The 20 Best Achalasia Doctors Near Me in Orange, CA

Find the Top Achalasia Experts and Specialists

The 20 Best Achalasia Doctors near Orange, CA

Last Updated: 02/22/2026

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MediFind found 58 doctor with experience in Achalasia near Orange, CA. Of these, 50 are Experienced, 5 are Advanced and 3 are Distinguished.

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58 providers found
    Kenneth Chang
    Distinguished in Achalasia
    Gastroenterology
    Distinguished in Achalasia
    Gastroenterology

    UCI Health

    101 The City Dr S, 
    Orange, CA 
     (2.0 miles away)
    Languages Spoken:
    English

    Kenneth Chang is a Gastroenterologist in Orange, California. Dr. Chang is rated as a Distinguished provider by MediFind in the treatment of Achalasia. His top areas of expertise are Hiatal Hernia, Gastroesophageal Reflux Disease (GERD), Barrett Esophagus, Endoscopy, and Colonoscopy.

    Distinguished in Achalasia
    Gastroenterology
    Distinguished in Achalasia
    Gastroenterology

    UCI Health H.H. Chao Comprehensive Digestive Disease Center

    101 The City Dr S Bldg 22C, 
    Orange, CA 
     (1.2 miles away)
    Languages Spoken:
    English

    Jason Samarasena is a Gastroenterologist in Orange, California. Dr. Samarasena is rated as a Distinguished provider by MediFind in the treatment of Achalasia. His top areas of expertise are Barrett Esophagus, Jaundice, Gastroesophageal Reflux Disease (GERD), Endoscopy, and Colonoscopy.

    Experienced in Achalasia
    Pediatric Gastroenterology
    Experienced in Achalasia
    Pediatric Gastroenterology
    1201 West La Veta Avenue, 
    Orange, CA 
     (0.8 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Ashish Chogle is a Pediatric Gastroenterologist in Orange, California. Dr. Chogle is rated as an Experienced provider by MediFind in the treatment of Achalasia. His top areas of expertise are Irritable Bowel Syndrome (IBS), Hirschsprung Disease, PIK3CA-Related Overgrowth Spectrum, and Mast Cell Activation Syndrome (MCAS). Dr. Chogle is currently accepting new patients.

    Learn about our expert tiers
    Experienced in Achalasia
    Pediatric Gastroenterology
    Experienced in Achalasia
    Pediatric Gastroenterology
    1201 West La Veta Avenue, 
    Orange, CA 
     (0.8 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Gregory Wong is a Pediatric Gastroenterologist in Orange, California. Dr. Wong is rated as an Experienced provider by MediFind in the treatment of Achalasia. His top areas of expertise are Hirschsprung Disease, Wolf-Hirschhorn Syndrome, Neurogenic Bowel, and Bowel Incontinence. Dr. Wong is currently accepting new patients.

    Advanced in Achalasia
    Thoracic Surgery
    Advanced in Achalasia
    Thoracic Surgery
    2151 North Harbor Boulevard, Suite 3100, 
    Fullerton, CA 
     (8.6 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Daniel Oh is a Thoracic Surgeon in Fullerton, California. Dr. Oh is rated as an Advanced provider by MediFind in the treatment of Achalasia. His top areas of expertise are Hiatal Hernia, Lung Nodules, Pleuropulmonary Blastoma, ALK-Positive Non-Small Cell Lung Cancer, and Endoscopy. Dr. Oh is currently accepting new patients.

    Experienced in Achalasia
    Internal Medicine
    Experienced in Achalasia
    Internal Medicine

    Optum - Chapman

    845 E Chapman Ave, 
    Orange, CA 
     (0.6 miles away)
    Experience:
    44+ years
    Languages Spoken:
    English

    Thomas Hryniewicki is a primary care provider, practicing in Internal Medicine in Orange, California. Dr. Hryniewicki has been practicing medicine for over 44 years and is rated as an Experienced provider by MediFind in the treatment of Achalasia. His top areas of expertise are Gardner-Diamond Syndrome, Autoerythrocyte Sensitivity, Purpura, and Cirrhosis.

