Dr. John Lee, MD
Internist
                                    1051 Bryan Ave
                                    
                                    
Tustin, CA 92780
                                
LOCAL HEALTHCARE PROVIDERS
Tebra only allows patients to write reviews following their scheduled appointment with the provider or practice.
Tebra verifies providers before they can appear in Tebra search. Find a top-rated provider and book an appointment instantly.
275 providers
Availability last updated 11/03/2025
Dr. John Lee, MD
Internist
                                    1051 Bryan Ave
                                    
                                    
Tustin, CA 92780
                                
Advanced Gastroenterology & Liver Institute in Anaheim, Santa Ana, Fullerton, and Huntington Beach, California, provides comprehensive gastroenterology care. People travel from all over to consult with Tahmina Haq, MD, who is well-known for her compassionate care and clinical expertise.
At Advanced Gastroenterology & Liver Institute, Dr. Haq specializes in diagnosing and treating digestive disorders like Crohn’s disease, ulcerative colitis, and hepatitis. She also performs a number of diagnostic procedures, including upper endoscopy, endoscopic ultrasound, and endoscopic retrograde cholangiopancreatography (ERCP).
In addition, people come to Advanced Gastroenterology & Liver Institute for colon cancer screenings and treatment of colon polyps. Dr. Haq maintains an adenoma detection rate (ADR) well above the national benchmark of 25%, as established by leading Gastroenterology societies and published guidelines from the ASGE, ACG, and peer-reviewed medical journals. This reflects her commitment to high-quality, thorough, and preventive patient care.
After earning her Doctor of Medicine at Shifa College of Medicine in Rawalpindi, Islamabad, Pakistan, Dr. Haq completed her internal medicine residency at Loma Linda University Medical Center in Loma Linda, California.
She then completed her gastroenterology fellowship at the University of California, San Francisco (UCSF) and her advanced endoscopy fellowship at Harbor-UCLA Medical Center in West Carson, California.
Dr. Haq takes the time to get to know her patients, building trust and long-lasting relationships. When not taking care of her patients, Dr. Haq enjoys traveling and spending time with her family.
Call Advanced Gastroenterology & Liver Institute or use the online booking button to schedule an appointment today.
Tahmina Haq, MD
Gastroenterologist
                                    2282 North State College Blvd
                                    
                                    
Fullerton, CA 92831
                                
                        
                        
                    Welcome to Alevizos Medical
Alevizos Medical in Irvine, California, specializes in anti-aging medicine, helping patients to look and feel energetic, having more lean muscle mass, and happier.
Founder John Alevizos, DO, is a board-certified family practice physician who has a passion for anti-aging medicine. He follows the principles of integrative medicine to combine the most beneficial aspects of conventional and alternative methods, and provide a holistic approach to patient care.
His primary focus is the use of bioidentical hormone replacement therapy (BHRT) to address hormone imbalances. Less-than-optimal levels of essential hormones like estrogen and testosterone can cause issues such as weight gain, loss of sex drive, lack of energy, moodiness and anxiety, trouble sleeping, and depression. 
Dr. Alevizos and his team also offer effective long-term solutions to weight loss to help patients look and feel their best and enjoy life to the fullest.
He treats a range of sports injuries using innovative products like platelet-rich plasma (PRP) to encourage tissue healing.
Find out more about looking and feeling younger by calling Alevizos Medical or booking an appointment online today.
                                Dr. John Alevizos, DO
Internist
                                    15751 Rockfield Blvd
                                    
                                        
Suite 120
                                    
                                    
Irvine, CA 92618
                                
Selma Prechel, OD
Internist
                                    25492 Maximus St
                                    
                                    
Mission Viejo, CA 92691
                                
Dr. Alisa Farokhian, MD, specializes in internal medicine and is completing her fellowship in Advanced IBD GI.
Dr. Alisa Farokhian prides herself in her dedication to providing patients with exceptional care, respect, and support. She is completing her advanced IBD program at the prestigious Columbia University Hospital, while additionally working on her GI fellowship.
Additionally, Dr. Alisa Farokhian has received countless awards and recognition for her participation in research and publications. She continues her education by attending and speaking at numerous top GI conferences to learn the most technological advances in medicine.
                                Alisa Farokhian, MD
Internist
                                    23600 Rockfield Blvd
                                    
