Dr. Elmer Chang
Gastroenterology
California, United States
Dr. Chang practices at 2 locations. See details below.About Dr. Chang
Dr. Chang is an Gastroenterology Specialist in Fullerton and Mission Viejo, California. He graduated from Northwestern University Feinberg Medical School in 1998. Dr. Chang accepts Medicare approved amount as full payment.
The medical group (Providence) Dr. Chang works with accepts Medicare approved amount as full payment.
2
Number of cities where Dr. Chang has offices6
Number of offices1
Number of hospitalsOffice Locations
FULLERTON Office
Phone: (714) 446-5200
100 E Valencia Mesa Dr
Suite 105
Fullerton, CA - 92835-3816
MISSION VIEJO Offices
Phone: (949) 276-2111
26800 Crown Valley Pkwy
Suite 385
Mission Viejo, CA - 92691-7320
Phone: (949) 364-1400
27700 Medical Ctr Rd
Mission Viejo, CA - 92691-6426
Phone: (949) 364-5090
27799 Medical Ctr Rd
Suite 310
Mission Viejo, CA - 92691-6400
26800 Crown Valley Pkwy
Mission Viejo, CA - 92691-6384
26732 Crown Valley Pkwy
Mission Viejo, CA - 92691-6337
Hospitals
PROVIDENCE MISSION HOSPITAL
CMS Certification Number: 050567
Doctors and Clinicians Utilization Data
| Specialty | HCPCS code | Code description | Service Count | Beneficiary count |
|---|---|---|---|---|
| Gastroenterology | 43239 | Biopsy of the esophagus, stomach, and/or upper small bowel using an endoscope | 92 | 88 |
| Gastroenterology | 85025 | Complete blood cell count (red cells, white blood cell, platelets), automated test | 17 | 13 |
MIPS Scoring
Merit-based Incentive Payment System (MIPS) Overall Clinician PerformanceQuality category score: 95.6/100