Dr. Alan Wang, MD
100 Spalding DR, Ste 208, Naperville, IL 60540 • +1-929-555-2959
Medical Education: Accredited U.S. Medical School (Class of 2003)
What This Doctor Actually Performs: CMS Medicare Utilization & Naperville Percentiles
NPI #1831376359 • CBSA Regional • Gastroenterology
Within the Naperville, IL (CBSA local) Gastroenterology cohort, Dr. Alan Wang, MD with sub-specialty concentration in 57 Active CMS HCPCS Codes ranks at the 31.25th municipal percentile and 13.31th IL percentile (-0.28σ Z-score) based on 767 billed procedures for 384 patients.
Among 5 tracked CMS fee-schedule codes for Dr. Wang (averaging 2.0 services per beneficiary), 99214 (Established Gastroenterology, GERD & IBD Evaluation) represents 37% of tracked volume (284 encounters), paired with 45380 (192x).
Uninsured and high-deductible cash patients visiting Dr. Alan Wang in Naperville (60540) face an estimated $218.00 initial evaluation fee at 100 Spalding DR, Ste 208 (hybrid in-clinic and telehealth video consults; 20-minute average reception wait; bedside manner 4.66/5 from 26 verified reports).
NPI registry verification (#1831376359) confirms Dr. Alan Wang's MD standing serving CBSA 60540 with a 4.71/5 patient scorecard.
Compared against Naperville, IL Gastroenterology peers
767 annual services across 384 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 | 284 | 31.25th | $235 – $321 |
| 45380 | Diagnostic Colonoscopy w/ Mucosal Tissue Biopsy | 192 | 26.25th | $565 – $774 |
| 43239 | Upper GI Esophagogastroduodenoscopy (EGD) w/ Biopsy | 161 | 26.25th | $469 – $643 |
| 45385 | Colonoscopy w/ Snare Polypectomy Lesion Removal | 77 | 32.25th | $629 – $862 |
| 99204 | New Patient Digestive & Hepatology Consultation | 54 | 34.25th | $331 – $453 |
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Dr. Alan Wang, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Wang National Provider Identifier | NPI #1831376359 (MD) | CMS NPPES Registry (60540) |
| Dr. Wang Naperville CMS Volume Rank | 31.25th Pct (767 CMS svcs; Z -0.285σ) | CMS Medicare Part B (IL Gastroenterology) |
| Fair Cash-Pay New-Patient Benchmark | $218.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Naperville, IL) |
| Waiting-Room Wait Time & Cash Friendliness | $218.00 avg paid • 20 min lobby wait | 26 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.66/5 Listening • 4.57/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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