Dr. Dianna Liu, MD
9 Point West Blvd, Saint Charles, MO 63301 • +1-223-555-5752
Medical Education: Accredited U.S. Medical School (Class of 1993)
What This Doctor Actually Performs: CMS Medicare Utilization & Saint Charles Percentiles
NPI #1477830511 • CBSA Regional • Ophthalmology
Statistical peer benchmarking across MO Ophthalmology providers positions Dr. Dianna Liu, MD in Saint Charles at -0.15σ (28.57th city percentile / 38.5th state percentile, 308 Medicare beneficiaries), with clinical focus spanning 36 Active CMS HCPCS Codes.
Among 5 tracked CMS fee-schedule codes for Dr. Liu (averaging 6.7 services per beneficiary), 92014 (Comprehensive Ophthalmologic Slit-Lamp & Dilated Retinal Exam) represents 37% of tracked volume (759 encounters), paired with 92134 (533x).
At 9 Point West Blvd (63301), Dr. Dianna Liu, MD accommodates direct self-pay scheduling (hybrid in-clinic and telehealth video consults) at ~$209.00 per new consult (4.73/5 bedside rating).
NPI registry verification (#1477830511) confirms Dr. Dianna Liu's MD standing serving CBSA 63301 with a 4.71/5 patient scorecard.
Compared against Saint Charles, MO Ophthalmology peers
2,051 annual services across 308 beneficiaries
Standard deviations from MO 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 | 759 | 28.57th | $148 – $202 |
| 92134 | Scanning Computerized Ophthalmic Retinal OCT Imaging | 533 | 25.57th | $81 – $111 |
| 92083 | Extended Threshold Visual Field Glaucoma Perimetry | 349 | 32.57th | $98 – $134 |
| 92004 | New Patient Complete Medical Eye & IOP Evaluation | 246 | 32.57th | $178 – $243 |
| 66984 | Extracapsular Cataract Removal w/ Intraocular Lens Implant | 164 | 31.57th | $650 – $891 |
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Dr. Dianna Liu, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Liu National Provider Identifier | NPI #1477830511 (MD) | CMS NPPES Registry (63301) |
| Dr. Liu Saint Charles CMS Volume Rank | 28.57th Pct (2,051 CMS svcs; Z -0.148σ) | CMS Medicare Part B (MO Ophthalmology) |
| Fair Cash-Pay New-Patient Benchmark | $209.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Saint Charles, MO) |
| Waiting-Room Wait Time & Cash Friendliness | $209.00 avg paid • 20 min lobby wait | 10 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.73/5 Listening • 4.69/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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