Dr. Elmer Y Chang

Overview

Dr. Elmer Y Chang, MD, is a Gastroenterology specialist in Mission Viejo, California. He attended and graduated from Northwestern University Medical School in 1998, having over 26 years of diverse experience, especially in Gastroenterology. He is affiliated with many hospitals including Mission Hospital Regional Med Center. Dr. Elmer Y Chang also cooperates with other doctors and physicians in medical groups including St Joseph Heritage Healthcare. Dr. Elmer Y Chang accepts Medicare-approved amount as payment in full. Call (949) 364-5090 to request Dr. Elmer Y Chang the information (Medicare information, advice, payment, ...) or simply to book an appointment.

Doctor Profile

Quality Reporting

• eRx - He does not participate in the Medicare Electronic Prescribing (eRx) Incentive Program.
• PQRS - He does report Quality Measures (PQRS). The Physician Quality Reporting System (PQRS) is a Medicare program encouraging health care professionals and group practices to report information on their quality of care. Quality measures can show how well a health care professional provides care to people with Medicare.
• EHR - He does use electronic health records (EHR). The Electronic Health Records (EHR) Incentive Program encourages health care professionals to use certified EHR technology in ways that may improve health care. Electronic health records are important because they may improve a health care professional's ability to make well-informed treatment decisions.
• MHI - He does commit to heart health through the Million Hearts initiative. Million Hearts is a national initiative that encourages health care professionals to report and perform well on activities related to heart health in an effort to prevent heart attacks and strokes.
• MOC - He does not participate in the Medicare Maintenance of Certification Program. A "Maintenance of Certification Program" encourages board certified physicians to continue learning and self-evaluating throughout their medical career.

Language Spoken by Dr. Elmer Y Chang

• English

Medical Licenses

Specialization	License Number	Issued State
Internal Medicine / Gastroenterology click for detail Gastroenterology An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.	A75579	California

Affiliated Hospitals

Hospital Name	Location	Hospital Type	Hospital Ownership
Mission Hospital Regional Med Center	Mission Viejo, California	Acute Care Hospitals	Voluntary Non-Profit - Private

Medical Group Practice

Doing Business As	Legal Organization Name	Number of members
St Joseph Heritage Healthcare	St Joseph Heritage Healthcare	973

Practice Locations

This doctor profile was updated by using the public dataset from Centers for Medicare and Medicaid Services (CMS) which is publicized on Friday, November 17, 2017, and correspondent NPI information on the public NPPES record dated Wednesday, January 23, 2013. If you found out that something incorrect and want to change it, please follow this Update Data guide.

Contact Dr. Elmer Y Chang by phone: (949) 364-5090 for verification, detailed information, or booking an appointment before going to.

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Reviews

Dr. Elmer Y Chang [NPI: 1912083353]Gastroenterology