Dr. Farhad Nassiri Afshar is a board-certified internist based in Irvine, California and founder of Afshar Medical Group. With more than 20 years of experience caring for adults in hospitals and outpatient clinics, he provides comprehensive primary care with a focus on heart disease prevention, hypertension, diabetes, dyslipidemia, obesity, thyroid disorders, and chronic kidney disease.Dr. Nassiri Afshar earned his medical degree from Tehran University of Medical Sciences and completed his Internal Medicine residency at the University of British Columbia in Vancouver, Canada. His background includes work as a general practitioner and hospitalist, managing complex patients with coronary artery disease, heart failure, stroke, venous thromboembolism, and sleep apnea.At Afshar Medical Group in Irvine, he combines evidence-based medicine with lifestyle counseling and modern digital tools, including telehealth and advanced analytics, to deliver convenient, high-quality care. He emphasizes clear communication, preventive strategies, and long-term partnerships with his patients to help them live healthier, longer, and more active lives. Dr. Nassiri Afshar is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). His top areas of expertise are High Cholesterol, Hypertension, Asthma, and Type 2 Diabetes (T2D).

Javed Sadiq is a Gastroenterologist in Santa Ana, California. Dr. Sadiq has been practicing medicine for over 16 years and is rated as an Advanced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). His top areas of expertise are Familial Adenomatous Polyposis, Gas Bloat Syndrome, Gastritis, Endoscopy, and Gastrostomy.

Matthew Oman is a Gastroenterologist in Irvine, California. Dr. Oman is rated as an Advanced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). His top areas of expertise are Familial Adenomatous Polyposis, Hemorrhoids, Painful Swallowing, Endoscopy, and Gastrectomy.

Richard Quist is a Gastroenterologist in Newport Beach, California. Dr. Quist is rated as a Distinguished provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). His top areas of expertise are Gastroesophageal Reflux Disease (GERD), Irritable Bowel Syndrome (IBS), Diverticular Disease, Colonoscopy, and Gastrectomy.

Ashish Chogle is a Pediatric Gastroenterologist in Orange, California. Dr. Chogle is rated as a Distinguished provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). His top areas of expertise are Irritable Bowel Syndrome (IBS), Hirschsprung Disease, Total Intestinal Aganglionosis, and Mast Cell Activation Syndrome (MCAS). Dr. Chogle is currently accepting new patients.

Samy Younis is a primary care provider, practicing in Internal Medicine in Irvine, California. Dr. Younis is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). His top areas of expertise are Telangiectasia, Spider Angioma, Osteomyelitis in Children, and Empyema. Dr. Younis is currently accepting new patients.

Cindy Zia is a primary care provider, practicing in Family Medicine in Irvine, California. Dr. Zia is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). Her top areas of expertise are Insomnia, Sciatica, COVID-19, and Multisystem Inflammatory Syndrome in Children (MIS-C).

Walid Faraj is a primary care provider, practicing in Family Medicine in Irvine, California. Dr. Faraj is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). His top areas of expertise are Immunodeficiency with Hyper IgM Type 1, Gracile Syndrome, Multiple Symmetric Lipomatosis, and Fumarase Deficiency.

Linda Alimadadian is a primary care provider, practicing in Internal Medicine in Irvine, California. Dr. Alimadadian is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). Her top areas of expertise are Osteomyelitis in Children, Vitamin D Deficiency, Sciatica, and Type 2 Diabetes (T2D).

You-jen Chou is a Gastroenterologist in Irvine, California. Dr. Chou is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). His top areas of expertise are Hemorrhoids, Familial Adenomatous Polyposis, Gastroesophageal Reflux Disease (GERD), Colonoscopy, and Gastrectomy.

Won Yu is a Gastroenterologist in Tustin, California. Dr. Yu is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). His top areas of expertise are Indigestion, Pancreatic Pseudocyst, Familial Adenomatous Polyposis, Gastrectomy, and Gastrostomy. Dr. Yu is currently accepting new patients.

Ashkan Farhadi is a Gastroenterologist in Costa Mesa, California. Dr. Farhadi is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). His top areas of expertise are Familial Adenomatous Polyposis, Turcot Syndrome, Gardner Syndrome, and Ulcerative Colitis.

Janae Dudgeon is a primary care provider, practicing in Family Medicine in Fremont, Nebraska. Dr. Dudgeon is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). Her top areas of expertise are Hypothyroidism, Autosomal Dominant Hypocalcemia, Vertigo, and Infant Hyperglycemia. Dr. Dudgeon is currently accepting new patients.

Misty Janssen is a primary care provider, practicing in Family Medicine in Fremont, Nebraska. Dr. Janssen is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). Her top areas of expertise are Premature Ovarian Failure, Hypothyroidism, High Cholesterol, and Familial Hypertension. Dr. Janssen is currently accepting new patients.

Michael Waldman is a primary care provider, practicing in Internal Medicine in Irvine, California. Dr. Waldman is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). His top areas of expertise are Type 2 Diabetes (T2D), High Cholesterol, Purpura, and Autoerythrocyte Sensitivity.

Farhan Ayoub is a primary care provider, practicing in Internal Medicine in Irvine, California. Dr. Ayoub is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). His top areas of expertise are Vitamin D Deficiency, High Cholesterol, Maturity Onset Diabetes of the Young, and Obesity. Dr. Ayoub is currently accepting new patients.

Jenny Chiu is a Gastroenterologist in Irvine, California. Dr. Chiu has been practicing medicine for over 16 years and is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). Her top areas of expertise are Diverticular Disease, Hemorrhoids, Irritable Bowel Syndrome (IBS), and Gastroesophageal Reflux Disease (GERD). Dr. Chiu is currently accepting new patients.

Jeffrey Rauch is a Gastroenterologist in Irvine, California. Dr. Rauch is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). His top areas of expertise are Hemorrhoids, Alcoholic Cirrhosis, Crohn's Disease, and Ulcerative Colitis. Dr. Rauch is currently accepting new patients.

Louis Hernandez is a Gastroenterologist in Irvine, California. Dr. Hernandez is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). His top areas of expertise are DICER1 Syndrome, Alcoholic Cirrhosis, Spontaneous Bacterial Peritonitis, and Ulcerative Colitis.

Henry Niho is a Gastroenterologist in Irvine, California. Dr. Niho is rated as an Experienced provider by MediFind in the treatment of Irritable Bowel Syndrome (IBS). His top areas of expertise are Hepatitis, Alcoholic Cirrhosis, Hemorrhoids, and Jaundice. Dr. Niho is currently accepting new patients.