The 20 Best Gastroesophageal Reflux Disease (GERD) Doctors Near Me in Covina, CA

Find the Top Gastroesophageal Reflux Disease (GERD) Experts and Specialists

Last Updated: 04/28/2026

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MediFind found 530 doctor with experience in Gastroesophageal Reflux Disease (GERD) near Covina, CA. Of these, 468 are Experienced, 52 are Advanced, 8 are Distinguished and 1 are Elite.

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530 providers found
    Elite in Gastroesophageal Reflux Disease (GERD)
    Elite in Gastroesophageal Reflux Disease (GERD)
    15855 Pomona Rincon Road, 
    Chino Hills, CA 
     (12.3 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Nikolai Bildzukewicz is a General Surgeon practicing medicine in Chino Hills, California. Dr. Bildzukewicz is rated as an Elite provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). He is also highly rated in 13 other conditions, according to our data. His clinical expertise encompasses Hiatal Hernia, Hernia, Gastroesophageal Reflux Disease (GERD), Endoscopy, and Gastrectomy. Dr. Bildzukewicz is currently accepting new patients.

    Distinguished in Gastroesophageal Reflux Disease (GERD)
    Gastroenterology | Internal Medicine
    Distinguished in Gastroesophageal Reflux Disease (GERD)
    Gastroenterology | Internal Medicine

    Citrus Valley Gastroenterology A California Medical Corporation

    500 W San Bernardino Rd, 
    Covina, CA 
     (0.5 miles away)
    Experience:
    41+ years
    Languages Spoken:
    English

    Osama Sidhom is an Internal Medicine specialist and a Gastroenterologist practicing medicine in Covina, California. He has been practicing medicine for over 41 years. Dr. Sidhom is rated as a Distinguished provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). He is also highly rated in 55 other conditions, according to our data. His clinical expertise encompasses Swallowing Difficulty, Painful Swallowing, Gastrointestinal Bleeding, Gastrostomy, and Gastrectomy. Dr. Sidhom is board certified in American Board Of Internal Medicine.

    Distinguished in Gastroesophageal Reflux Disease (GERD)
    Gastroenterology | Internal Medicine
    Distinguished in Gastroesophageal Reflux Disease (GERD)
    Gastroenterology | Internal Medicine

    Citrus Valley Gastroenterology A California Medical Corporation

    415 W Route 66, 
    Glendora, CA 
     (2.9 miles away)
    Experience:
    27+ years
    Languages Spoken:
    English

    Sartaj Arora is an Internal Medicine specialist and a Gastroenterologist practicing medicine in Glendora, California. He has been practicing medicine for over 27 years. Dr. Arora is rated as a Distinguished provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). He is also highly rated in 66 other conditions, according to our data. His clinical expertise encompasses Swallowing Difficulty, Painful Swallowing, Gastrointestinal Bleeding, Gastrectomy, and Gastrostomy. Dr. Arora is board certified in American Board Of Internal Medicine.

    Learn about our expert tiers
    Experienced in Gastroesophageal Reflux Disease (GERD)
    Family Medicine
    Experienced in Gastroesophageal Reflux Disease (GERD)
    Family Medicine

    Office

    2425 S Azusa Ave, 
    West Covina, CA 
     (4.2 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Armen Nercessian is a primary care provider, practicing in Family Medicine in West Covina, California. Dr. Nercessian is rated as an Experienced provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). He is also highly rated in 18 other conditions, according to our data. His clinical expertise encompasses Glucocorticoid-Remediable Aldosteronism, Hypertension, Familial Hypertension, and Type 2 Diabetes (T2D).

    Experienced in Gastroesophageal Reflux Disease (GERD)
    General Practice | Internal Medicine
    Experienced in Gastroesophageal Reflux Disease (GERD)
    General Practice | Internal Medicine

    Office

    1840 N Hacienda Blvd Ste 6, 
    La Puente, CA 
     (4.8 miles away)
    Languages Spoken:
    English

    Jesus Arenas is a primary care provider, practicing in General Practice and Internal Medicine in La Puente, California. Dr. Arenas is rated as an Experienced provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). He is also highly rated in 24 other conditions, according to our data. His clinical expertise encompasses Arthritis, Hypertensive Heart Disease, Enlarged Liver, and Type 2 Diabetes (T2D).

