Dr. Michael Chang, MD
111 S 11th Ave Ste 320, Yakima, WA 98902 • +1-307-555-1295
Medical Education: Accredited U.S. Medical School (Class of 1993)
What This Doctor Actually Performs: CMS Medicare Utilization & Yakima Percentiles
NPI #1588640361 • CBSA Regional • Orthopedic Surgery
Anchored in Yakima, WA 98902, Dr. Michael Chang, MD (NPI 1588640361) logged 911 annual procedures (focused low-volume boutique caseload (12.5th Yakima percentile), 17.33th WA percentile, -0.55σ) with sub-specialty concentration in 34 Active CMS HCPCS Codes.
Fee-schedule auditing of NPI 1588640361 highlights 328 annual claims for 99213 (12.5th Yakima percentile; $290–$398 self-pay corridor) plus 246 encounters under 20610 and 173 under 73562.
For out-of-network patients contacting +1-307-555-1295, Dr. Chang's practice posts a $222.00 GPCI self-pay consult estimate ($222.00 patient-logged median, 4.82/5 composite reality score over 13 submissions).
Credentialed as an MD specialist with 33 years post-graduation experience since completing medical school at an LCME/COCA institution (1993), Dr. Chang coordinates 34 Active CMS HCPCS Codes workups from 111 S 11th Ave Ste 320 (+1-307-555-1295).
Compared against Yakima, WA Orthopedic Surgery peers
911 annual services across 343 beneficiaries
Standard deviations from WA Orthopedic Surgery mean utilization
Top Billed HCPCS/CPT Procedures & GPCI Self-Pay Cash Benchmarks
| HCPCS | Clinical Procedure Description | Annual Volume | Local Pct | Est. Cash Range |
|---|---|---|---|---|
| 99213 | Focused Orthopedic Joint & Spine Mobility Evaluation | 328 | 12.5th | $290 – $398 |
| 20610 | Major Joint (Knee/Shoulder/Hip) Aspiration or Injection | 246 | 12th | $309 – $424 |
| 73562 | Radiologic Weight-Bearing 3-View Knee Examination | 173 | 12th | $174 – $238 |
| 99203 | New Patient Musculoskeletal Injury & Surgical Triage | 100 | 15.5th | $417 – $571 |
| 27447 | Total Knee Arthroplasty Joint Reconstruction | 64 | 12th | $2682 – $3676 |
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Dr. Michael Chang, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Chang National Provider Identifier | NPI #1588640361 (MD) | CMS NPPES Registry (98902) |
| Dr. Chang Yakima CMS Volume Rank | 12.50th Pct (911 CMS svcs; Z -0.551σ) | CMS Medicare Part B (WA Orthopedic Surgery) |
| Fair Cash-Pay New-Patient Benchmark | $222.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Yakima, WA) |
| Waiting-Room Wait Time & Cash Friendliness | $222.00 avg paid • 17 min lobby wait | 13 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.89/5 Listening • 4.50/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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