Dr. Michael Chang, MD
200 W Arbor DR, San Diego, CA 92103 • +1-335-555-1435
Medical Education: Accredited U.S. Medical School (Class of 1999)
What This Doctor Actually Performs: CMS Medicare Utilization & San Diego Percentiles
NPI #1114155488 • CBSA Regional • Gastroenterology
Statistical peer benchmarking across CA Gastroenterology providers positions Dr. Michael Chang, MD in San Diego at -0.28σ (51.43th city percentile / 33.2th state percentile, 395 Medicare beneficiaries), with clinical focus spanning 73 Active CMS HCPCS Codes.
Granular CPT/HCPCS billing distribution at 200 W Arbor DR shows Dr. Michael Chang's primary concentration in Established Gastroenterology, GERD & IBD Evaluation (code 99214: 356x/yr, 51.43th local percentile) alongside Diagnostic Colonoscopy w/ Mucosal Tissue Biopsy (45380: 240x/yr, $579–$793).
At 200 W Arbor DR (92103), Dr. Michael Chang, MD accommodates direct self-pay scheduling (hybrid in-clinic and telehealth video consults) at ~$239.00 per new consult (4.58/5 bedside rating).
From 200 W Arbor DR in San Diego (+1-335-555-1435), Dr. Chang, MD (27-year clinical track record) delivers 73 Active CMS HCPCS Codes care.
Compared against San Diego, CA Gastroenterology peers
961 annual services across 395 beneficiaries
Standard deviations from CA Gastroenterology mean utilization
Top Billed HCPCS/CPT Procedures & GPCI Self-Pay Cash Benchmarks
| HCPCS | Clinical Procedure Description | Annual Volume | Local Pct | Est. Cash Range |
|---|---|---|---|---|
| 99214 | Established Gastroenterology, GERD & IBD Evaluation | 356 | 51.43th | $240 – $329 |
| 45380 | Diagnostic Colonoscopy w/ Mucosal Tissue Biopsy | 240 | 52.43th | $579 – $793 |
| 43239 | Upper GI Esophagogastroduodenoscopy (EGD) w/ Biopsy | 202 | 56.43th | $481 – $659 |
| 45385 | Colonoscopy w/ Snare Polypectomy Lesion Removal | 96 | 47.43th | $644 – $883 |
| 99204 | New Patient Digestive & Hepatology Consultation | 67 | 53.43th | $339 – $464 |
Are you Dr. Michael Chang? Embed your Official DotMD Verification Badge (0-JS SVG)
Paste this lightweight SVG snippet onto your clinic bio page in San Diego, CA:
<a href="https://dotmd.com/doctors/michael-chang-md-san-diego-ca-1114155488" title="Dr. Michael Chang, MD - Verified CMS Utilization on DotMD"><img src="https://dotmd.com/badges/npi/1114155488.svg" alt="Dr. Michael Chang Gastroenterology Badge" width="280" height="72" /></a>
Dr. Michael Chang, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Chang National Provider Identifier | NPI #1114155488 (MD) | CMS NPPES Registry (92103) |
| Dr. Chang San Diego CMS Volume Rank | 51.43th Pct (961 CMS svcs; Z -0.282σ) | CMS Medicare Part B (CA Gastroenterology) |
| Fair Cash-Pay New-Patient Benchmark | $239.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (San Diego, CA) |
| Waiting-Room Wait Time & Cash Friendliness | $239.00 avg paid • 12 min lobby wait | 10 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.58/5 Listening • 4.59/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
Ask our AI Specialists anything about Dr. Michael Chang
Other High-Volume Gastroenterology Specialists in San Diego, CA
Ranked strictly by CMS Medicare volumeDr. Chang Waiting-Room Q&A & Patient Experience Logs
Anonymous patient-submitted wait times, cash visit fees, and bedside manner discussions in San Diego, CA.
Share your self-pay visit cost and lobby wait time—no account, email, or IP stored.
Filter Dr. Michael Chang community threads and patient logs by age, biological sex, dosage, and treatment duration.