Dr. William Leslie, MD
1725 W Harrison St, Suite 1010, Chicago, IL 60612 • +1-506-555-8835
Medical Education: Accredited U.S. Medical School (Class of 1997)
What This Doctor Actually Performs: CMS Medicare Utilization & Chicago Percentiles
NPI #1538129275 • CBSA 16980 • Hematology-Oncology
Anchored in Chicago, IL 60612, Dr. William Leslie, MD (NPI 1538129275) logged 777 annual procedures (focused low-volume boutique caseload (12.07th Chicago percentile), 7.94th IL percentile, -0.67σ) with sub-specialty concentration in 16 Active CMS HCPCS Codes.
Granular CPT/HCPCS billing distribution at 1725 W Harrison St, Suite 1010 shows Dr. William Leslie's primary concentration in Moderate-to-High Complexity Internal Medicine Follow-Up (code 99214: 350x/yr, 12.07th local percentile) alongside Established Preventive & Chronic Care Visit (99213: 202x/yr, $180–$246).
For out-of-network patients contacting +1-506-555-8835, Dr. Leslie's practice posts a $222.00 GPCI self-pay consult estimate ($222.00 patient-logged median, 4.62/5 composite reality score over 5 submissions).
NPI registry verification (#1538129275) confirms Dr. William Leslie's MD standing serving CBSA 16980 with a 4.62/5 patient scorecard.
Compared against Chicago, IL Hematology-Oncology peers
777 annual services across 244 beneficiaries
Standard deviations from IL Hematology-Oncology 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 | 350 | 12.07th | $235 – $322 |
| 99213 | Established Preventive & Chronic Care Visit | 202 | 16.07th | $180 – $246 |
| 93000 | In-Office 12-Lead Resting Electrocardiogram | 101 | 16.07th | $86 – $118 |
| G0439 | Annual Preventive Wellness & Cardiometabolic Risk Assessment | 78 | 16.07th | $276 – $378 |
| 99204 | Comprehensive New Patient Internal Medicine Diagnostic Visit | 47 | 12th | $327 – $448 |
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Dr. William Leslie, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Leslie National Provider Identifier | NPI #1538129275 (MD) | CMS NPPES Registry (60612) |
| Dr. Leslie Chicago CMS Volume Rank | 12.07th Pct (777 CMS svcs; Z -0.672σ) | CMS Medicare Part B (IL Hematology-Oncology) |
| Fair Cash-Pay New-Patient Benchmark | $222.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Chicago, IL) |
| Waiting-Room Wait Time & Cash Friendliness | $222.00 avg paid • 9 min lobby wait | 5 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.88/5 Listening • 4.59/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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