Dr. Sophia Chen, MD
345 9th St, Suite 204, Oakland, CA 94607 • +1-271-555-3735
Medical Education: Accredited U.S. Medical School (Class of 2014)
What This Doctor Actually Performs: CMS Medicare Utilization & Oakland Percentiles
NPI #1033183934 • CBSA Regional • Ophthalmology
Anchored in Oakland, CA 94607, Dr. Sophia Chen, MD (NPI 1033183934) logged 4,215 annual procedures (mid-cohort balanced caseload (47.37th Oakland percentile), 63.51th CA percentile, -0.23σ) with sub-specialty concentration in 28 Active CMS HCPCS Codes.
Dr. Chen's longitudinal care intensity (3.0 billed units per patient across 1384 individuals) centers on 92014 (1560 annual units) and 92134 ($158–$216 cash range).
For out-of-network patients contacting +1-271-555-3735, Dr. Chen's practice posts a $239.00 GPCI self-pay consult estimate ($239.00 patient-logged median, 4.83/5 composite reality score over 22 submissions).
From 345 9th St, Suite 204 in Oakland (+1-271-555-3735), Dr. Chen, MD (12-year clinical track record) delivers 28 Active CMS HCPCS Codes care.
Compared against Oakland, CA Ophthalmology peers
4,215 annual services across 1,384 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 | 1,560 | 47.37th | $286 – $392 |
| 92134 | Scanning Computerized Ophthalmic Retinal OCT Imaging | 1,096 | 48.37th | $158 – $216 |
| 92083 | Extended Threshold Visual Field Glaucoma Perimetry | 717 | 43.37th | $189 – $259 |
| 92004 | New Patient Complete Medical Eye & IOP Evaluation | 506 | 50.37th | $344 – $472 |
| 66984 | Extracapsular Cataract Removal w/ Intraocular Lens Implant | 337 | 52.37th | $1260 – $1727 |
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Dr. Sophia Chen, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Chen National Provider Identifier | NPI #1033183934 (MD) | CMS NPPES Registry (94607) |
| Dr. Chen Oakland CMS Volume Rank | 47.37th Pct (4,215 CMS svcs; Z -0.229σ) | CMS Medicare Part B (CA Ophthalmology) |
| Fair Cash-Pay New-Patient Benchmark | $239.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Oakland, CA) |
| Waiting-Room Wait Time & Cash Friendliness | $239.00 avg paid • 22 min lobby wait | 22 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.93/5 Listening • 4.61/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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