Dr. Stephen Ang, MD
1054 M L King DR, Suite 120, Centralia, IL 62801 • +1-978-555-3388
Medical Education: Accredited U.S. Medical School (Class of 2011)
What This Doctor Actually Performs: CMS Medicare Utilization & Centralia Percentiles
NPI #1346251071 • CBSA Regional • Gastroenterology
Statistical peer benchmarking across IL Gastroenterology providers positions Dr. Stephen Ang, MD in Centralia at +0.02σ (99th city percentile / 79.26th state percentile, 670 Medicare beneficiaries), with clinical focus spanning 23 Active CMS HCPCS Codes.
Fee-schedule auditing of NPI 1346251071 highlights 1057 annual claims for 99214 (99th Centralia percentile; $122–$168 self-pay corridor) plus 714 encounters under 45380 and 600 under 43239.
Self-pay new patient consultations with Dr. Ang (CPT 99204 GPCI-adjusted benchmark) estimate around $218.00 (community reported average: $218.00) with hybrid in-clinic and telehealth video consults, 10-minute average reception wait, and a 4.92/5 modern protocol openness score across 10 patient logs.
Credentialed as an MD specialist with 15 years post-graduation experience since completing medical school at an LCME/COCA institution (2011), Dr. Ang coordinates 23 Active CMS HCPCS Codes workups from 1054 M L King DR, Suite 120 (+1-978-555-3388).
Top 10% Gastroenterology volume leader in Centralia, IL
2,857 annual services across 670 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 | 1,057 | 99th | $122 – $168 |
| 45380 | Diagnostic Colonoscopy w/ Mucosal Tissue Biopsy | 714 | 99.5th | $295 – $404 |
| 43239 | Upper GI Esophagogastroduodenoscopy (EGD) w/ Biopsy | 600 | 99.5th | $245 – $336 |
| 45385 | Colonoscopy w/ Snare Polypectomy Lesion Removal | 286 | 97th | $328 – $450 |
| 99204 | New Patient Digestive & Hepatology Consultation | 200 | 99.5th | $173 – $237 |
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Dr. Stephen Ang, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Ang National Provider Identifier | NPI #1346251071 (MD) | CMS NPPES Registry (62801) |
| Dr. Ang Centralia CMS Volume Rank | 99.00th Pct (2,857 CMS svcs; Z +0.019σ) | CMS Medicare Part B (IL Gastroenterology) |
| Fair Cash-Pay New-Patient Benchmark | $218.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Centralia, IL) |
| Waiting-Room Wait Time & Cash Friendliness | $218.00 avg paid • 10 min lobby wait | 10 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.70/5 Listening • 4.92/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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