    Experienced in Achalasia
    Gastroenterology
    Experienced in Achalasia
    Gastroenterology

    St Joseph Hospital Of Orange

    1100 W Stewart Dr, 
    Orange, CA 
     (0.7 miles away)
    Languages Spoken:
    English

    Jose Roque is a Gastroenterologist in Orange, California. Dr. Roque is rated as an Experienced provider by MediFind in the treatment of Achalasia. His top areas of expertise are Achalasia, Gastroesophageal Reflux Disease (GERD), and Diverticular Disease.

    Experienced in Achalasia
    Gastroenterology
    Experienced in Achalasia
    Gastroenterology

    Genesis Healthcare Partners PC

    1010 W La Veta Ave, 
    Orange, CA 
     (0.7 miles away)
    Experience:
    34+ years
    Languages Spoken:
    English
    Offers Telehealth

    Haig Najarian is a Gastroenterologist in Orange, California. Dr. Najarian has been practicing medicine for over 34 years and is rated as an Experienced provider by MediFind in the treatment of Achalasia. His top areas of expertise are Ascites, Gastroesophageal Reflux Disease (GERD), Visceromegaly, Gastrectomy, and Endoscopy.

    Experienced in Achalasia
    Gastroenterology
    Experienced in Achalasia
    Gastroenterology

    UCI Health Chao Family Comprehensive Digestive Disease Center

    101 The City Dr S Bldg 22C, 
    Orange, CA 
     (1.2 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Shaun Daly is a Gastroenterologist in Orange, California. Dr. Daly is rated as an Experienced provider by MediFind in the treatment of Achalasia. His top areas of expertise are Hiatal Hernia, Obesity, Hernia, Gallbladder Removal, and Endoscopy.

    Experienced in Achalasia
    Gastroenterology
    Experienced in Achalasia
    Gastroenterology

    University Of California Irvine

    333 City Blvd W Ste 400, 
    Orange, CA 
     (1.2 miles away)
    Languages Spoken:
    English

    Kyle Fortinsky is a Gastroenterologist in Orange, California. Dr. Fortinsky is rated as an Experienced provider by MediFind in the treatment of Achalasia. His top areas of expertise are Gastrointestinal Bleeding, Gastroesophageal Reflux Disease (GERD), Toxic Megacolon, Viral Gastroenteritis, and Endoscopy.

    Experienced in Achalasia
    Gastroenterology
    Experienced in Achalasia
    Gastroenterology

    UCI Health H.H. Chao Comprehensive Digestive Disease Center

    101 The City Dr S Bldg 22C, 
    Orange, CA 
     (1.2 miles away)
    Languages Spoken:
    English

    John Lee is a Gastroenterologist in Orange, California. Dr. Lee is rated as an Experienced provider by MediFind in the treatment of Achalasia. His top areas of expertise are Jaundice, Pancreatic Pseudocyst, Pancreatic Cancer, Endoscopy, and Colonoscopy.

    Experienced in Achalasia
    Gastroenterology
    Experienced in Achalasia
    Gastroenterology

    UCI Health Chao Family Comprehensive Digestive Disease Center

    101 The City Dr S Bldg 22C, 
    Orange, CA 
     (1.2 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    William Karnes is a Gastroenterologist in Orange, California. Dr. Karnes is rated as an Experienced provider by MediFind in the treatment of Achalasia. His top areas of expertise are Trichohepatoenteric Syndrome, Nonalcoholic Steatohepatitis (NASH), Familial Adenomatous Polyposis, Endoscopy, and Gastrectomy.

    Experienced in Achalasia
    General Surgery
    Experienced in Achalasia
    General Surgery

    University Surgeons Of Orange A Medical Group

    101 The City Dr S, 
    Orange, CA 
     (2.0 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Ninh Nguyen is a General Surgeon in Orange, California. Dr. Nguyen is rated as an Experienced provider by MediFind in the treatment of Achalasia. His top areas of expertise are Hiatal Hernia, Hernia, Obesity, Endoscopy, and Gastric Bypass.