    Advanced in Gastroesophageal Reflux Disease (GERD)
    Otolaryngology
    Advanced in Gastroesophageal Reflux Disease (GERD)
    Otolaryngology

    Covina Ear Nose And Throat Medical Group

    202 W College St, 
    Covina, CA 
     (0.2 miles away)
    Experience:
    42+ years
    Languages Spoken:
    English

    James Williams is an Otolaryngologist practicing medicine in Covina, California. He has been practicing medicine for over 42 years. Dr. Williams is rated as an Advanced provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). He is also highly rated in 37 other conditions, according to our data. His clinical expertise encompasses Jones Syndrome, DFNB1, Infant Hearing Loss, and Sinusitis.

    Advanced in Gastroesophageal Reflux Disease (GERD)
    Gastroenterology | Internal Medicine
    Advanced in Gastroesophageal Reflux Disease (GERD)
    Gastroenterology | Internal Medicine

    Citrus Valley Gastroenterology A California Medical Corporation

    415 W Route 66, 
    Glendora, CA 
     (2.9 miles away)
    Experience:
    15+ years
    Languages Spoken:
    English
    Offers Telehealth

    Adam Snyder is an Internal Medicine specialist and a Gastroenterologist practicing medicine in Glendora, California. He has been practicing medicine for over 15 years. Dr. Snyder is rated as an Advanced provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). He is also highly rated in 63 other conditions, according to our data. His clinical expertise encompasses Swallowing Difficulty, Painful Swallowing, Visceromegaly, Gastrostomy, and Gastrectomy. Dr. Snyder is board certified in American Board Of Internal Medicine.

    Advanced in Gastroesophageal Reflux Disease (GERD)
    Gastroenterology | Internal Medicine
    Advanced in Gastroesophageal Reflux Disease (GERD)
    Gastroenterology | Internal Medicine

    Citrus Valley Gastroenterology A California Medical Corporation

    415 W Route 66, 
    Glendora, CA 
     (2.9 miles away)
    Experience:
    23+ years
    Languages Spoken:
    English
    Offers Telehealth

    Patrick Truong is an Internal Medicine specialist and a Gastroenterologist practicing medicine in Glendora, California. He has been practicing medicine for over 23 years. Dr. Truong is rated as an Advanced provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). He is also highly rated in 61 other conditions, according to our data. His clinical expertise encompasses Painful Swallowing, Swallowing Difficulty, Gastrointestinal Bleeding, Gastrectomy, and Gastrostomy. Dr. Truong is board certified in American Board Of Internal Medicine.

    Advanced in Gastroesophageal Reflux Disease (GERD)
    Gastroenterology | Internal Medicine
    Advanced in Gastroesophageal Reflux Disease (GERD)
    Gastroenterology | Internal Medicine

    Citrus Valley Gastroenterology A California Medical Corporation

    415 W Route 66, 
    Glendora, CA 
     (2.9 miles away)
    Experience:
    18+ years
    Languages Spoken:
    English
    Offers Telehealth

    Ankush Sharma is an Internal Medicine specialist and a Gastroenterologist practicing medicine in Glendora, California. He has been practicing medicine for over 18 years. Dr. Sharma is rated as an Advanced provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). He is also highly rated in 64 other conditions, according to our data. His clinical expertise encompasses Gastrointestinal Bleeding, Swallowing Difficulty, Painful Swallowing, Colonoscopy, and Gastrectomy. Dr. Sharma is board certified in American Board Of Internal Medicine.

    Advanced in Gastroesophageal Reflux Disease (GERD)
    Gastroenterology | Internal Medicine
    Advanced in Gastroesophageal Reflux Disease (GERD)
    Gastroenterology | Internal Medicine

    Citrus Valley Gastroenterology A California Medical Corporation

    415 W Route 66, 
    Glendora, CA 
     (2.9 miles away)
    Experience:
    54+ years
    Languages Spoken:
    English

    George Ferenczi is an Internal Medicine specialist and a Gastroenterologist practicing medicine in Glendora, California. He has been practicing medicine for over 54 years. Dr. Ferenczi is rated as an Advanced provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). He is also highly rated in 8 other conditions, according to our data. His clinical expertise encompasses Gastroesophageal Reflux Disease (GERD), Hemorrhoids, Diverticular Disease, Colonoscopy, and Gastrectomy. Dr. Ferenczi is board certified in American Board Of Internal Medicine.

