Elmer Chang in Mission Viejo, California

Medical School: Northwestern University Feinberg Medical School
Graduation Year: 1998
The Primary Medical Specialty for Elmer Chang is listed as: Gastroenterology
Approximate Years of Experience: 26
PAC (PECOS ID)#: 5890853832
NPI #: 1912083353
NPI Created On: 10/28/2006
NPI Last Updated Listed as: 01/23/2013
Primary Taxonomy Code: 207RG0100X
License Number:
A75579
Listed Gender: Male

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Forms of insurance accepted by include, but are not limited to:

• Humana
• Medicare

They are listed as accepting new patients.

Languages spoken by staff include: English.

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Services and Procedures include:

1. Insertion of needle into vein for collection of blood sample
2. Biopsy of the esophagus, stomach, and/or upper small bowel using an endoscope
3. Balloon dilation of esophagus using an endoscope
4. Removal of polyps or growths of esophagus, stomach, and/or upper small bowel using an endoscope
5. Biopsy of large bowel using an endoscope
6. Injections of large bowel using an endoscope
7. Removal of polyps or growths of large bowel using an endoscope
8. Moderate sedation services by physician also performing a procedure, patient 5 years of age or older, first 15 minutes
9. New patient office or other outpatient visit, typically 20 minutes
10. New patient office or other outpatient visit, typically 30 minutes
11. New patient office or other outpatient visit, typically 45 minutes
12. Established patient office or other outpatient visit, typically 10 minutes
13. Established patient office or other outpatient visit, typically 15 minutes
14. Established patient office or other outpatient, visit typically 25 minutes
15. Subsequent hospital inpatient care, typically 35 minutes per day
16. Physician telephone patient service, 21-30 minutes of medical discussion
17. Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito

They took part in Medicare's Electronic Health Record Incentive Program which was designed to help move people over to electronic records and improve the systems that were already in place.
They took part in the Medicare Physician Quality Reporting System (PQRS).