Dr. Won Yu, MD
17400 Irvine Blvd Ste F, Tustin, CA 92780 • +1-881-555-9030
Medical Education: Accredited U.S. Medical School (Class of 2002)
What This Doctor Actually Performs: CMS Medicare Utilization & Tustin Percentiles
NPI #1720065303 • CBSA Regional • Gastroenterology
Statistical peer benchmarking across CA Gastroenterology providers positions Dr. Won Yu, MD in Tustin at -0.20σ (99th city percentile / 53.67th state percentile, 326 Medicare beneficiaries), with clinical focus spanning 45 Active CMS HCPCS Codes.
Fee-schedule auditing of NPI 1720065303 highlights 473 annual claims for 99214 (99th Tustin percentile; $186–$255 self-pay corridor) plus 320 encounters under 45380 and 269 under 43239.
For out-of-network patients contacting +1-881-555-9030, Dr. Yu's practice posts a $239.00 GPCI self-pay consult estimate ($239.00 patient-logged median, 4.63/5 composite reality score over 22 submissions).
Clinical background for Dr. Yu (MD, NPI #1720065303) includes accredited doctoral training (2002, 24 yrs in practice) and virtual + in-office availability across CA.
Top 10% Gastroenterology volume leader in Tustin, CA
1,279 annual services across 326 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 | 473 | 99th | $186 – $255 |
| 45380 | Diagnostic Colonoscopy w/ Mucosal Tissue Biopsy | 320 | 99.5th | $448 – $614 |
| 43239 | Upper GI Esophagogastroduodenoscopy (EGD) w/ Biopsy | 269 | 95th | $372 – $510 |
| 45385 | Colonoscopy w/ Snare Polypectomy Lesion Removal | 128 | 97th | $499 – $684 |
| 99204 | New Patient Digestive & Hepatology Consultation | 90 | 96th | $262 – $359 |
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Dr. Won Yu, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Yu National Provider Identifier | NPI #1720065303 (MD) | CMS NPPES Registry (92780) |
| Dr. Yu Tustin CMS Volume Rank | 99.00th Pct (1,279 CMS svcs; Z -0.199σ) | CMS Medicare Part B (CA Gastroenterology) |
| Fair Cash-Pay New-Patient Benchmark | $239.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Tustin, CA) |
| Waiting-Room Wait Time & Cash Friendliness | $239.00 avg paid • 20 min lobby wait | 22 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.84/5 Listening • 4.51/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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