Dr. Dieumy Thai, MD
16401 Magnolia St, Westminster, CA 92683 • +1-519-555-2566
Medical Education: Accredited U.S. Medical School (Class of 2017)
What This Doctor Actually Performs: CMS Medicare Utilization & Westminster Percentiles
NPI #1639270275 • CBSA Regional • Physical Medicine and Rehabilitation
Anchored in Westminster, CA 92683, Dr. Dieumy Thai, MD (NPI 1639270275) logged 3,692 annual procedures (top-decile high-throughput specialist (99th percentile in Westminster), 60.49th CA percentile, -0.16σ) with sub-specialty concentration in 9 Active CMS HCPCS Codes.
Granular CPT/HCPCS billing distribution at 16401 Magnolia St shows Dr. Dieumy Thai's primary concentration in Moderate-to-High Complexity Internal Medicine Follow-Up (code 99214: 1661x/yr, 99th local percentile) alongside Established Preventive & Chronic Care Visit (99213: 960x/yr, $115–$157).
Cash-pay intake data for NPI 1639270275 (16401 Magnolia St, Westminster) indicates $239.00 typical out-of-pocket visit spend against a $239.00 locality benchmark, paired with 15-minute average reception wait and 4.60/5 biomarker openness.
From 16401 Magnolia St in Westminster (+1-519-555-2566), Dr. Thai, MD (9-year clinical track record) delivers 9 Active CMS HCPCS Codes care.
Top 10% Physical Medicine and Rehabilitation volume leader in Westminster, CA
3,692 annual services across 240 beneficiaries
Standard deviations from CA Physical Medicine and Rehabilitation mean utilization
Top Billed HCPCS/CPT Procedures & GPCI Self-Pay Cash Benchmarks
| HCPCS | Clinical Procedure Description | Annual Volume | Local Pct | Est. Cash Range |
|---|---|---|---|---|
| 99214 | Moderate-to-High Complexity Internal Medicine Follow-Up | 1,661 | 99th | $150 – $205 |
| 99213 | Established Preventive & Chronic Care Visit | 960 | 97th | $115 – $157 |
| 93000 | In-Office 12-Lead Resting Electrocardiogram | 480 | 96th | $55 – $75 |
| G0439 | Annual Preventive Wellness & Cardiometabolic Risk Assessment | 369 | 99.5th | $176 – $241 |
| 99204 | Comprehensive New Patient Internal Medicine Diagnostic Visit | 222 | 95th | $208 – $285 |
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Dr. Dieumy Thai, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Thai National Provider Identifier | NPI #1639270275 (MD) | CMS NPPES Registry (92683) |
| Dr. Thai Westminster CMS Volume Rank | 99.00th Pct (3,692 CMS svcs; Z -0.160σ) | CMS Medicare Part B (CA Physical Medicine and Rehabilitation) |
| Fair Cash-Pay New-Patient Benchmark | $239.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Westminster, CA) |
| Waiting-Room Wait Time & Cash Friendliness | $239.00 avg paid • 15 min lobby wait | 19 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.96/5 Listening • 4.60/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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