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Dr. Elmer Chang, MD

Gastroenterology*
4.3 (19)
Map Pin Small Mission Viejo, CA
Accepting new patients
26 years of experience

Offers telehealth

Overview of Dr. Elmer Chang, MD

Dr. Elmer Chang, MD is a Gastroenterologist in Mission Viejo, CA. They specialize in Gastroenterology, has 26 years of experience, and is board certified in Gastroenterology. They graduated from Northwestern University Feinberg School of Medicine and is affiliated with Providence Mission Hospital Mission Viejo. Patients rated Dr. Chang an average 4.3 star rating.

Dr. Chang works at Mission Heritage Mission Viejo - Gastroenterology in Mission Viejo, CA. They frequently treat conditions like Hemorrhoids, Diaphragmatic and Hiatal Hernia and Anal or Rectal Pain along with other conditions at varying frequencies. They are accepting new patients and accept Aetna, Blue Cross Blue Shield and Blue Cross Blue Shield of California as well as other major insurance plans. Please call ahead to schedule an appointment and to confirm all accepted insurance plans.

FindCare Super Profile Designation
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User Ratings (of at least 4.0)
Insurance Accepted
Headshot Available
Accepting New Patients
Conditions Treated and Procedures Performed

Dr. Chang's Office Locations

  1. 1
    Mission Heritage Mission Viejo - Gastroenterology
    27799 Medical Center Rd Ste 310, Mission Viejo, CA 92691 Icon Directions Right Arrow Directions Phone Icon (949) 364-5090

Hospital Affiliations
Admitting Hospitals

Admitting hospitals are where the provider is credentialed to see patients, perform procedures, and send patients for continuous care.

  • Providence Mission Hospital Mission Viejo

Experience & Treatment Frequency

NEW FEATURE

What is treatment frequency?

Our treatment frequency feature helps you understand howoften a provider performs or treats a specificprocedure/condition compared to other doctors. Providersrank in one of four frequency categories:

Very HighFrequency
HighFrequency
NormalFrequency
May Perform

Specific procedures/conditions that don’t haveenough data are indicated with “May Perform”. We encourageyou to contact the provider with questions about theirexperience.

Search for conditions or procedures.
Hemorrhoids
Diaphragmatic and Hiatal Hernia
Anal or Rectal Pain

Treatment frequency



Many providers have expertise treating multiple conditions or procedures. FindCare uses a variety of data sources to determine which conditions or procedures a provider treats and their level of experience.
Hemorrhoids
Diaphragmatic and Hiatal Hernia
Anal or Rectal Pain
Chronic Gastritis
Congenital Anomaly Intestine
Gastroesophageal Reflux Disease (GERD)
Intestinal Obstruction
Abdominal Pain
Colorectal Polyp
Esophagitis
Gastritis
Intestinal Diverticulosis
Nausea
  • View other providers who treat Nausea
Colonoscopy, Proctosigmoidoscopy, and Sigmoidoscopy
Removal or Destruction of Rectal or Intestinal Tumor (incl. Colonoscopy, Proctosigmoidoscopy, Sigmoidoscopy and Control of Hemorrhage)
Anemia
  • View other providers who treat Anemia
Barrett's Esophagus
Bowel Strangulation
Constipation
Diarrhea
  • View other providers who treat Diarrhea
Duodenal Ulcer
Duodenitis
Dysphagia
Eosinophilic Esophagitis
Esophageal Motility Disorders
Gallstones
Gas-Bloat Syndrome
Gastrointestinal Bleeding
Inflammatory Bowel Disease
Intestinal Ulcer
Non-Alcoholic Fatty Liver Disease
Noninfectious Gastroenteritis and Colitis
Reflux Esophagitis
Vitamin_Deficiency
Vomiting Disorders
Duodenal Polypectomy
Endoscopy (Esophagus, Stomach, Small Intestine)
ERCP (Endoscopic Retrograde Cholangiopancreatography)
Flexible Sigmoidoscopy
Manometry
Rigid Proctosigmoidoscopy
Acid Reflux
Ascites
  • View other providers who treat Ascites
Birth Defects
Cirrhosis
Coccygeal Pain
Crohn's Disease
Dehydration
Duodenal Cancer
Enteritis
Esophageal Achalasia and Cardiospasm
Esophageal Ulcer
Gastric Ulcer
Gastroptosis
Heartburn
Hepatitis B
Hernia
  • View other providers who treat Hernia
Hiatal Hernia
Ileus
  • View other providers who treat Ileus
Indigestion
Intestinal Diverticulitis
Irritable Bowel Syndrome
Malnutrition
Megacolon
Peptic Ulcer
Proctoptosis
Rectal Prolapse
Rectal Ulcer
Splenomegaly
Stomal Ulcer
Ulcerative Colitis
Unexplained Weight Loss
Upper Digestive Tract Cancer
Vitamin B12 Anemia
Colon Cancer Screening
Colonoscopy
Colorectal Cancer Screening
Gallbladder Scan
Hepatitis A Screening
Hepatitis B Virus Screening
Hepatitis C Virus Screening
Hepatitis Screening
Impedance Testing
Instrumental Diagnostic Evaluation for Dysphagia
Liver Biopsy
Liver Function Test
pH Probe
  • View other providers who treat pH Probe
Screening Colonoscopy
Ultrasound
VAP Lipid Testing
Wireless pH Testing
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    View All Accepted Carriers

