Dr. Nelson Chuang, MD
7109 Guilford DR Ste 300, Frederick, MD 21704 • +1-819-555-6850
Medical Education: Accredited U.S. Medical School (Class of 2004)
What This Doctor Actually Performs: CMS Medicare Utilization & Frederick Percentiles
NPI #1336427004 • CBSA Regional • Gastroenterology
CMS Medicare Part B utilization records credit Dr. Nelson Chuang (MD, NPI 1336427004) at 7109 Guilford DR Ste 300 in Frederick with 930 annual clinical services (449 beneficiaries), corresponding to a -0.43σ regional deviation and focused low-volume boutique caseload (23.08th Frederick percentile) with sub-specialty concentration in 33 Active CMS HCPCS Codes.
Procedural volume for Dr. Chuang is led by HCPCS 99214 (Established Gastroenterology, GERD & IBD Evaluation — 344 annual services, $197–$269 GPCI cash estimate), followed by CPT 45380 (Diagnostic Colonoscopy w/ Mucosal Tissue Biopsy, 233/yr) and CPT 43239 (Upper GI Esophagogastroduodenoscopy (EGD) w/ Biopsy, 195/yr).
Cash-pay intake data for NPI 1336427004 (7109 Guilford DR Ste 300, Frederick) indicates $209.00 typical out-of-pocket visit spend against a $209.00 locality benchmark, paired with 18-minute average reception wait and 4.82/5 biomarker openness.
Clinical background for Dr. Chuang (MD, NPI #1336427004) includes accredited doctoral training (2004, 22 yrs in practice) and dedicated on-site consultations at 7109 Guilford DR Ste 300.
Compared against Frederick, MD Gastroenterology peers
930 annual services across 449 beneficiaries
Standard deviations from MD 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 | 344 | 23.08th | $197 – $269 |
| 45380 | Diagnostic Colonoscopy w/ Mucosal Tissue Biopsy | 233 | 18.08th | $474 – $649 |
| 43239 | Upper GI Esophagogastroduodenoscopy (EGD) w/ Biopsy | 195 | 21.08th | $393 – $539 |
| 45385 | Colonoscopy w/ Snare Polypectomy Lesion Removal | 93 | 18.08th | $527 – $723 |
| 99204 | New Patient Digestive & Hepatology Consultation | 65 | 20.08th | $277 – $380 |
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Dr. Nelson Chuang, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Chuang National Provider Identifier | NPI #1336427004 (MD) | CMS NPPES Registry (21704) |
| Dr. Chuang Frederick CMS Volume Rank | 23.08th Pct (930 CMS svcs; Z -0.432σ) | CMS Medicare Part B (MD Gastroenterology) |
| Fair Cash-Pay New-Patient Benchmark | $209.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Frederick, MD) |
| Waiting-Room Wait Time & Cash Friendliness | $209.00 avg paid • 18 min lobby wait | 24 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.66/5 Listening • 4.82/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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