    Experienced in Achalasia
    Gastroenterology
    Experienced in Achalasia
    Gastroenterology

    Uc Regents

    101 The City Dr S, 
    Orange, CA 
     (2.0 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Robert Fearn is a Gastroenterologist in Orange, California. Dr. Fearn is rated as an Experienced provider by MediFind in the treatment of Achalasia. His top areas of expertise are Achalasia, Indigestion, Portal Hypertension, Childhood Volvulus, and Ileostomy.

    Experienced in Achalasia
    General Surgery | Gastroenterology
    Experienced in Achalasia
    General Surgery | Gastroenterology

    University Surgeons Of Orange A Medical Group

    101 The City Dr S, 
    Orange, CA 
     (2.0 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Marcelo Hinojosa is a General Surgeon and a Gastroenterologist in Orange, California. Dr. Hinojosa is rated as an Experienced provider by MediFind in the treatment of Achalasia. His top areas of expertise are Hernia, Obesity, Hiatal Hernia, Endoscopy, and Gastric Bypass.

    Experienced in Achalasia
    Gastroenterology
    Experienced in Achalasia
    Gastroenterology

    UCI Health

    101 The City Dr S, 
    Orange, CA 
     (2.0 miles away)
    Languages Spoken:
    English

    Frances Dang is a Gastroenterologist in Orange, California. Dr. Dang is rated as an Experienced provider by MediFind in the treatment of Achalasia. Her top areas of expertise are Colorectal Polyps, Venous Thromboembolism (VTE), Achalasia, Endoscopy, and Colonoscopy.

    Experienced in Achalasia
    Internal Medicine
    Experienced in Achalasia
    Internal Medicine

    UCI Health

    101 The City Dr S, 
    Orange, CA 
     (2.0 miles away)
    Languages Spoken:
    English

    Samuel Ji is an Internal Medicine provider in Orange, California. Dr. Ji is rated as an Experienced provider by MediFind in the treatment of Achalasia. His top areas of expertise are Gastrointestinal Bleeding, Achalasia, Gastroesophageal Reflux Disease (GERD), Endoscopy, and Colonoscopy.

    Experienced in Achalasia
    Gastroenterology
    Experienced in Achalasia
    Gastroenterology

    Uc Regents

    101 The City Dr S, 
    Orange, CA 
     (2.0 miles away)
    Languages Spoken:
    English

    Joshua Kwon is a Gastroenterologist in Orange, California. Dr. Kwon is rated as an Experienced provider by MediFind in the treatment of Achalasia. His top areas of expertise are Viral Gastroenteritis, Hepatitis B, Esophagitis, Endoscopy, and Gastric Bypass.

    Experienced in Achalasia
    Internal Medicine
    Experienced in Achalasia
    Internal Medicine

    Won K Yu MD

    17400 Irvine Blvd, 
    Tustin, CA 
     (3.2 miles away)
    Experience:
    26+ years
    Languages Spoken:
    English
    Offers Telehealth

    Won Yu is an Internal Medicine provider in Tustin, California. Dr. Yu has been practicing medicine for over 26 years and is rated as an Experienced provider by MediFind in the treatment of Achalasia. His top areas of expertise are Indigestion, Pancreatic Pseudocyst, Familial Adenomatous Polyposis, Gastrectomy, and Gastrostomy.

    Experienced in Achalasia
    Gastroenterology
    Experienced in Achalasia
    Gastroenterology

    Quang Quoc Phan, MD

    12665 Garden Grove Blvd, 
    Garden Grove, CA 
     (3.4 miles away)
    Experience:
    40+ years
    Languages Spoken:
    English

    Quang Phan is a Gastroenterologist in Garden Grove, California. Dr. Phan has been practicing medicine for over 40 years and is rated as an Experienced provider by MediFind in the treatment of Achalasia. His top areas of expertise are Jaundice, Familial Adenomatous Polyposis, Hepatitis, Gastrostomy, and Endoscopy.

    Showing 1-20 of 58

    Last Updated: 02/22/2026

    What is the definition of Achalasia?

    The tube that carries food from the mouth to the stomach is the esophagus or food pipe. Achalasia makes it harder for the esophagus to move food into the stomach.

    When should I see an Achalasia doctor near Orange, CA?

