Dr. Stanley Chang, MD
635 W 165th St, Box 92, New York, NY 10032 • +1-738-555-4772
Medical Education: Accredited U.S. Medical School (Class of 2016)
What This Doctor Actually Performs: CMS Medicare Utilization & New York Percentiles
NPI #1639110307 • CBSA 35620 • Ophthalmology
Within the New York, NY (CBSA 35620) Ophthalmology cohort, Dr. Stanley Chang, MD with sub-specialty concentration in 20 Active CMS HCPCS Codes ranks at the 85.17th municipal percentile and 86.57th NY percentile (+0.13σ Z-score) based on 9,297 billed procedures for 511 patients.
Procedural volume for Dr. Chang is led by HCPCS 92014 (Comprehensive Ophthalmologic Slit-Lamp & Dilated Retinal Exam — 753 annual services, $112–$154 GPCI cash estimate), followed by CPT 92134 (Scanning Computerized Ophthalmic Retinal OCT Imaging, 529/yr) and CPT 92083 (Extended Threshold Visual Field Glaucoma Perimetry, 346/yr).
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, 13-minute average reception wait, and a 4.91/5 modern protocol openness score across 15 patient logs.
Credentialed as an MD specialist with 10 years post-graduation experience since completing medical school at an LCME/COCA institution (2016), Dr. Chang coordinates 20 Active CMS HCPCS Codes workups from 635 W 165th St, Box 92 (+1-738-555-4772).
Compared against New York, NY Ophthalmology peers
9,297 annual services across 511 beneficiaries
Standard deviations from NY Ophthalmology mean utilization
Top Billed HCPCS/CPT Procedures & GPCI Self-Pay Cash Benchmarks
| HCPCS | Clinical Procedure Description | Annual Volume | Local Pct | Est. Cash Range |
|---|---|---|---|---|
| 92014 | Comprehensive Ophthalmologic Slit-Lamp & Dilated Retinal Exam | 753 | 85.17th | $112 – $154 |
| 92134 | Scanning Computerized Ophthalmic Retinal OCT Imaging | 529 | 82.17th | $62 – $85 |
| 92083 | Extended Threshold Visual Field Glaucoma Perimetry | 346 | 81.17th | $74 – $102 |
| 92004 | New Patient Complete Medical Eye & IOP Evaluation | 244 | 81.17th | $135 – $185 |
| 66984 | Extracapsular Cataract Removal w/ Intraocular Lens Implant | 163 | 84.17th | $495 – $678 |
| 96372 | Therapeutic Subcutaneous/Intramuscular Injection Administration (20 HCPCS billing breadth) | 7,261 | 85.17th | $99 – $144 |
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Dr. Stanley Chang, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Chang National Provider Identifier | NPI #1639110307 (MD) | CMS NPPES Registry (10032) |
| Dr. Chang New York CMS Volume Rank | 85.17th Pct (9,297 CMS svcs; Z +0.133σ) | CMS Medicare Part B (NY Ophthalmology) |
| 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 • 13 min lobby wait | 15 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.83/5 Listening • 4.91/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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