    Advanced in Gastroesophageal Reflux Disease (GERD)
    General Surgery
    Advanced in Gastroesophageal Reflux Disease (GERD)
    General Surgery

    Office

    933 S Sunset Ave Ste 307, 
    West Covina, CA 
     (3.1 miles away)
    Languages Spoken:
    English

    Bac Nguyen is a General Surgeon practicing medicine in West Covina, California. Dr. Nguyen is rated as an Advanced provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). He is also highly rated in 30 other conditions, according to our data. His clinical expertise encompasses Laryngitis, Perichondritis, Benign Paroxysmal Positional Vertigo, Myringotomy, and Thyroidectomy.

    Advanced in Gastroesophageal Reflux Disease (GERD)
    Geriatrics | Physician Assistant | Internal Medicine
    Advanced in Gastroesophageal Reflux Disease (GERD)
    Geriatrics | Physician Assistant | Internal Medicine

    Vital Health Medical Group, Inc.

    2418 S Azusa Ave, 
    West Covina, CA 
     (4.2 miles away)
    Experience:
    30+ years
    Languages Spoken:
    English

    Marcel Filart is a primary care provider, practicing in Internal Medicine and Physician Assistant in West Covina, California. He has been practicing medicine for over 30 years. Mr. Filart is rated as an Advanced provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). He is also highly rated in 64 other conditions, according to our data. His clinical expertise encompasses Acute Kidney Failure, Sepsis, Dehydration, Gastrostomy, and Prostatectomy. Mr. Filart is board certified in American Board Of Internal Medicine.

    Distinguished in Gastroesophageal Reflux Disease (GERD)
    Gastroenterology
    Distinguished in Gastroesophageal Reflux Disease (GERD)
    Gastroenterology

    Jacob Korula M.D. A Professional Medical Corp.

    622 W Duarte Rd Ste 302, 
    Arcadia, CA 
     (9.4 miles away)
    Languages Spoken:
    English

    George Thomas is a Gastroenterologist practicing medicine in Arcadia, California. Dr. Thomas is rated as a Distinguished provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). He is also highly rated in 20 other conditions, according to our data. His clinical expertise encompasses Diverticular Disease, Gastroesophageal Reflux Disease (GERD), Hemorrhoids, Gastrectomy, and Gastrostomy.

    Distinguished in Gastroesophageal Reflux Disease (GERD)
    Gastroenterology | Internal Medicine
    Distinguished in Gastroesophageal Reflux Disease (GERD)
    Gastroenterology | Internal Medicine

    Donald J Portocarrero Do, Inc

    638 W Duarte Rd, 
    Arcadia, CA 
     (9.6 miles away)
    Experience:
    18+ years
    Languages Spoken:
    English

    Donald Portocarrero is an Internal Medicine specialist and a Gastroenterologist practicing medicine in Arcadia, California. He has been practicing medicine for over 18 years. Dr. Portocarrero is rated as a Distinguished provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). He is also highly rated in 40 other conditions, according to our data. His clinical expertise encompasses Chronic Erosive Gastritis, Gastric Dysmotility, Menetrier Disease, Endoscopy, and Gastrectomy. Dr. Portocarrero is board certified in American Board Of Internal Medicine.

    Experienced in Gastroesophageal Reflux Disease (GERD)
    Experienced in Gastroesophageal Reflux Disease (GERD)
    315 N 3rd Ave, Suite 205, 
    Covina, CA 
     (0.2 miles away)
    Languages Spoken:
    English

    Priti Desai is a Pediatrics provider practicing medicine in Covina, California. Dr. Desai is rated as an Experienced provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). She is also highly rated in 1 other condition, according to our data. Her clinical expertise encompasses Roseola, Viral Gastroenteritis, Asthma in Children, and Obesity in Children.

    Experienced in Gastroesophageal Reflux Disease (GERD)
    Gastroenterology
    Experienced in Gastroesophageal Reflux Disease (GERD)
    Gastroenterology

    Boston Medical And Surgical Dermatology

    247 W San Bernardino Rd, 
    Covina, CA 
     (0.2 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Shahnawaz Jaffer is a Gastroenterologist practicing medicine in Covina, California. Dr. Jaffer is rated as an Experienced provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). He is also highly rated in 10 other conditions, according to our data. His clinical expertise encompasses VIPoma, Diverticular Disease, Esophagitis, Colonoscopy, and Gastrectomy.

