Dr. Peter Chang, MD
1049 Park Ave, New York, NY 10028 • +1-547-555-2582
Medical Education: Accredited U.S. Medical School (Class of 2010)
What This Doctor Actually Performs: CMS Medicare Utilization & New York Percentiles
NPI #1619995610 • CBSA 35620 • Gastroenterology
Within the New York, NY (CBSA 35620) Gastroenterology cohort, Dr. Peter Chang, MD with sub-specialty concentration in 40 Active CMS HCPCS Codes ranks at the 96.97th municipal percentile and 96.19th NY percentile (+1.67σ Z-score) based on 9,085 billed procedures for 262 patients.
Medicare Part B line-item claims for Dr. Peter Chang (10028) place 99214 at the top of the practice ledger (360 yearly units, 96.97th metro rank), rounded out by 45380 and 43239.
Self-pay new patient consultations with Dr. Chang (CPT 99204 GPCI-adjusted benchmark) estimate around $239.00 (community reported average: $239.00) with in-person clinic visits only, 15-minute average reception wait, and a 4.93/5 modern protocol openness score across 15 patient logs.
Clinical background for Dr. Chang (MD, NPI #1619995610) includes accredited doctoral training (2010, 16 yrs in practice) and dedicated on-site consultations at 1049 Park Ave.
Top 10% Gastroenterology volume leader in New York, NY
9,085 annual services across 262 beneficiaries
Standard deviations from NY 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 | 360 | 96.97th | $50 – $68 |
| 45380 | Diagnostic Colonoscopy w/ Mucosal Tissue Biopsy | 243 | 91.97th | $120 – $164 |
| 43239 | Upper GI Esophagogastroduodenoscopy (EGD) w/ Biopsy | 204 | 97.97th | $99 – $136 |
| 45385 | Colonoscopy w/ Snare Polypectomy Lesion Removal | 97 | 92.97th | $133 – $183 |
| 99204 | New Patient Digestive & Hepatology Consultation | 68 | 95.97th | $70 – $96 |
| 96372 | Therapeutic Subcutaneous/Intramuscular Injection Administration (40 HCPCS billing breadth) | 8,113 | 96.97th | $47 – $68 |
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Dr. Peter Chang, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Chang National Provider Identifier | NPI #1619995610 (MD) | CMS NPPES Registry (10028) |
| Dr. Chang New York CMS Volume Rank | 96.97th Pct (9,085 CMS svcs; Z +1.668σ) | CMS Medicare Part B (NY Gastroenterology) |
| Fair Cash-Pay New-Patient Benchmark | $239.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (New York, NY) |
| Waiting-Room Wait Time & Cash Friendliness | $239.00 avg paid • 15 min lobby wait | 15 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.92/5 Listening • 4.93/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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