Find a Top Internist Near Me in Irvine, CA – Book an Appointment Instantly

Dr. Neil Katchman is a board-certified physician specializing in Internal Medicine and Emergency Medicine. He earned his Doctor of Osteopathic Medicine degree from the University of Health Sciences in Des Moines, Iowa, after completing his Bachelor of Arts at Miami University of Ohio. Dr. Katchman has extensive experience in both hospital and clinical settings, including affiliations with Community and Kindred Hospitals across the Los Angeles area. With over four decades of medical practice, he is committed to providing comprehensive care, drawing on his background in internal medicine, emergency medicine, and clinical research.

Dr. Adam Karns is a physician serving patients in the Los Angeles, CA area. Dr. Karns feels strongly that each and every patient deserves the highest standard of medical care. Through his solo medical practice, he strives to provide exactly that to each patient every day. Dr. Karns offers services including hypertension treatment, diabetes treatment, ear infection treatment, heart disease treatment, mental health treatment, common cold treatment, obesity management, and much more through physical exams.

Dr. Karns attended University of California Los Angeles, where he earned his Bachelors of Arts in History. he then went on to earn his Masters Degree in Physiological Studies and Doctorate of Medicine from Chicago Medical School. With more than 18 years of experience as a board certified Internal Medicine physician, Dr. Karns has the knowledge and experience to provide patients with the very best in care. Call anytime to arrange an appointment with Dr. Karns.

Dr. Sasan Massachi is a board-certified internal medicine specialist located in Beverly Hills, CA. His office facilities are equipped with a range of services for men and women including annual physicals, vaccinations, ultrasounds, digital x-rays, bone density scans, and EKG stress tests. Additionally, he offers patients the convenience of an in-house laboratory, ensuring expedited test results for his patients. Preventative care is paramount to Dr. Massachi's practice, as he specializes in the most innovative techniques available through modern medicine today. Additionally, Dr. Massachi assists patients with identifying healthy practices and behaviors to incorporate into their daily lives that can stave off common illnesses. 

Dr. Massachi received his undergraduate degree at the University of California, Los Angeles, and attended medical school at the University of California, San Diego. Upon graduating, Dr. Massachi completed his internship and residency at Cedars-Sinai Medical Center in Los Angeles. He is credentialed with a California State Medical License and certified with the American Board of Internal Medicine. After graduating in 2010 from his residency program, Dr. Massachi joined the prestigious physicians group at Century City Primary Care, and recently opened a new state of the art office in Beverly Hills. 

Additionally, Dr. Massachi remains affiliated with Cedars-Sinai Medical Center, performing a variety of procedures and overseeing inpatient care. Dr. Massachi's unique personal approach extends absolute courtesy, empathy, discretion, and respect to each of his patients, ensuring you receive foremost care and treatment in a comfortable and stress-free environment. 

To schedule an appointment please call 310-553-3013 or visit www.sasanmassachi.com/ and click on the ‘Request Appointment’ button.

Dr. Marc D. Makhani, the founder of LA Digestive Health and Wellness, located at the Cedars-Sinai Medical Towers in Beverly Hills, California, is one of the best Gastroenterologists in the Los Angeles area. Dr. Makhani's patients benefit from his expertise in delivering a variety of procedures including endoscopy, colonoscopy, video capsule endoscopy, radiofrequency ablation, and testing for acid reflux and motility disorders. Patients can seek diagnoses and treatment for conditions ranging from hemorrhoids to Barrett’s Esophagus and colon cancer.

Dr. Makhani pursued his bachelor’s degree at UCLA with a major in psychobiology. He also volunteered at the Santa Monica UCLA Hospital as an undergraduate. He then went on to obtain his medical degree as a doctor of medicine (MD) at the University of Vermont College of Medicine. He subsequently obtained a board certification in internal medicine after completing his residency at Cedars-Sinai Medical Center. Dr. Makhani then continued his medical training by pursuing a specialty in gastroenterology at Temple University Hospital in Pennsylvania before moving back to Los Angeles to begin his practice.

