Dr. William Davanzo, MD
143 Follins Ln, St Simons Island, GA 31522 • +1-518-555-3389
Medical Education: Accredited U.S. Medical School (Class of 2004)
What This Doctor Actually Performs: CMS Medicare Utilization & St Simons Island Percentiles
NPI #1598947970 • CBSA Regional • Nephrology
Dr. William Davanzo, MD (NPI #1598947970) practices Nephrology in St Simons Island, GA (31522) with sub-specialty concentration in 22 Active CMS HCPCS Codes, recording 1,042 annual CMS services across 175 distinct beneficiaries—placing this practice as a top-decile high-throughput specialist (99th percentile in St Simons Island) (-0.57σ vs GA state mean, 18.14th statewide percentile).
Among 4 tracked CMS fee-schedule codes for Dr. Davanzo (averaging 6.0 services per beneficiary), 99214 (Chronic Kidney Disease eGFR, uACR & Electrolyte Management) represents 48% of tracked volume (500 encounters), paired with 90960 (229x).
Cash-pay intake data for NPI 1598947970 (143 Follins Ln, St Simons Island) indicates $209.00 typical out-of-pocket visit spend against a $209.00 locality benchmark, paired with 10-minute average reception wait and 4.43/5 biomarker openness.
NPI registry verification (#1598947970) confirms Dr. William Davanzo's MD standing serving CBSA 31522 with a 4.73/5 patient scorecard.
Top 10% Nephrology volume leader in St Simons Island, GA
1,042 annual services across 175 beneficiaries
Standard deviations from GA Nephrology mean utilization
Top Billed HCPCS/CPT Procedures & GPCI Self-Pay Cash Benchmarks
| HCPCS | Clinical Procedure Description | Annual Volume | Local Pct | Est. Cash Range |
|---|---|---|---|---|
| 99214 | Chronic Kidney Disease eGFR, uACR & Electrolyte Management | 500 | 99th | $196 – $269 |
| 90960 | Monthly Adult ESRD Renal Replacement Oversight | 229 | 94th | $392 – $538 |
| 99215 | High-Complexity Cardiorenal & Resistant Hypertension Visit | 188 | 99th | $286 – $392 |
| 99204 | New Patient Nephrology & Proteinuria Consultation | 125 | 99.5th | $270 – $370 |
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Dr. William Davanzo, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Davanzo National Provider Identifier | NPI #1598947970 (MD) | CMS NPPES Registry (31522) |
| Dr. Davanzo St Simons Island CMS Volume Rank | 99.00th Pct (1,042 CMS svcs; Z -0.572σ) | CMS Medicare Part B (GA Nephrology) |
| Fair Cash-Pay New-Patient Benchmark | $209.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (St Simons Island, GA) |
| Waiting-Room Wait Time & Cash Friendliness | $209.00 avg paid • 10 min lobby wait | 24 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.93/5 Listening • 4.43/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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