Dr. Martyn Knowles, MD
4414 Lake Boone Trl, Suite 108, Raleigh, NC 27607 • +1-828-555-1957
Medical Education: Accredited U.S. Medical School (Class of 2006)
What This Doctor Actually Performs: CMS Medicare Utilization & Raleigh Percentiles
NPI #1265632731 • CBSA Regional • Vascular Surgery
Dr. Martyn Knowles, MD (NPI #1265632731) practices Vascular Surgery in Raleigh, NC (27607) with sub-specialty concentration in 122 Active CMS HCPCS Codes, recording 1,869 annual CMS services across 687 distinct beneficiaries—placing this practice as a upper-quartile active clinical volume (80th Raleigh percentile) (+0.24σ vs NC state mean, 86.75th statewide percentile).
Dr. Knowles's longitudinal care intensity (2.7 billed units per patient across 687 individuals) centers on 99214 (841 annual units) and 99213 ($165–$226 cash range).
For out-of-network patients contacting +1-828-555-1957, Dr. Knowles's practice posts a $209.00 GPCI self-pay consult estimate ($209.00 patient-logged median, 4.55/5 composite reality score over 14 submissions).
Clinical background for Dr. Knowles (MD, NPI #1265632731) includes accredited doctoral training (2006, 20 yrs in practice) and virtual + in-office availability across NC.
Compared against Raleigh, NC Vascular Surgery peers
1,869 annual services across 687 beneficiaries
Standard deviations from NC Vascular Surgery 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 | 841 | 80th | $215 – $295 |
| 99213 | Established Preventive & Chronic Care Visit | 486 | 77th | $165 – $226 |
| 93000 | In-Office 12-Lead Resting Electrocardiogram | 243 | 75th | $79 – $108 |
| G0439 | Annual Preventive Wellness & Cardiometabolic Risk Assessment | 187 | 75th | $253 – $347 |
| 99204 | Comprehensive New Patient Internal Medicine Diagnostic Visit | 112 | 76th | $300 – $411 |
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Dr. Martyn Knowles, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Knowles National Provider Identifier | NPI #1265632731 (MD) | CMS NPPES Registry (27607) |
| Dr. Knowles Raleigh CMS Volume Rank | 80.00th Pct (1,869 CMS svcs; Z +0.237σ) | CMS Medicare Part B (NC Vascular Surgery) |
| Fair Cash-Pay New-Patient Benchmark | $209.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Raleigh, NC) |
| Waiting-Room Wait Time & Cash Friendliness | $209.00 avg paid • 20 min lobby wait | 14 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.77/5 Listening • 4.73/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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