Dr. Karen Rhea, MD
7744 Conner Rd, Powell, TN 37849 • +1-430-555-6585
Medical Education: Accredited U.S. Medical School (Class of 2005)
What This Doctor Actually Performs: CMS Medicare Utilization & Powell Percentiles
NPI #1770994691 • CBSA Regional • Geriatric Medicine
Within the Powell, TN (CBSA local) Geriatric Medicine cohort, Dr. Karen Rhea, MD with sub-specialty concentration in 157 Active CMS HCPCS Codes ranks at the 99th municipal percentile and 93.33th TN percentile (+2.18σ Z-score) based on 8,174 billed procedures for 364 patients.
Fee-schedule auditing of NPI 1770994691 highlights 3498 annual claims for 99214 (99th Powell percentile; $45–$62 self-pay corridor) plus 2021 encounters under 99213 and 1010 under 93000.
Uninsured and high-deductible cash patients visiting Dr. Karen Rhea in Powell (37849) face an estimated $201.00 initial evaluation fee at 7744 Conner Rd (hybrid in-clinic and telehealth video consults; 11-minute average reception wait; bedside manner 4.67/5 from 7 verified reports).
Spanning 21 years of clinical practice following 2005 graduation from medical training, Dr. Karen Rhea integrates 157 Active CMS HCPCS Codes diagnostics for Powell metro patients.
Top 10% Geriatric Medicine volume leader in Powell, TN
8,174 annual services across 364 beneficiaries
Standard deviations from TN Geriatric 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 | 3,498 | 99th | $45 – $62 |
| 99213 | Established Preventive & Chronic Care Visit | 2,021 | 98th | $35 – $50 |
| 93000 | In-Office 12-Lead Resting Electrocardiogram | 1,010 | 99.5th | $25 – $40 |
| G0439 | Annual Preventive Wellness & Cardiometabolic Risk Assessment | 777 | 99.5th | $53 – $73 |
| 99204 | Comprehensive New Patient Internal Medicine Diagnostic Visit | 466 | 99.5th | $63 – $86 |
| 96372 | Therapeutic Subcutaneous/Intramuscular Injection Administration (157 HCPCS billing breadth) | 401 | 99th | $45 – $65 |
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Dr. Karen Rhea, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Rhea National Provider Identifier | NPI #1770994691 (MD) | CMS NPPES Registry (37849) |
| Dr. Rhea Powell CMS Volume Rank | 99.00th Pct (8,174 CMS svcs; Z +2.178σ) | CMS Medicare Part B (TN Geriatric 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 • 11 min lobby wait | 7 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.67/5 Listening • 4.71/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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