Dr. Stephen Yau, MD
9427 Sw Barnes Rd Ste 296, Portland, OR 97225 • +1-663-555-5934
Medical Education: Accredited U.S. Medical School (Class of 2008)
What This Doctor Actually Performs: CMS Medicare Utilization & Portland Percentiles
NPI #1154616035 • CBSA Regional • Pulmonary Disease
CMS Medicare Part B utilization records credit Dr. Stephen Yau (MD, NPI 1154616035) at 9427 Sw Barnes Rd Ste 296 in Portland with 3,655 annual clinical services (353 beneficiaries), corresponding to a +0.17σ regional deviation and upper-quartile active clinical volume (76.67th Portland percentile) with sub-specialty concentration in 35 Active CMS HCPCS Codes.
Granular CPT/HCPCS billing distribution at 9427 Sw Barnes Rd Ste 296 shows Dr. Stephen Yau's primary concentration in Established Pulmonary, Asthma & COPD Management (code 99214: 1499x/yr, 76.67th local percentile) alongside Pre- & Post-Bronchodilator Spirometry Airflow Evaluation (94060: 841x/yr, $33–$48).
For out-of-network patients contacting +1-663-555-5934, Dr. Yau's practice posts a $209.00 GPCI self-pay consult estimate ($209.00 patient-logged median, 4.68/5 composite reality score over 19 submissions).
Clinical background for Dr. Yau (MD, NPI #1154616035) includes accredited doctoral training (2008, 18 yrs in practice) and virtual + in-office availability across OR.
Compared against Portland, OR Pulmonary Disease peers
3,655 annual services across 353 beneficiaries
Standard deviations from OR Pulmonary Disease 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 Pulmonary, Asthma & COPD Management | 1,499 | 76.67th | $51 – $70 |
| 94060 | Pre- & Post-Bronchodilator Spirometry Airflow Evaluation | 841 | 72.67th | $33 – $48 |
| 94729 | Alveolar Carbon Monoxide Diffusing Capacity (DLCO) | 621 | 77.67th | $30 – $45 |
| 95810 | Attended Sleep Apnea Polysomnography Interpretation | 402 | 71.67th | $93 – $128 |
| 99204 | Comprehensive New Patient Respiratory & Sleep Workup | 292 | 78.67th | $72 – $98 |
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Dr. Stephen Yau, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Yau National Provider Identifier | NPI #1154616035 (MD) | CMS NPPES Registry (97225) |
| Dr. Yau Portland CMS Volume Rank | 76.67th Pct (3,655 CMS svcs; Z +0.175σ) | CMS Medicare Part B (OR Pulmonary Disease) |
| Fair Cash-Pay New-Patient Benchmark | $209.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Portland, OR) |
| Waiting-Room Wait Time & Cash Friendliness | $209.00 avg paid • 17 min lobby wait | 19 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.84/5 Listening • 4.60/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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