Dr. Rex Yannis, MD
7268 Jarnigan Rd, Suite 200, Chattanooga, TN 37421 • +1-661-555-4658
Medical Education: Accredited U.S. Medical School (Class of 2008)
What This Doctor Actually Performs: CMS Medicare Utilization & Chattanooga Percentiles
NPI #1417007691 • CBSA Regional • Ophthalmology
Within the Chattanooga, TN (CBSA local) Ophthalmology cohort, Dr. Rex Yannis, MD with sub-specialty concentration in 46 Active CMS HCPCS Codes ranks at the 74.07th municipal percentile and 67.27th TN percentile (-0.23σ Z-score) based on 4,323 billed procedures for 195 patients.
Among 6 tracked CMS fee-schedule codes for Dr. Yannis (averaging 22.2 services per beneficiary), 92014 (Comprehensive Ophthalmologic Slit-Lamp & Dilated Retinal Exam) represents 4% of tracked volume (188 encounters), paired with 92134 (132x).
Direct cash-pay transparency modeling sets Dr. Yannis's baseline new-consult rate near $201.00 in Chattanooga, TN (cash-pay accepted, hybrid in-clinic and telehealth video consults, 13-minute average reception wait).
Credentialed as an MD specialist with 18 years post-graduation experience since completing medical school at an LCME/COCA institution (2008), Dr. Yannis coordinates 46 Active CMS HCPCS Codes workups from 7268 Jarnigan Rd, Suite 200 (+1-661-555-4658).
Compared against Chattanooga, TN Ophthalmology peers
4,323 annual services across 195 beneficiaries
Standard deviations from TN 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 | 188 | 74.07th | $43 – $59 |
| 92134 | Scanning Computerized Ophthalmic Retinal OCT Imaging | 132 | 72.07th | $25 – $40 |
| 92083 | Extended Threshold Visual Field Glaucoma Perimetry | 87 | 72.07th | $28 – $43 |
| 92004 | New Patient Complete Medical Eye & IOP Evaluation | 61 | 69.07th | $52 – $71 |
| 66984 | Extracapsular Cataract Removal w/ Intraocular Lens Implant | 41 | 75.07th | $189 – $259 |
| 96372 | Therapeutic Subcutaneous/Intramuscular Injection Administration (46 HCPCS billing breadth) | 3,814 | 74.07th | $45 – $65 |
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Dr. Rex Yannis, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Yannis National Provider Identifier | NPI #1417007691 (MD) | CMS NPPES Registry (37421) |
| Dr. Yannis Chattanooga CMS Volume Rank | 74.07th Pct (4,323 CMS svcs; Z -0.233σ) | CMS Medicare Part B (TN Ophthalmology) |
| Fair Cash-Pay New-Patient Benchmark | $201.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Chattanooga, TN) |
| Waiting-Room Wait Time & Cash Friendliness | $201.00 avg paid • 13 min lobby wait | 19 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.87/5 Listening • 4.81/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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