Dr. Merlyn D'souza, MD
5600 W Addison St, Suite Ll001, Chicago, IL 60634 • +1-842-555-4377
Medical Education: Accredited U.S. Medical School (Class of 2001)
What This Doctor Actually Performs: CMS Medicare Utilization & Chicago Percentiles
NPI #1578501086 • CBSA 16980 • Internal Medicine
Anchored in Chicago, IL 60634, Dr. Merlyn D'souza, MD (NPI 1578501086) logged 2,977 annual procedures (upper-quartile active clinical volume (85.96th Chicago percentile), 79.25th IL percentile, -0.03σ) with sub-specialty concentration in 20 Active CMS HCPCS Codes.
Granular CPT/HCPCS billing distribution at 5600 W Addison St, Suite Ll001 shows Dr. Merlyn D'souza's primary concentration in Moderate-to-High Complexity Internal Medicine Follow-Up (code 99214: 1340x/yr, 85.96th local percentile) alongside Established Preventive & Chronic Care Visit (99213: 774x/yr, $86–$117).
Self-pay new patient consultations with Dr. D'souza (CPT 99204 GPCI-adjusted benchmark) estimate around $222.00 (community reported average: $222.00) with in-person clinic visits only, 22-minute average reception wait, and a 4.76/5 modern protocol openness score across 12 patient logs.
Spanning 25 years of clinical practice following 2001 graduation from medical training, Dr. Merlyn D'souza integrates 20 Active CMS HCPCS Codes diagnostics for Chicago metro patients.
Compared against Chicago, IL Internal Medicine peers
2,977 annual services across 305 beneficiaries
Standard deviations from IL 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 | 1,340 | 85.96th | $112 – $153 |
| 99213 | Established Preventive & Chronic Care Visit | 774 | 88.96th | $86 – $117 |
| 93000 | In-Office 12-Lead Resting Electrocardiogram | 387 | 85.96th | $41 – $56 |
| G0439 | Annual Preventive Wellness & Cardiometabolic Risk Assessment | 298 | 80.96th | $131 – $180 |
| 99204 | Comprehensive New Patient Internal Medicine Diagnostic Visit | 179 | 88.96th | $156 – $213 |
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Dr. Merlyn D'souza, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. D'souza National Provider Identifier | NPI #1578501086 (MD) | CMS NPPES Registry (60634) |
| Dr. D'souza Chicago CMS Volume Rank | 85.96th Pct (2,977 CMS svcs; Z -0.029σ) | CMS Medicare Part B (IL Internal Medicine) |
| 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 • 22 min lobby wait | 12 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.74/5 Listening • 4.76/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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