                                        
Suite 2N
                                    
                                    
Lake Forest, CA 92630
                                
Advanced Gastroenterology & Liver Institute in Anaheim, Santa Ana, Fullerton, and Huntington Beach, California, provides comprehensive gastroenterology care. People travel from all over to consult with Tahmina Haq, MD, who is well-known for her compassionate care and clinical expertise.
At Advanced Gastroenterology & Liver Institute, Dr. Haq specializes in diagnosing and treating digestive disorders like Crohn’s disease, ulcerative colitis, and hepatitis. She also performs a number of diagnostic procedures, including upper endoscopy, endoscopic ultrasound, and endoscopic retrograde cholangiopancreatography (ERCP).
In addition, people come to Advanced Gastroenterology & Liver Institute for colon cancer screenings and treatment of colon polyps. Dr. Haq maintains an adenoma detection rate (ADR) well above the national benchmark of 25%, as established by leading Gastroenterology societies and published guidelines from the ASGE, ACG, and peer-reviewed medical journals. This reflects her commitment to high-quality, thorough, and preventive patient care.
After earning her Doctor of Medicine at Shifa College of Medicine in Rawalpindi, Islamabad, Pakistan, Dr. Haq completed her internal medicine residency at Loma Linda University Medical Center in Loma Linda, California.
She then completed her gastroenterology fellowship at the University of California, San Francisco (UCSF) and her advanced endoscopy fellowship at Harbor-UCLA Medical Center in West Carson, California.
Dr. Haq takes the time to get to know her patients, building trust and long-lasting relationships. When not taking care of her patients, Dr. Haq enjoys traveling and spending time with her family.
Call Advanced Gastroenterology & Liver Institute or use the online booking button to schedule an appointment today.
Tahmina Haq, MD
Gastroenterologist
                                    801 N. Tustin Ave.
                                    
                                        
Ste 700
                                    
                                    
Santa Ana, CA 92705
                                
Selma Prechel, OD
Internist
                                    770 S Brea Blvd Suite #217
                                    
                                    
Brea, CA 92821
                                
                        
                        
                            
                        
                    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
                                    700 N. Tustin Avenue
                                    
                                    
Santa Ana, CA 92705
                                
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.
                                Dr. Mahmoud Eslami Farsani, MD
Specialist
                                    700 N. Tustin Avenue
                                    
                                    
Santa Ana, CA 92705
                                
                        
                        
                            
                        
                    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.
                                Dr. Ethan Yalvac, MD
Internist
                                    700 N. Tustin Avenue
                                    
                                    
Santa Ana, CA 92705
                                
Selma Prechel, OD
Internist
                                    1821 E Chapman Avenue
                                    
                                    
Fullerton, CA 92831
                                
Shawn Hamilton, MD, has more than 20 years of experience as a board-certified physician in internal medicine. She practices at Spruce Medical Group in Irvine, California, and is affiliated with Hoag Memorial Hospital Presbyterian, located in Newport and in Irvine, California. Dr. Hamilton speaks many languages, including Chinese (Mandarin), Taiwanese, and some medical Spanish.
Dr. Hamilton graduated from the David Geffen School of Medicine at UCLA and completed her residency in Internal Medicine at the Charles R. Drew University of Science and Medicine in Los Angeles. To reach as many people in her diverse community as possible, she accepts a wide range of insurances, including Cal-Optima, Medicare, Aetna PPO, Blue Cross Prudent Buyer PPO, and United Health PPO.
As a primary care physician, Dr. Hamilton sees her role as addressing the concerns of the men and women who visit her office, assessing their symptoms, and treating them, or if necessary, referring them to a subspecialist. She prides herself on minimizing any delay in calling in medications and processing referrals for lab and radiology orders, which has earned her accolades for running an efficient, caring practice and the Top Doctors award of Orange Coast Magazine.
                                Shawn Hamilton Md Inc
Internist
                                    4902 Irvine Center Dr
                                    
                                        
Suite 105
                                    
                                    
Irvine, CA 92604
                                
Selma Prechel, OD
Internist
                                    22931 Triton Way Suite 236
                                    
                                    
Laguna Hills, CA 92653