    There are various reasons why you may want to see a specialist, such as: 

    • Your primary care provider recommends it. 
    • Your condition requires expert knowledge and specialized care. 
    • Your symptoms persist or worsen despite treatment. 
    • You need specialized testing or procedures. 
    • You want a second opinion.  

    What should I consider when choosing an Achalasia doctor near Orange, CA?

    It’s important to see a provider with expertise in your specific condition. Each provider profile in MediFind’s doctor database includes information on which conditions they treat, years of experience, research contributions, languages spoken, insurance plans accepted, and more.  

    How does MediFind rank Achalasia doctors near Orange, CA?

    MediFind’s rankings are based on a variety of data sources, such as the number of articles a doctor has published in medical journals, participation in clinical trials and industry conferences, as well as the number of patients that provider sees for a given condition. Note that MediFind’s provider database is not based on user reviews, and providers do not pay to be included in the database. 

    What types of insurance are accepted by Achalasia doctors near Orange, CA?

    Most profiles in MediFind’s doctor database include a list of insurance plans accepted by that provider. However, it’s a good idea to contact the provider’s office to make sure they still accept your insurance, then doublecheck by contacting your insurance plan to confirm they’re in network. 

    How can I book an appointment online with an Achalasia doctor near Orange, CA?

    MediFind offers direct scheduling for certain providers using the “Request Appointment” button on that provider’s profile. If the schedule option is not available for a provider, tap the red “Show Phone Number” button on their profile to get their contact information. If you prefer to find providers who offer online scheduling, select “Schedules online” under the “Availability” category of the filter feature on the left side of the Achalasia doctor search results page. 

    Why is it important to get a second opinion from a different Achalasia doctor?

    Second opinions are an opportunity to confirm a diagnosis and its root cause, learn about alternative treatment options, or simply gain peace of mind. Many people, especially those with serious diagnoses, get second opinions so they can understand all their options and make informed decisions, so don’t hesitate to get one if you have any doubts or need more information or clarification regarding your care. Note that some insurance plans require second opinions, while others don’t cover second opinions, so be sure to confirm with your insurance provider first.   

    How can I prepare for my appointment with an Achalasia doctor near Orange, CA?

    Prepare for your appointment by gathering the following items: 

    • Copies of medical records (dating back at least one year) 
    • Your medical history, including illnesses, medical conditions, surgeries, and other doctors you see 
    • Family history of disease 
    • List of current prescription drugs, over-the-counter medicines, vitamins, and herbal remedies or supplements including names and doses 
    • Allergies to medications, food, latex, insects, etc.  
    • List of questions and concerns 
    • Your insurance card 

    You might also contact the provider’s office to see if they offer transportation or childcare services or if you’re allowed to bring a loved one for support or to take notes during your visit. 

    What questions should I ask my Achalasia doctor?

    Here are some sample questions: 

    • Can you explain in simple terms what this condition is and how it’s treated? 
    • What symptoms or side effects should I watch for? 
    • What tests will be involved, and when can I expect results? 
    • Are there other specialists I need to see? 
    • What’s the best way to reach you if I have follow-up questions? 

    How can I learn about the latest clinical trials and research advances my Achalasia doctor may know about?

    MediFind’s Clinical Trials tool asks you a series of questions to help you narrow down your search by health condition, age, gender, location, how far you’re willing to travel, and more. Each question you answer filters down the number of trials until you find the ones that are most relevant to you. 

    MediFind’s Latest Advances tool features summaries of recent articles published in medical journals. We use cutting-edge technology to scour medical publication databases for the latest research advancements on any given condition, then we simplify this information in a way that’s useful and easy to understand. 

    Can I filter my search to show male or female Achalasia doctors near Orange, CA?

    Look for the filter feature on the left side of the Achalasia doctor search results page. Select “Female” or “Male” under the “Gender” category to search for female or male providers exclusively. If the “Any” option is selected, it will pull results for both male and female providers. 

    Can I filter my search to find an Achalasia doctor that offers video calls?

    Look for the filter feature on the left-side of the Achalasia doctor search results page. Select “Offers telehealth visits” under the Availability category to search for providers who offer virtual appointments (video calls). 

    Reviewed on: 11/11/24  

    By: MediFind Medical Staff 

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