Dr. Keith Chang, MD
217 Grand St # 302, New York, NY 10013 • +1-855-555-4401
Medical Education: Accredited U.S. Medical School (Class of 1997)
What This Doctor Actually Performs: CMS Medicare Utilization & New York Percentiles
NPI #1588703995 • CBSA 35620 • Ophthalmology
Dr. Keith Chang, MD (NPI #1588703995) practices Ophthalmology in New York, NY (10013) with sub-specialty concentration in 29 Active CMS HCPCS Codes, recording 1,593 annual CMS services across 273 distinct beneficiaries—placing this practice as a focused low-volume boutique caseload (27.76th New York percentile) (-0.26σ vs NY state mean, 26.86th statewide percentile).
Procedural volume for Dr. Chang is led by HCPCS 92014 (Comprehensive Ophthalmologic Slit-Lamp & Dilated Retinal Exam — 589 annual services, $167–$228 GPCI cash estimate), followed by CPT 92134 (Scanning Computerized Ophthalmic Retinal OCT Imaging, 414/yr) and CPT 92083 (Extended Threshold Visual Field Glaucoma Perimetry, 271/yr).
Cash-pay intake data for NPI 1588703995 (217 Grand St # 302, New York) indicates $239.00 typical out-of-pocket visit spend against a $239.00 locality benchmark, paired with 17-minute average reception wait and 4.92/5 biomarker openness.
Patients evaluating Dr. Keith Chang in ZIP 10013 note 29 years of post-doctoral tenure (null, 1997) alongside 5.8 annual CMS procedures per patient.
Compared against New York, NY Ophthalmology peers
1,593 annual services across 273 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 | 589 | 27.76th | $167 – $228 |
| 92134 | Scanning Computerized Ophthalmic Retinal OCT Imaging | 414 | 28.76th | $92 – $126 |
| 92083 | Extended Threshold Visual Field Glaucoma Perimetry | 271 | 22.76th | $110 – $151 |
| 92004 | New Patient Complete Medical Eye & IOP Evaluation | 191 | 30.76th | $201 – $275 |
| 66984 | Extracapsular Cataract Removal w/ Intraocular Lens Implant | 127 | 27.76th | $735 – $1007 |
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Dr. Keith Chang, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Chang National Provider Identifier | NPI #1588703995 (MD) | CMS NPPES Registry (10013) |
| Dr. Chang New York CMS Volume Rank | 27.76th Pct (1,593 CMS svcs; Z -0.264σ) | 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 • 17 min lobby wait | 5 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.82/5 Listening • 4.92/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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