Dr. Mark Marrone, MD
18302 Middlebelt Rd, Livonia, MI 48152 • +1-449-555-6902
Medical Education: Accredited U.S. Medical School (Class of 2016)
What This Doctor Actually Performs: CMS Medicare Utilization & Livonia Percentiles
NPI #1003809575 • CBSA Regional • Nephrology
Statistical peer benchmarking across MI Nephrology providers positions Dr. Mark Marrone, MD in Livonia at -0.05σ (66.67th city percentile / 71.19th state percentile, 462 Medicare beneficiaries), with clinical focus spanning 31 Active CMS HCPCS Codes.
Dr. Marrone's longitudinal care intensity (4.8 billed units per patient across 462 individuals) centers on 99214 (1072 annual units) and 90960 ($410–$562 cash range).
Direct cash-pay transparency modeling sets Dr. Marrone's baseline new-consult rate near $209.00 in Livonia, MI (cash-pay accepted, in-person clinic visits only, 18-minute average reception wait).
Clinical background for Dr. Marrone (MD, NPI #1003809575) includes accredited doctoral training (2016, 10 yrs in practice) and dedicated on-site consultations at 18302 Middlebelt Rd.
Compared against Livonia, MI Nephrology peers
2,233 annual services across 462 beneficiaries
Standard deviations from MI 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 | 1,072 | 66.67th | $205 – $281 |
| 90960 | Monthly Adult ESRD Renal Replacement Oversight | 491 | 71.67th | $410 – $562 |
| 99215 | High-Complexity Cardiorenal & Resistant Hypertension Visit | 402 | 62.67th | $299 – $410 |
| 99204 | New Patient Nephrology & Proteinuria Consultation | 268 | 68.67th | $282 – $386 |
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Dr. Mark Marrone, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Marrone National Provider Identifier | NPI #1003809575 (MD) | CMS NPPES Registry (48152) |
| Dr. Marrone Livonia CMS Volume Rank | 66.67th Pct (2,233 CMS svcs; Z -0.046σ) | CMS Medicare Part B (MI Nephrology) |
| Fair Cash-Pay New-Patient Benchmark | $209.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Livonia, MI) |
| Waiting-Room Wait Time & Cash Friendliness | $209.00 avg paid • 18 min lobby wait | 18 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.92/5 Listening • 4.55/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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