Dr. Yang Sun, MD
300 Pasteur DR, Stanford, CA 94305 • +1-710-555-3531
Medical Education: Accredited U.S. Medical School (Class of 1995)
What This Doctor Actually Performs: CMS Medicare Utilization & Stanford Percentiles
NPI #1215117296 • CBSA Regional • Ophthalmology
Within the Stanford, CA (CBSA local) Ophthalmology cohort, Dr. Yang Sun, MD with sub-specialty concentration in 22 Active CMS HCPCS Codes ranks at the 46.88th municipal percentile and 21.19th CA percentile (-0.39σ Z-score) based on 1,462 billed procedures for 467 patients.
Fee-schedule auditing of NPI 1215117296 highlights 541 annual claims for 92014 (46.88th Stanford percentile; $195–$267 self-pay corridor) plus 380 encounters under 92134 and 249 under 92083.
Uninsured and high-deductible cash patients visiting Dr. Yang Sun in Stanford (94305) face an estimated $239.00 initial evaluation fee at 300 Pasteur DR (in-person clinic visits only; 9-minute average reception wait; bedside manner 4.70/5 from 9 verified reports).
NPI registry verification (#1215117296) confirms Dr. Yang Sun's MD standing serving CBSA 94305 with a 4.66/5 patient scorecard.
Compared against Stanford, CA Ophthalmology peers
1,462 annual services across 467 beneficiaries
Standard deviations from CA 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 | 541 | 46.88th | $195 – $267 |
| 92134 | Scanning Computerized Ophthalmic Retinal OCT Imaging | 380 | 50.88th | $107 – $147 |
| 92083 | Extended Threshold Visual Field Glaucoma Perimetry | 249 | 43.88th | $129 – $177 |
| 92004 | New Patient Complete Medical Eye & IOP Evaluation | 175 | 44.88th | $235 – $322 |
| 66984 | Extracapsular Cataract Removal w/ Intraocular Lens Implant | 117 | 49.88th | $859 – $1177 |
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Dr. Yang Sun, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Sun National Provider Identifier | NPI #1215117296 (MD) | CMS NPPES Registry (94305) |
| Dr. Sun Stanford CMS Volume Rank | 46.88th Pct (1,462 CMS svcs; Z -0.390σ) | CMS Medicare Part B (CA Ophthalmology) |
| Fair Cash-Pay New-Patient Benchmark | $239.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Stanford, CA) |
| Waiting-Room Wait Time & Cash Friendliness | $239.00 avg paid • 9 min lobby wait | 9 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.70/5 Listening • 4.53/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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