    Experienced in Gastroesophageal Reflux Disease (GERD)
    Family Medicine
    Experienced in Gastroesophageal Reflux Disease (GERD)
    Family Medicine

    East Valley Community Health Ctr Inc

    276 W College St, 
    Covina, CA 
     (0.3 miles away)
    Languages Spoken:
    English

    Justin Dagostino is a primary care provider, practicing in Family Medicine in Covina, California. Dr. Dagostino is rated as an Experienced provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). His clinical expertise encompasses Obesity in Children, Osteomyelitis in Children, Familial Combined Hyperlipidemia, and Xanthoma.

    Experienced in Gastroesophageal Reflux Disease (GERD)
    Family Medicine
    Experienced in Gastroesophageal Reflux Disease (GERD)
    Family Medicine

    J Gabriel Castellanos, MD Inc.

    234 E Badillo St, 
    Covina, CA 
     (0.3 miles away)
    Experience:
    43+ years
    Languages Spoken:
    English

    Jose Castellanos is a primary care provider, practicing in Family Medicine in Covina, California. He has been practicing medicine for over 43 years. Dr. Castellanos is rated as an Experienced provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). He is also highly rated in 12 other conditions, according to our data. His clinical expertise encompasses Type 2 Diabetes (T2D), Glucocorticoid-Remediable Aldosteronism, Familial Hypertension, and Hypertension. Dr. Castellanos is board certified in American Board Of Family Medicine.

    Experienced in Gastroesophageal Reflux Disease (GERD)
    Family Medicine
    Experienced in Gastroesophageal Reflux Disease (GERD)
    Family Medicine

    Family Practice Medical Services, Inc.

    274 W Badillo St, 
    Covina, CA 
     (0.3 miles away)
    Experience:
    64+ years
    Languages Spoken:
    English

    Randolph Betts is a primary care provider, practicing in Family Medicine in Covina, California. He has been practicing medicine for over 64 years. Dr. Betts is rated as an Experienced provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). He is also highly rated in 10 other conditions, according to our data. His clinical expertise encompasses Anemia, Hyperthyroidism, Thyroid Storm, Peripheral Neuropathy, and Gastrostomy. Dr. Betts is board certified in American Board Of Family Medicine.

    Experienced in Gastroesophageal Reflux Disease (GERD)
    Geriatrics
    Experienced in Gastroesophageal Reflux Disease (GERD)
    Geriatrics

    Office

    250 W Badillo St, 
    Covina, CA 
     (0.3 miles away)
    Languages Spoken:
    English

    Robert Baker is a primary care provider, practicing in Geriatrics in Covina, California. Dr. Baker is rated as an Experienced provider by MediFind in the treatment of Gastroesophageal Reflux Disease (GERD). He is also highly rated in 16 other conditions, according to our data. His clinical expertise encompasses Tracheitis, Shingles, Familial Hypertension, Hypertension, and Hip Replacement.

    Showing 1-20 of 530

    Last Updated: 04/28/2026

    What is the definition of Gastroesophageal Reflux Disease (GERD)?

    Gastroesophageal reflux disease (GERD) is a condition in which the stomach contents leak backward from the stomach into the esophagus (food pipe). Food travels from your mouth to the stomach through your esophagus. GERD can irritate the food pipe and cause heartburn and other symptoms.

    When should I see a Gastroesophageal Reflux Disease (GERD) doctor near Covina, 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 a Gastroesophageal Reflux Disease (GERD) doctor near Covina, 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 Gastroesophageal Reflux Disease (GERD) doctors near Covina, 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 Gastroesophageal Reflux Disease (GERD) doctors near Covina, 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 a Gastroesophageal Reflux Disease (GERD) doctor near Covina, 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 Gastroesophageal Reflux Disease (GERD) doctor search results page. 

    Why is it important to get a second opinion from a different Gastroesophageal Reflux Disease (GERD) 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 a Gastroesophageal Reflux Disease (GERD) doctor near Covina, 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 Gastroesophageal Reflux Disease (GERD) 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 Gastroesophageal Reflux Disease (GERD) 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 Gastroesophageal Reflux Disease (GERD) doctors near Covina, CA?

    Look for the filter feature on the left side of the Gastroesophageal Reflux Disease (GERD) 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 a Gastroesophageal Reflux Disease (GERD) doctor that offers video calls?

    Look for the filter feature on the left-side of the Gastroesophageal Reflux Disease (GERD) 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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