    • Aetna
    • Blue Cross Blue Shield
    • Blue Cross Blue Shield of California
    • Blue Shield of California
    • CareFirst Blue Cross Blue Shield
    • Cigna
    • First Health
    • Humana

    * Please verify this information when scheduling an appointment.

    Ratings & Reviews
    Reviews are displayed in date order and collected from patients who have agreed to reporting accurate and fair reviews. Providers with no reviews may have a new FindCare profile, or no submitted reviews on FindCare yet.

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    4.3
    Average provider rating
    Based on 19 ratings
    Patient Ratings (19)
    5 Star
    (15)
    4 Star
    (0)
    3 Star
    (0)
    2 Star
    (2)
    1 Star
    (2)
    Leave a review

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    Dr. Chang's Office & Staff

    • Ease of scheduling urgent appointments
    • Office environment, cleanliness, comfort, etc.
    • Staff friendliness and courteousness
    • Total wait time (waiting & exam rooms)

    Experience with Dr. Chang

    • Level of trust in provider's decisions
    • How well provider explains medical condition(s)
    • How well provider listens and answers questions
    • Hpends appropriate amount of time with patients

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    About Dr. Elmer Chang, MD

    Specialties*
    • Gastroenterology

    • *Healthline does not verify qualifications for medical specialties. Please verify your provider's specialty and qualifications directly with your provider and applicable medical board.
    Specialties*
    Years of Experience
    • 26 years of experience
    Years of Experience
    Years of experience represents how long a provider has been practicing in their field since graduating from medical school. Not all providers will have this information available.

    Languages Spoken
    • English
    Languages Spoken
    NPI Number
    • 1912083353
    NPI Number
    A National Provider Identifier (NPI) is a unique 10-digit identifier issued by the government to healthcare providers.

    Education & Certifications

    Internship
    • Baylor College of Medicine
    Internship
    Medical Education
    • Northwestern University Feinberg School of Medicine
    Medical Education
    Board Certifications
    • Gastroenterology
    Board Certifications
    What’s a board certification and why is it important that my provider has one?

    A board certification represents a provider’s dedication to ongoing training in one or more specialties, including the completion of intensive exams. While not all specialties have board certifications, if your provider does have one they’ve taken the extra step to master their specialty and to keep up with the latest advancements in their field.

    Frequently Asked Questions

    Dr. Elmer Chang, MD is accepting new patients on Healthline FindCare. You can check to see if Dr. Chang is offering online scheduling or call the provider’s office for more information.

    Dr. Chang accepts Aetna, Blue Cross Blue Shield and Blue Cross Blue Shield of California, and other major insurance plans. Please call ahead to confirm all accepted insurance plans.

    Dr. Chang has indicated that they do offer telehealth services. Please call the provider’s office at for more information.

    Dr. Chang works at Mission Heritage Mission Viejo - Gastroenterology in Mission Viejo, CA. View the full address on Dr. Chang’s profile.

    Dr. Chang has seen patients for Hemorrhoids, Diaphragmatic and Hiatal Hernia and Anal or Rectal Pain, and more. You can see other conditions treated by Dr. Chang on their profile. Please call the provider’s office to confirm all visit reasons.

    19 patients have reviewed Dr. Chang. The overall rating for this provider is 4.3. You can read verified reviews and ratings and leave your own review based on your experience with Dr. Chang.

    Whether a person prefers to schedule an appointment online or over the phone with Dr. Chang, there are benefits to both methods. A person calling to schedule an with Dr. Chang appointment can ask questions about the practice, provider availability, conditions treated, procedures performed, and if their insurance carrier is accepted. While online scheduling is quicker, easier, allows one to view a wide range of appointment times, and may provide the ability to sync with a personal calendar.

    Telehealth Options
    This provider has not specified a telehealth appointment method. Would you still like to make an appointment with Dr. Chang?
    Call now to make an appointment
    (949) 364-5090

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