Dr. Makhani of LA Digestive Health and Wellness centers his principles on a passion for promoting overall health and wellbeing. Proper digestion and preventative care are essential to proper nutrition and he is a firm believer in practicing what one preaches. Dr. Makhani’s belief is that health is the result of a multifactorial process including an active lifestyle, digestive health, and proper dietary habits.

As one of the best gastroenterologists in the Los Angeles, CA area, Dr. Makhani has a wide range of clinical and research interests in gastroenterology that include acid reflux, peptic ulcer disease, colon cancer screening and prevention, motility disorders and irritable bowel syndrome (IBS).  We look forward to serving any and all of your digestive health needs. 

Dan Naim, MD, is a pulmonary, critical care, and sleep medicine specialist at The Beverly Hills Lung and Sleep Institute in Beverly Hills, California.

Dr. Naim graduated from Drexel University College of Medicine in Philadelphia in 2004.  He then completed his residency at the UCLA-VA combined Internal Medicine residency program. He subsequently completed a fellowship in Sleep Medicine at the same institution. He continued his medical training by completing a fellowship in Pulmonary and Critical Care Medicine at Cedars-Sinai Medical Center in Los Angeles. 

He is quadruple board-certified through the American Board of Internal Medicine in the fields of Internal Medicine, Sleep Medicine, Pulmonary Medicine, and Critical Care Medicine.  He is a member of the American Academy of Sleep Medicine and the American College of Chest Physicians. He expertly manages a wide range of conditions related to pulmonary disease and sleep disorders in addition to taking care of critically ill patients in the hospital.  His clinical areas of interest include obstructive lung disease, lung cancer diagnosis, chronic cough, interstitial lung disease, obstructive sleep apnea, and narcolepsy.  During his consultations, Dr. Naim fully explains patients’ conditions and helps them choose an appropriate treatment plan. 

To better serve his patients, Dr. Naim is trilingual in English, Spanish, and Farsi.

Dr. Arazin Minasian is a Los Angeles native who is dedicated to serving his community through a patient-centered approach. After earning a Bachelor of Science in Molecular, Cell and Developmental Biology from UCLA, he obtained his medical education at Keck School of Medicine of USC. He went on to complete an Internal Medicine residency at the LAC+USC Medical Center, where he combined his passion for health care and working with an underserved patient population. Dr. Minasian believes strongly that an open and honest relationship with patients and their families produces the best individualized and evidence-based care.

Marina Tovmasian, FNP-C, is an exceptional family nurse practitioner at Elevate Health Group in Glendale, Burbank, and La Canada, California. 

Raised in Los Angeles, California, Marina has been a proud member of the Elevate Health Group team since 2017. She joined the team as a medical assistant, building on her passion for healthcare. 

With a desire to further her education, Marina received her Bachelor of Science in Nursing from West Coast University. She returned to Elevate Health Group as a registered nurse. Working with patients more directly, Marina returned to school to study ways to provide more direct care to her patients. She received her Master of Science in Nursing from Charles R. Drew University of Medicine and Science in Los Angeles, California. 

Marina believes in going above and beyond for her patients at Elevate Health Group. She is dedicated to providing outstanding care to the Glendale, California, community, and surrounding areas.

Dr Taleen Akopian is a Primary Care Physician, Board-Certified in Internal Medicine. She completed her undergraduate degree at UCLA and medical training at Touro University in Nevada. She subsequently completed her Internal Medicine residency at Huntington Hospital, where she also served as the Chief Resident. Dr Akopian is passionate about promoting a healthy lifestyle, with a focus on preventative care and the management of chronic disease. She aims to establish long lasting relationships with her patients.

Dr Akopian was born and raised in the Los Angeles area and is proud to be serving in the community that she calls home. When she is not working, she enjoys spending time with her family, traveling, exercising, and reading.

