Dr. Dewey Mcwhirter, MD
7557 Dannaher DR Ste 240, Powell, TN 37849 • +1-430-555-7806
Medical Education: Accredited U.S. Medical School (Class of 2013)
What This Doctor Actually Performs: CMS Medicare Utilization & Powell Percentiles
NPI #1215050117 • CBSA Regional • Sleep Medicine
Anchored in Powell, TN 37849, Dr. Dewey Mcwhirter, MD (NPI 1215050117) logged 631 annual procedures (top-decile high-throughput specialist (99th percentile in Powell), 0th TN percentile, -1.45σ) with sub-specialty concentration in 13 Active CMS HCPCS Codes.
Fee-schedule auditing of NPI 1215050117 highlights 284 annual claims for 99214 (99th Powell percentile; $121–$166 self-pay corridor) plus 164 encounters under 99213 and 82 under 93000.
Cash-pay intake data for NPI 1215050117 (7557 Dannaher DR Ste 240, Powell) indicates $201.00 typical out-of-pocket visit spend against a $201.00 locality benchmark, paired with 9-minute average reception wait and 4.81/5 biomarker openness.
Clinical background for Dr. Mcwhirter (MD, NPI #1215050117) includes accredited doctoral training (2013, 13 yrs in practice) and dedicated on-site consultations at 7557 Dannaher DR Ste 240.
Top 10% Sleep Medicine volume leader in Powell, TN
631 annual services across 367 beneficiaries
Standard deviations from TN Sleep 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 | 284 | 99th | $121 – $166 |
| 99213 | Established Preventive & Chronic Care Visit | 164 | 98th | $93 – $127 |
| 93000 | In-Office 12-Lead Resting Electrocardiogram | 82 | 99.5th | $44 – $61 |
| G0439 | Annual Preventive Wellness & Cardiometabolic Risk Assessment | 63 | 96th | $142 – $195 |
| 99204 | Comprehensive New Patient Internal Medicine Diagnostic Visit | 38 | 95th | $169 – $231 |
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Dr. Dewey Mcwhirter, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Mcwhirter National Provider Identifier | NPI #1215050117 (MD) | CMS NPPES Registry (37849) |
| Dr. Mcwhirter Powell CMS Volume Rank | 99.00th Pct (631 CMS svcs; Z -1.453σ) | CMS Medicare Part B (TN Sleep Medicine) |
| Fair Cash-Pay New-Patient Benchmark | $201.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Powell, TN) |
| Waiting-Room Wait Time & Cash Friendliness | $201.00 avg paid • 9 min lobby wait | 9 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.70/5 Listening • 4.81/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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