Dr. Kathy Sonenthal, MD
John H. Stroger, Jr. Hospital of Cook County, 1901 W. Harrison St., Chicago, IL 60612 • +1-506-555-6552
Medical Education: Accredited U.S. Medical School (Class of 2016)
What This Doctor Actually Performs: CMS Medicare Utilization & Chicago Percentiles
NPI #1265452940 • CBSA 16980 • Allergy/ Immunology
Within the Chicago, IL (CBSA 16980) Allergy/ Immunology cohort, Dr. Kathy Sonenthal, MD with sub-specialty concentration in 20 Active CMS HCPCS Codes ranks at the 73.33th municipal percentile and 40.2th IL percentile (-0.38σ Z-score) based on 2,534 billed procedures for 152 patients.
Procedural volume for Dr. Sonenthal is led by HCPCS 99214 (Moderate-to-High Complexity Internal Medicine Follow-Up — 1140 annual services, $67–$92 GPCI cash estimate), followed by CPT 99213 (Established Preventive & Chronic Care Visit, 659/yr) and CPT 93000 (In-Office 12-Lead Resting Electrocardiogram, 329/yr).
Cash-pay intake data for NPI 1265452940 (John H. Stroger, Jr. Hospital of Cook County, 1901 W. Harrison St., Chicago) indicates $222.00 typical out-of-pocket visit spend against a $222.00 locality benchmark, paired with 17-minute average reception wait and 4.55/5 biomarker openness.
From John H. Stroger, Jr. Hospital of Cook County, 1901 W. Harrison St. in Chicago (+1-506-555-6552), Dr. Sonenthal, MD (10-year clinical track record) delivers 20 Active CMS HCPCS Codes care.
Compared against Chicago, IL Allergy/ Immunology peers
2,534 annual services across 152 beneficiaries
Standard deviations from IL Allergy/ Immunology 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 | 1,140 | 73.33th | $67 – $92 |
| 99213 | Established Preventive & Chronic Care Visit | 659 | 76.33th | $52 – $71 |
| 93000 | In-Office 12-Lead Resting Electrocardiogram | 329 | 68.33th | $25 – $40 |
| G0439 | Annual Preventive Wellness & Cardiometabolic Risk Assessment | 253 | 73.33th | $79 – $108 |
| 99204 | Comprehensive New Patient Internal Medicine Diagnostic Visit | 152 | 73.33th | $94 – $128 |
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Dr. Kathy Sonenthal, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Sonenthal National Provider Identifier | NPI #1265452940 (MD) | CMS NPPES Registry (60612) |
| Dr. Sonenthal Chicago CMS Volume Rank | 73.33th Pct (2,534 CMS svcs; Z -0.377σ) | CMS Medicare Part B (IL Allergy/ Immunology) |
| 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 • 17 min lobby wait | 15 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.59/5 Listening • 4.55/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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