Dr. David Greenberg, MD
450 W Highway 22, Barrington, IL 60010 • +1-413-555-5206
Medical Education: Accredited U.S. Medical School (Class of 1998)
What This Doctor Actually Performs: CMS Medicare Utilization & Barrington Percentiles
NPI #1598705659 • CBSA Regional • Emergency Medicine
Within the Barrington, IL (CBSA local) Emergency Medicine cohort, Dr. David Greenberg, MD with sub-specialty concentration in 46 Active CMS HCPCS Codes ranks at the 76.92th municipal percentile and 83.94th IL percentile (-0.04σ Z-score) based on 1,306 billed procedures for 883 patients.
Fee-schedule auditing of NPI 1598705659 highlights 588 annual claims for 99214 (76.92th Barrington percentile; $209–$286 self-pay corridor) plus 340 encounters under 99213 and 170 under 93000.
Self-pay new patient consultations with Dr. Greenberg (CPT 99204 GPCI-adjusted benchmark) estimate around $218.00 (community reported average: $218.00) with in-person clinic visits only, 11-minute average reception wait, and a 4.58/5 modern protocol openness score across 9 patient logs.
Clinical background for Dr. Greenberg (MD, NPI #1598705659) includes accredited doctoral training (1998, 28 yrs in practice) and dedicated on-site consultations at 450 W Highway 22.
Compared against Barrington, IL Emergency Medicine peers
1,306 annual services across 883 beneficiaries
Standard deviations from IL Emergency 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 | 588 | 76.92th | $209 – $286 |
| 99213 | Established Preventive & Chronic Care Visit | 340 | 74.92th | $160 – $219 |
| 93000 | In-Office 12-Lead Resting Electrocardiogram | 170 | 76.92th | $76 – $105 |
| G0439 | Annual Preventive Wellness & Cardiometabolic Risk Assessment | 131 | 77.92th | $245 – $336 |
| 99204 | Comprehensive New Patient Internal Medicine Diagnostic Visit | 78 | 77.92th | $291 – $398 |
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Dr. David Greenberg, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Greenberg National Provider Identifier | NPI #1598705659 (MD) | CMS NPPES Registry (60010) |
| Dr. Greenberg Barrington CMS Volume Rank | 76.92th Pct (1,306 CMS svcs; Z -0.044σ) | CMS Medicare Part B (IL Emergency Medicine) |
| Fair Cash-Pay New-Patient Benchmark | $218.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Barrington, IL) |
| Waiting-Room Wait Time & Cash Friendliness | $218.00 avg paid • 11 min lobby wait | 9 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.58/5 Listening • 4.58/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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