Dr. Mark Epstein, MD
131 Ornac, John Cuming Building Suite 560, Concord, MA 01742 • +1-469-555-1466
Medical Education: Accredited U.S. Medical School (Class of 2017)
What This Doctor Actually Performs: CMS Medicare Utilization & Concord Percentiles
NPI #1891760005 • CBSA Regional • Gastroenterology
Statistical peer benchmarking across MA Gastroenterology providers positions Dr. Mark Epstein, MD in Concord at +0.19σ (99th city percentile / 82.28th state percentile, 355 Medicare beneficiaries), with clinical focus spanning 31 Active CMS HCPCS Codes.
Granular CPT/HCPCS billing distribution at 131 Ornac, John Cuming Building Suite 560 shows Dr. Mark Epstein's primary concentration in Established Gastroenterology, GERD & IBD Evaluation (code 99214: 879x/yr, 99th local percentile) alongside Diagnostic Colonoscopy w/ Mucosal Tissue Biopsy (45380: 594x/yr, $205–$281).
For out-of-network patients contacting +1-469-555-1466, Dr. Epstein's practice posts a $224.00 GPCI self-pay consult estimate ($224.00 patient-logged median, 4.75/5 composite reality score over 10 submissions).
NPI registry verification (#1891760005) confirms Dr. Mark Epstein's MD standing serving CBSA 01742 with a 4.75/5 patient scorecard.
Top 10% Gastroenterology volume leader in Concord, MA
2,375 annual services across 355 beneficiaries
Standard deviations from MA 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 | 879 | 99th | $85 – $117 |
| 45380 | Diagnostic Colonoscopy w/ Mucosal Tissue Biopsy | 594 | 99.5th | $205 – $281 |
| 43239 | Upper GI Esophagogastroduodenoscopy (EGD) w/ Biopsy | 499 | 99th | $170 – $233 |
| 45385 | Colonoscopy w/ Snare Polypectomy Lesion Removal | 238 | 99.5th | $228 – $313 |
| 99204 | New Patient Digestive & Hepatology Consultation | 166 | 99.5th | $120 – $164 |
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Dr. Mark Epstein, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Epstein National Provider Identifier | NPI #1891760005 (MD) | CMS NPPES Registry (01742) |
| Dr. Epstein Concord CMS Volume Rank | 99.00th Pct (2,375 CMS svcs; Z +0.186σ) | CMS Medicare Part B (MA Gastroenterology) |
| Fair Cash-Pay New-Patient Benchmark | $224.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Concord, MA) |
| Waiting-Room Wait Time & Cash Friendliness | $224.00 avg paid • 16 min lobby wait | 10 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.55/5 Listening • 4.51/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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