at Dignity Health-Glendale Memorial Hospital and Health Center in Glendale, California. He is also associated with Glendale Adventist Medical Center. 

At his own private practice, Dr. Hendel proudly uses the latest tests and services in his specialties to evaluate, diagnose, and provide treatment to patients. He offers pulmonary function testing, spirometry, home sleep testing, and occupational lung disease evaluations, as well as worker’s compensation evaluations as a qualified medical examiner (QME). He specializes in cognitive behavioral therapy for insomnia and continuous positive airway pressure (CPAP) management for obstructive sleep apnea.

Eli E. Hendel, MD, currently accepts new and returning patients for pulmonary diseases and sleep disorders. To schedule an appointment, call the office or click the online booking button today.

Practice
Eli E. Hendel MD
Latest Review
“My experience was outstanding ”
Dr. Eli Hendel, MD

Dr. Eli Hendel, MD

Pulmonologist

1500 South Central Ave
Suite 117
Glendale, CA 91204

4.92 (54)
Healthcare specialist
Aram Srapyan Internist
36.0 mi
300 Mission Road
Glendale, CA 91205

Aram Srapyan

Internist

300 Mission Road
Glendale, CA 91205

Healthcare specialist
Zulfiqar Ahmed, MD Internist
36.1 mi
1030 S. Glendale Avenue
Suite #406
Glendale, CA 91205

Zulfiqar Ahmed, MD

Internist

1030 S. Glendale Avenue
Suite #406
Glendale, CA 91205