Anna Arakelyan, MD, is a passionate and dedicated physician who goes above and beyond for her patients at Elevate Health Group. She is devoted to providing outstanding care for the people of Glendale and Burbank, California, and the surrounding areas.

Dr. Arakelyan grew up in a family of engineers and has always been the curious kind. She was born in Armenia and moved to the United States at the age of 15. Her passion for medicine became evident during her high school years after she started volunteering at local hospitals. She immediately felt that taking care of patients was a gift that she had.

Dr. Arakelyan received her undergraduate degree from the University of California Irvine (UC Irvine), after which she attended Ross University School of Medicine in Barbados, where she earned her medical degree. 

She completed her internal medicine residency training at Desert Regional Medical Center in Palm Springs, finishing her last year at White Memorial Medical Center.

Dr. Arakelyan is always loved by her patients due to the unique connection that she is able to develop with them. Her special interests include preventative medicine, obesity medicine, and addiction medicine. 

Dr. Arakelyan is a true patient advocate. Her oath is to help as many people as possible.

Narineh Yermian, DO, is an internist practicing primary care at Elevate Health Group, located in Glendale, La Canada, and Burbank, California. 

Dr. Yermian is a Glendale native who completed her undergraduate degree at the University of California Santa Cruz and medical training at Touro University in Nevada. Her residency was completed at the Riverside County Hospital - Riverside University Health System, where she spent her last year as a Chief Resident.

Dr. Yermian is excited to return to the community she grew up in to practice holistic, evidence-based and patient centered care. She is dedicated to integrating lifestyle and preventative measures with advanced medical treatment. She encourages patients to assume control of their health and offers tailored guidance and support to reach their health goals. 

To schedule an appointment with Dr. Yermian or another member of the team at Elevate Health Group, call the nearest office or request an appointment online today. 

Raised in Glendale, CA, Dr. Derhartunian has always had a passion for medicine.  Growing up in the tight community, he spent most of his childhood helping his father at a local pharmacy.  There, he not only learned a vast array of different pharmacokinetics, but also strengthened the bond with the community in which he dreamed of serving.  Dr. Derhartunian's career began in Glendale at R.D. White Elementary School where him and Dr. Tovmassian became instant friends.  He then went on to complete his education at Woodrow Wilson Middle School followed by Glendale Senior High School.  After obtaining a Bachelors in Science in Biochemistry from the University of California at Santa Barbara, Dr. Derhartunian attended Ross University Medical School.  He completed Internal Medicine Residency at NYU-Lutheran Medical Center in Brooklyn, NY.  His main focus in medicine is a preventative approach with a focus on evidence based medicine.

Pedram J. Enayati, MD, is Co-Director of Gastroenterology Associates of Beverly Hills. He is an expert in the care of gastroenterology patients, and is up to date on the latest treatments and cutting edge technology. As he and his Co-Director, Dr. Omid Shaye, have quickly become the “go-to” doctors for all GI disorders in Beverly Hills, California, Dr. Enayati brings a wealth of experience and knowledge to GABH.

Dr. Enayati has done extensive research on GI disorders, liver diseases, as well as liver/kidney transplantation. He is the author of numerous journal articles and abstracts and has presented on a variety of topics both nationally and internationally. Dr. Enayati is also the recipient of numerous awards, including Solomon Research Honors; Rubenstein Research Honors; and Excellence in Research award was given by the Western Medical Research Committee. He is a member of the American Society of Gastroenterology and Endoscopy; American

Gastroenterology Association; American College of Physicians; American Society of Internal Medicine; California Medical Association; and American Medical Students Association. Dr. Enayati has certifications from The American Board of Internal Medicine and American Board of Gastroenterology.

