Dr. John Key, DO
5900 Byron Center Ave Sw, Wyoming, MI 49519 • +1-714-555-5803
Medical Education: Accredited U.S. Medical School (Class of 2010)
What This Doctor Actually Performs: CMS Medicare Utilization & Wyoming Percentiles
NPI #1134103732 • CBSA Regional • Cardiology
Operating out of Wyoming, MI (5900 Byron Center Ave Sw), Cardiology clinician Dr. John Key, DO (accredited MD/DO training, 2010) maintains a upper-quartile active clinical volume (72.73th Wyoming percentile) (30.47th MI percentile; Z-score -0.53σ across 1,680 documented services) with sub-specialty concentration in 37 Active CMS HCPCS Codes.
Procedural volume for Dr. Key is led by HCPCS 99214 (Established Cardiology Consultation & Hemodynamic Review — 638 annual services, $72–$99 GPCI cash estimate), followed by CPT 93000 (12-Lead Resting Electrocardiogram (ECG) w/ Interpretation, 470/yr) and CPT 93306 (Complete Transthoracic Echocardiography w/ Doppler & Color Flow, 302/yr).
Cash-pay intake data for NPI 1134103732 (5900 Byron Center Ave Sw, Wyoming) indicates $209.00 typical out-of-pocket visit spend against a $209.00 locality benchmark, paired with 17-minute average reception wait and 4.45/5 biomarker openness.
NPI registry verification (#1134103732) confirms Dr. John Key's DO standing serving CBSA 49519 with a 4.90/5 patient scorecard.
Compared against Wyoming, MI Cardiology peers
1,680 annual services across 983 beneficiaries
Standard deviations from MI Cardiology 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 Cardiology Consultation & Hemodynamic Review | 638 | 72.73th | $72 – $99 |
| 93000 | 12-Lead Resting Electrocardiogram (ECG) w/ Interpretation | 470 | 73.73th | $28 – $43 |
| 93306 | Complete Transthoracic Echocardiography w/ Doppler & Color Flow | 302 | 74.73th | $135 – $184 |
| 93224 | 24-Hour Ambulatory ECG Rhythm Monitoring & Analysis | 168 | 75.73th | $85 – $116 |
| 99204 | Comprehensive New Patient Cardiovascular Risk Evaluation | 101 | 69.73th | $103 – $142 |
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Dr. John Key, DO Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Key National Provider Identifier | NPI #1134103732 (DO) | CMS NPPES Registry (49519) |
| Dr. Key Wyoming CMS Volume Rank | 72.73th Pct (1,680 CMS svcs; Z -0.528σ) | CMS Medicare Part B (MI Cardiology) |
| Fair Cash-Pay New-Patient Benchmark | $209.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Wyoming, MI) |
| Waiting-Room Wait Time & Cash Friendliness | $209.00 avg paid • 17 min lobby wait | 21 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.96/5 Listening • 4.45/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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