Dr. Jonathan Yoon, MD
9701 Landmark Parkway DR Ste 201, Saint Louis, MO 63127 • +1-522-555-7243
Medical Education: Accredited U.S. Medical School (Class of 2016)
What This Doctor Actually Performs: CMS Medicare Utilization & Saint Louis Percentiles
NPI #1639518673 • CBSA Regional • Otolaryngology
Within the Saint Louis, MO (CBSA local) Otolaryngology cohort, Dr. Jonathan Yoon, MD with sub-specialty concentration in 62 Active CMS HCPCS Codes ranks at the 60.71th municipal percentile and 37.5th MO percentile (-0.29σ Z-score) based on 977 billed procedures for 360 patients.
Medicare Part B line-item claims for Dr. Jonathan Yoon (63127) place 99213 at the top of the practice ledger (332 yearly units, 60.71th metro rank), rounded out by 31231 and 31575.
Cash-pay intake data for NPI 1639518673 (9701 Landmark Parkway DR Ste 201, Saint Louis) indicates $209.00 typical out-of-pocket visit spend against a $209.00 locality benchmark, paired with 9-minute average reception wait and 4.88/5 biomarker openness.
Spanning 10 years of clinical practice following 2016 graduation from medical training, Dr. Jonathan Yoon integrates 62 Active CMS HCPCS Codes diagnostics for Saint Louis metro patients.
Compared against Saint Louis, MO Otolaryngology peers
977 annual services across 360 beneficiaries
Standard deviations from MO Otolaryngology 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 Ear, Nose, Sinus & Throat Examination | 332 | 60.71th | $124 – $169 |
| 31231 | Diagnostic Rigid/Flexible Nasal & Sinus Endoscopy | 244 | 58.71th | $249 – $341 |
| 31575 | Flexible Fiberoptic Laryngoscopy Vocal Cord Inspection | 186 | 57.71th | $181 – $249 |
| 92557 | Comprehensive Pure-Tone Audiometry & Speech Recognition | 127 | 56.71th | $87 – $120 |
| 69210 | Instrumented Impacted Cerumen Removal Under Microscopy | 88 | 58.71th | $78 – $107 |
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Dr. Jonathan Yoon, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Yoon National Provider Identifier | NPI #1639518673 (MD) | CMS NPPES Registry (63127) |
| Dr. Yoon Saint Louis CMS Volume Rank | 60.71th Pct (977 CMS svcs; Z -0.291σ) | CMS Medicare Part B (MO Otolaryngology) |
| 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 • 9 min lobby wait | 3 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.76/5 Listening • 4.88/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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