Dr. Enayati earned his undergraduate at the University of California, Los Angeles where he was Phi Beta Kappa, majoring in neuroscience, and then went on to earn his medical degree at the university’s medical school. He completed his internship and residency in internal medicine at Cedars Sinai Medical Center. He also did a Gastroenterology Fellowship in the Department of Digestive Diseases at UCLA’s David Geffen School of Medicine. Dr. Enayati lives in Los Angeles and is married and has a young daughter. He enjoys biking and hiking.

Dr. Jeff Toll is passionate about developing strong patient-physician relationships and is committed to helping his patients improve their overall health and well-being. At his Los Angeles-based private practice, he focuses on delivering integrated preventive care. His holistic approach focuses on providing highly personalized care that caters to each patient’s whole health — mind, body, and soul.

Dr. Toll completed his bachelor’s degree at the University of Southern California. He went on to earn his medical doctorate at Thomas Jefferson University in Philadelphia and completed his Internal Medicine Residency at Cedars-Sinai in Los Angeles.   

Dr. Toll understands his patients are busy and has structured his Los Angeles-based practice to accommodate their schedules and needs. In addition to his concierge program,  Dr Toll is now in network with medicare.  He also provides executive physicals, specialized preventative testing, as well as being available on a limited basis for house calls and telemedicine services. Patients benefit from functional medicine aimed at improving and balancing their hormones and body function, including IV therapies and customized weight loss programs.

Outside of his practice, Dr. Toll is Volunteer Faculty at Cedars-Sinai Internal Medicine Residency, teaching interns, residents, and UCLA medical students. He also has done medical research and has published in the areas of medical genetics, cancer, and addiction.

Dr. Sherwin Hariri is a board-certified adult and pediatric allergist and immunologist serving patients in Beverly Hills and the greater Los Angeles, CA area. He specializes in both adult and pediatric patients with asthma, allergic rhinitis, allergic conjunctivitis, sinusitis, history of food allergies, drug allergies, mast cell activation syndorme (MCAS), immune deficiencies, eczema and other allergic skin rashes.

Dr. Hariri is also an allergy and immunology attending Physician at Cedars-Sinai, where he sees patients with complicated allergic diseases. At Beverly Hills Allergy, we strive to help you breathe better so you can live better.

Dr. Hariri attended Saint Louis University School of Medicine, after which he completed an internship at the Harbor-UCLA Medical Center. He then went on to complete a residency in Internal Medicine at the world-renowned Cedars-Sinai Medical Center in Los Angeles, California.

After his residency, he went on to teach residents at Cedars-Sinai Medical Center (where he still teaches residents) and the West-LA VA Medical Center (a UCLA-affiliated hospital) as an academic hospitalist. He then decided to specialize in a condition that has always been his passion: Allergies. Dr. Hariri completed his fellowship in allergy and immunology at the prestigious UCLA West-LA VA program with pediatric rotations at the world-class Children's Hospital in Los Angeles (CHLA).

A diplomate of the American Board of Allergy and Immunology, Dr. Hariri is an expert in treating both adult and pediatric allergic and immunologic diseases. He is a clinical instructor at UCLA, and he volunteer attends at the West-LA VA Allergy & immunology clinic, where he teaches fellows (Doctors training to be allergy & immunology specialists) and internal medicine residents (physicians-in-training). 

Dr. Hariri is a Fellow of the American Academy of allergy, asthma and immunology and the American College Of Allergy, Asthma, Immunology. Dr. Hariri holds privileges at Cedars-Sinai Medical Center. He is often consulted by other physicians to see their patients who are hospitalized with severe and complicated allergic and immunologic conditions.

Dr. Hariri performs comprehensive skin testing for aeroallergens (such as grasses, trees, weeds, molds, dust mites, and pet dander) and all kinds of foods. He offers immunotherapy to those who are looking for a potential cure for their allergic symptoms. The doctor also performs a very comprehensive patch test for delayed hypersensitivity to all kinds of chemicals, preservatives, fragrances, metals and dyes causing different types of skin rashes in his patients. Oral food and drug challenges are also performed in his office, as well as spirometry to test lung function in asthma patients.