Dr. Michael Greenspan, MD
133 E Brush Hill Rd Ste 310, Elmhurst, IL 60126 • +1-677-555-3761
Medical Education: Accredited U.S. Medical School (Class of 2000)
What This Doctor Actually Performs: CMS Medicare Utilization & Elmhurst Percentiles
NPI #1942520127 • CBSA Regional • Gastroenterology
Statistical peer benchmarking across IL Gastroenterology providers positions Dr. Michael Greenspan, MD in Elmhurst at -0.30σ (0th city percentile / 4.33th state percentile, 311 Medicare beneficiaries), with clinical focus spanning 44 Active CMS HCPCS Codes.
Among 5 tracked CMS fee-schedule codes for Dr. Greenspan (averaging 2.2 services per beneficiary), 99214 (Established Gastroenterology, GERD & IBD Evaluation) represents 37% of tracked volume (252 encounters), paired with 45380 (171x).
Cash-pay intake data for NPI 1942520127 (133 E Brush Hill Rd Ste 310, Elmhurst) indicates $218.00 typical out-of-pocket visit spend against a $218.00 locality benchmark, paired with 14-minute average reception wait and 4.91/5 biomarker openness.
Patients evaluating Dr. Michael Greenspan in ZIP 60126 note 26 years of post-doctoral tenure (null, 2000) alongside 2.2 annual CMS procedures per patient.
Compared against Elmhurst, IL Gastroenterology peers
682 annual services across 311 beneficiaries
Standard deviations from IL Gastroenterology mean utilization
Top Billed HCPCS/CPT Procedures & GPCI Self-Pay Cash Benchmarks
| HCPCS | Clinical Procedure Description | Annual Volume | Local Pct | Est. Cash Range |
|---|---|---|---|---|
| 99214 | Established Gastroenterology, GERD & IBD Evaluation | 252 | 12th | $221 – $303 |
| 45380 | Diagnostic Colonoscopy w/ Mucosal Tissue Biopsy | 171 | 12th | $533 – $731 |
| 43239 | Upper GI Esophagogastroduodenoscopy (EGD) w/ Biopsy | 143 | 12th | $443 – $607 |
| 45385 | Colonoscopy w/ Snare Polypectomy Lesion Removal | 68 | 12th | $594 – $813 |
| 99204 | New Patient Digestive & Hepatology Consultation | 48 | 12th | $312 – $427 |
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Dr. Michael Greenspan, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Greenspan National Provider Identifier | NPI #1942520127 (MD) | CMS NPPES Registry (60126) |
| Dr. Greenspan Elmhurst CMS Volume Rank | 0.00th Pct (682 CMS svcs; Z -0.298σ) | CMS Medicare Part B (IL Gastroenterology) |
| Fair Cash-Pay New-Patient Benchmark | $218.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Elmhurst, IL) |
| Waiting-Room Wait Time & Cash Friendliness | $218.00 avg paid • 14 min lobby wait | 26 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.60/5 Listening • 4.91/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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