Dr. William Seiden, MD
800 N Westmoreland Rd Ste 201, Lake Forest, IL 60045 • +1-492-555-4211
Medical Education: Accredited U.S. Medical School (Class of 2018)
What This Doctor Actually Performs: CMS Medicare Utilization & Lake Forest Percentiles
NPI #1407915978 • CBSA Regional • Internal Medicine
CMS Medicare Part B utilization records credit Dr. William Seiden (MD, NPI 1407915978) at 800 N Westmoreland Rd Ste 201 in Lake Forest with 1,787 annual clinical services (280 beneficiaries), corresponding to a -0.13σ regional deviation and upper-quartile active clinical volume (81.82th Lake Forest percentile) with sub-specialty concentration in 36 Active CMS HCPCS Codes.
Procedural volume for Dr. Seiden is led by HCPCS 99214 (Moderate-to-High Complexity Internal Medicine Follow-Up — 746 annual services, $153–$210 GPCI cash estimate), followed by CPT 99213 (Established Preventive & Chronic Care Visit, 431/yr) and CPT 93000 (In-Office 12-Lead Resting Electrocardiogram, 215/yr).
Uninsured and high-deductible cash patients visiting Dr. William Seiden in Lake Forest (60045) face an estimated $218.00 initial evaluation fee at 800 N Westmoreland Rd Ste 201 (hybrid in-clinic and telehealth video consults; 9-minute average reception wait; bedside manner 4.77/5 from 17 verified reports).
NPI registry verification (#1407915978) confirms Dr. William Seiden's MD standing serving CBSA 60045 with a 4.94/5 patient scorecard.
Compared against Lake Forest, IL Internal Medicine peers
1,787 annual services across 280 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 | 746 | 81.82th | $153 – $210 |
| 99213 | Established Preventive & Chronic Care Visit | 431 | 80.82th | $117 – $160 |
| 93000 | In-Office 12-Lead Resting Electrocardiogram | 215 | 78.82th | $56 – $77 |
| G0439 | Annual Preventive Wellness & Cardiometabolic Risk Assessment | 166 | 78.82th | $180 – $246 |
| 99204 | Comprehensive New Patient Internal Medicine Diagnostic Visit | 99 | 83.82th | $213 – $292 |
| 96372 | Therapeutic Subcutaneous/Intramuscular Injection Administration (36 HCPCS billing breadth) | 130 | 81.82th | $138 – $200 |
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Dr. William Seiden, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Seiden National Provider Identifier | NPI #1407915978 (MD) | CMS NPPES Registry (60045) |
| Dr. Seiden Lake Forest CMS Volume Rank | 81.82th Pct (1,787 CMS svcs; Z -0.132σ) | CMS Medicare Part B (IL Internal Medicine) |
| Fair Cash-Pay New-Patient Benchmark | $218.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Lake Forest, IL) |
| Waiting-Room Wait Time & Cash Friendliness | $218.00 avg paid • 9 min lobby wait | 17 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.77/5 Listening • 4.88/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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