MediFind found 71 doctor with experience in Opioid Induced Constipation near Walnut Creek, CA. Of these, 70 are Experienced and 1 are Advanced.
John Muir Physician Network
Katherine Westbrook is a Nurse Practitioner in Walnut Creek, California. Ms. Westbrook is rated as an Advanced provider by MediFind in the treatment of Opioid Induced Constipation. Her top area of expertise is Opioid Induced Constipation.
John Muir Physician Network
Alice Choi is a Nurse Practitioner in Walnut Creek, California. Ms. Choi is rated as an Experienced provider by MediFind in the treatment of Opioid Induced Constipation. Her top areas of expertise are Opioid Induced Constipation, Intestinal Cancer, Gallbladder Disease, and Nonalcoholic Steatohepatitis (NASH).
John Muir Physician Network
Drew Schembre is a Gastroenterologist in Walnut Creek, California. Dr. Schembre is rated as an Experienced provider by MediFind in the treatment of Opioid Induced Constipation. His top areas of expertise are Acute Pancreatitis, Childhood Pancreatitis, Achalasia, Endoscopy, and Gastrectomy.
John Muir Physician Network
Piyush Aggarwal is a Colorectal Surgeon in Walnut Creek, California. Dr. Aggarwal is rated as an Experienced provider by MediFind in the treatment of Opioid Induced Constipation. His top areas of expertise are Mesenteric Venous Thrombosis, Hemorrhoids, Bowel Incontinence, Bladder Reconstruction, and Hernia Surgery. Dr. Aggarwal is currently accepting new patients.
John Muir Physician Network
Salvador Guevara is a General Surgeon and a Colorectal Surgeon in Walnut Creek, California. Dr. Guevara is rated as an Experienced provider by MediFind in the treatment of Opioid Induced Constipation. His top areas of expertise are Rectal Prolapse, Anal Fissure, Proctitis, Bladder Reconstruction, and Hernia Surgery.
John Muir Physician Network
Rohit Anand is a Gastroenterologist in Walnut Creek, California. Dr. Anand is rated as an Experienced provider by MediFind in the treatment of Opioid Induced Constipation. His top areas of expertise are Intestinal Cancer, Colitis, Viral Gastroenteritis, Endoscopy, and Colonoscopy.
Sam Zamani is a Gastroenterologist in Walnut Creek, California. Dr. Zamani is rated as an Experienced provider by MediFind in the treatment of Opioid Induced Constipation. His top areas of expertise are Diverticular Disease, Berdon Syndrome, Gastroesophageal Reflux Disease (GERD), and Anal Fissure.
John Muir Physician Network
Christine Wong is a Nurse Practitioner in Walnut Creek, California. Ms. Wong is rated as an Experienced provider by MediFind in the treatment of Opioid Induced Constipation. Her top areas of expertise are Opioid Induced Constipation, Non-Alcoholic Fatty Liver Disease, and Nonalcoholic Steatohepatitis (NASH).
John Muir Physician Network
Jessie Bernard is a Nurse Practitioner in Walnut Creek, California. Ms. Bernard is rated as an Experienced provider by MediFind in the treatment of Opioid Induced Constipation. Her top areas of expertise are Heart Failure with Preserved Ejection Fraction (HFpEF), Opioid Induced Constipation, and Emphysema.
John Muir Physician Network
Rujuta Manghani is a Hospital Medicine provider in Walnut Creek, California. Dr. Manghani is rated as an Experienced provider by MediFind in the treatment of Opioid Induced Constipation. Her top areas of expertise are Eyelid Bump, Opioid Induced Constipation, Aseptic and Alopecic Nodules of Scalp (AANS), and Folliculitis.
John Muir Physician Network
Kanwar Gill is a Gastroenterologist in Walnut Creek, California. Dr. Gill is rated as an Experienced provider by MediFind in the treatment of Opioid Induced Constipation. His top areas of expertise are Gastroesophageal Reflux Disease (GERD), Familial Adenomatous Polyposis, Angiodysplasia of the Colon, Gastrectomy, and Colonoscopy.
John Muir Physician Network
Lawren Hicks is a primary care provider, practicing in Family Medicine in Walnut Creek, California. Dr. Hicks is rated as an Experienced provider by MediFind in the treatment of Opioid Induced Constipation. His top areas of expertise are Sitosterolemia, Glucocorticoid-Remediable Aldosteronism, Hypertension, and Familial Hypertension.
John Muir Physician Network
Hongha Vu James is a Gastroenterologist in Walnut Creek, California. Dr. Vu James is rated as an Experienced provider by MediFind in the treatment of Opioid Induced Constipation. Her top areas of expertise are Diverticular Disease, Familial Adenomatous Polyposis, Hemorrhoids, Colonoscopy, and Gastrectomy.
John Muir Physician Network
Olawunmi Beckley is a Sports Medicine provider in Walnut Creek, California. Dr. Beckley is rated as an Experienced provider by MediFind in the treatment of Opioid Induced Constipation. Her top areas of expertise are Muscle Spasms, Bursitis, Tendinitis, and Eyelid Bump.
John Muir Physician Network
Sebastian Groot is a primary care provider, practicing in Family Medicine in Walnut Creek, California. Dr. Groot is rated as an Experienced provider by MediFind in the treatment of Opioid Induced Constipation. His top areas of expertise are Pelvic Floor Dysfunction, Chronic Pain, High Cholesterol, and Sitosterolemia.
John Muir Physician Network
Renita Vinluan-Fan is a Nurse Practitioner in Walnut Creek, California. Ms. Vinluan-Fan is rated as an Experienced provider by MediFind in the treatment of Opioid Induced Constipation. Her top areas of expertise are Opioid Induced Constipation and ALK-Positive Non-Small Cell Lung Cancer.
John Muir Physician Network
Ryan Brown is a Cardiologist and an Interventional Cardiologist in Walnut Creek, California. Dr. Brown is rated as an Experienced provider by MediFind in the treatment of Opioid Induced Constipation. His top areas of expertise are Cardiomyopathy, Angina, Aortic Valve Stenosis, Transcatheter Aortic Valve Replacement (TAVR), and Aortic Valve Replacement.
John Muir Physician Network
Carolyn Lacey is a Cardiologist in Walnut Creek, California. Dr. Lacey is rated as an Experienced provider by MediFind in the treatment of Opioid Induced Constipation. Her top areas of expertise are Atrial Fibrillation, Familial Neurocardiogenic Syncope, Fainting, Arrhythmias, and Pacemaker Implantation.
John Muir Physician Network
Victoria Hsiao is a primary care provider, practicing in Family Medicine in Walnut Creek, California. Dr. Hsiao is rated as an Experienced provider by MediFind in the treatment of Opioid Induced Constipation. Her top areas of expertise are Acute Cystitis, Cellulitis, Togaviridae Disease, and Ethmoiditis.
John Muir Physician Network
Natalie Chang is a primary care provider, practicing in Internal Medicine in Walnut Creek, California. Dr. Chang is rated as an Experienced provider by MediFind in the treatment of Opioid Induced Constipation. Her top areas of expertise are Sitosterolemia, High Cholesterol, Premature Ovarian Failure, and Obesity.
Last Updated: 10/30/2025