Dr. Shawn Gao, MD
3535 S Jefferson Ave, Ste. 118, Saint Louis, MO 63118 • +1-637-555-9470
Medical Education: Accredited U.S. Medical School (Class of 2017)
What This Doctor Actually Performs: CMS Medicare Utilization & Saint Louis Percentiles
NPI #1740424704 • CBSA Regional • Internal Medicine
Within the Saint Louis, MO (CBSA local) Internal Medicine cohort, Dr. Shawn Gao, MD with sub-specialty concentration in 15 Active CMS HCPCS Codes ranks at the 83.98th municipal percentile and 83.25th MO percentile (-0.01σ Z-score) based on 2,856 billed procedures for 601 patients.
Granular CPT/HCPCS billing distribution at 3535 S Jefferson Ave, Ste. 118 shows Dr. Shawn Gao's primary concentration in Moderate-to-High Complexity Internal Medicine Follow-Up (code 99214: 1285x/yr, 83.98th local percentile) alongside Established Preventive & Chronic Care Visit (99213: 743x/yr, $85–$117).
Self-pay new patient consultations with Dr. Gao (CPT 99204 GPCI-adjusted benchmark) estimate around $209.00 (community reported average: $209.00) with hybrid in-clinic and telehealth video consults, 22-minute average reception wait, and a 4.75/5 modern protocol openness score across 10 patient logs.
Spanning 9 years of clinical practice following 2017 graduation from medical training, Dr. Shawn Gao integrates 15 Active CMS HCPCS Codes diagnostics for Saint Louis metro patients.
Compared against Saint Louis, MO Internal Medicine peers
2,856 annual services across 601 beneficiaries
Standard deviations from MO Internal Medicine 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 | 1,285 | 83.98th | $112 – $153 |
| 99213 | Established Preventive & Chronic Care Visit | 743 | 83.98th | $85 – $117 |
| 93000 | In-Office 12-Lead Resting Electrocardiogram | 371 | 83.98th | $41 – $56 |
| G0439 | Annual Preventive Wellness & Cardiometabolic Risk Assessment | 286 | 85.98th | $131 – $180 |
| 99204 | Comprehensive New Patient Internal Medicine Diagnostic Visit | 171 | 87.98th | $155 – $213 |
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Dr. Shawn Gao, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Gao National Provider Identifier | NPI #1740424704 (MD) | CMS NPPES Registry (63118) |
| Dr. Gao Saint Louis CMS Volume Rank | 83.98th Pct (2,856 CMS svcs; Z -0.012σ) | CMS Medicare Part B (MO Internal Medicine) |
| Fair Cash-Pay New-Patient Benchmark | $209.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Saint Louis, MO) |
| Waiting-Room Wait Time & Cash Friendliness | $209.00 avg paid • 22 min lobby wait | 10 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.82/5 Listening • 4.75/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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