Dr. Christopher Walker, MD
20 Paddocks Blvd, Hilton Head Island, SC 29926 • +1-754-555-3541
Medical Education: Accredited U.S. Medical School (Class of 2006)
What This Doctor Actually Performs: CMS Medicare Utilization & Hilton Head Island Percentiles
NPI #1114230323 • CBSA Regional • Internal Medicine
Within the Hilton Head Island, SC (CBSA local) Internal Medicine cohort, Dr. Christopher Walker, MD with sub-specialty concentration in 23 Active CMS HCPCS Codes ranks at the 33.33th municipal percentile and 69.59th SC percentile (-0.08σ Z-score) based on 3,384 billed procedures for 690 patients.
Granular CPT/HCPCS billing distribution at 20 Paddocks Blvd shows Dr. Christopher Walker's primary concentration in Moderate-to-High Complexity Internal Medicine Follow-Up (code 99214: 1523x/yr, 33.33th local percentile) alongside Established Preventive & Chronic Care Visit (99213: 880x/yr, $108–$148).
Direct cash-pay transparency modeling sets Dr. Walker's baseline new-consult rate near $209.00 in Hilton Head Island, SC (cash-pay accepted, hybrid in-clinic and telehealth video consults, 11-minute average reception wait).
From 20 Paddocks Blvd in Hilton Head Island (+1-754-555-3541), Dr. Walker, MD (20-year clinical track record) delivers 23 Active CMS HCPCS Codes care.
Compared against Hilton Head Island, SC Internal Medicine peers
3,384 annual services across 690 beneficiaries
Standard deviations from SC Internal 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 | 1,523 | 33.33th | $141 – $193 |
| 99213 | Established Preventive & Chronic Care Visit | 880 | 38.33th | $108 – $148 |
| 93000 | In-Office 12-Lead Resting Electrocardiogram | 440 | 36.33th | $51 – $71 |
| G0439 | Annual Preventive Wellness & Cardiometabolic Risk Assessment | 338 | 28.33th | $165 – $227 |
| 99204 | Comprehensive New Patient Internal Medicine Diagnostic Visit | 203 | 29.33th | $196 – $269 |
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Dr. Christopher Walker, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Walker National Provider Identifier | NPI #1114230323 (MD) | CMS NPPES Registry (29926) |
| Dr. Walker Hilton Head Island CMS Volume Rank | 33.33th Pct (3,384 CMS svcs; Z -0.078σ) | CMS Medicare Part B (SC Internal Medicine) |
| Fair Cash-Pay New-Patient Benchmark | $209.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Hilton Head Island, SC) |
| Waiting-Room Wait Time & Cash Friendliness | $209.00 avg paid • 11 min lobby wait | 17 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.65/5 Listening • 4.58/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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