Dr. Mario Mariani, MD
3739 Hixson Pike, Chattanooga, TN 37415 • +1-285-555-8838
Medical Education: Accredited U.S. Medical School (Class of 2013)
What This Doctor Actually Performs: CMS Medicare Utilization & Chattanooga Percentiles
NPI #1487680344 • CBSA Regional • Internal Medicine
Within the Chattanooga, TN (CBSA local) Internal Medicine cohort, Dr. Mario Mariani, MD with sub-specialty concentration in 37 Active CMS HCPCS Codes ranks at the 78.57th municipal percentile and 75.67th TN percentile (+0.08σ Z-score) based on 4,743 billed procedures for 315 patients.
Procedural volume for Dr. Mariani is led by HCPCS 99214 (Moderate-to-High Complexity Internal Medicine Follow-Up — 1117 annual services, $51–$70 GPCI cash estimate), followed by CPT 99213 (Established Preventive & Chronic Care Visit, 645/yr) and CPT 93000 (In-Office 12-Lead Resting Electrocardiogram, 323/yr).
Direct cash-pay transparency modeling sets Dr. Mariani's baseline new-consult rate near $201.00 in Chattanooga, TN (cash-pay accepted, in-person clinic visits only, 22-minute average reception wait).
Credentialed as an MD specialist with 13 years post-graduation experience since completing medical school at an LCME/COCA institution (2013), Dr. Mariani coordinates 37 Active CMS HCPCS Codes workups from 3739 Hixson Pike (+1-285-555-8838).
Compared against Chattanooga, TN Internal Medicine peers
4,743 annual services across 315 beneficiaries
Standard deviations from TN Internal Medicine mean utilization
Top Billed HCPCS/CPT Procedures & GPCI Self-Pay Cash Benchmarks
| HCPCS | Clinical Procedure Description | Annual Volume | Local Pct | Est. Cash Range |
|---|---|---|---|---|
| 99214 | Moderate-to-High Complexity Internal Medicine Follow-Up | 1,117 | 78.57th | $51 – $70 |
| 99213 | Established Preventive & Chronic Care Visit | 645 | 77.57th | $39 – $54 |
| 93000 | In-Office 12-Lead Resting Electrocardiogram | 323 | 73.57th | $25 – $40 |
| G0439 | Annual Preventive Wellness & Cardiometabolic Risk Assessment | 248 | 82.57th | $60 – $83 |
| 99204 | Comprehensive New Patient Internal Medicine Diagnostic Visit | 149 | 75.57th | $71 – $98 |
| 96372 | Therapeutic Subcutaneous/Intramuscular Injection Administration (37 HCPCS billing breadth) | 2,261 | 78.57th | $46 – $67 |
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Dr. Mario Mariani, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Mariani National Provider Identifier | NPI #1487680344 (MD) | CMS NPPES Registry (37415) |
| Dr. Mariani Chattanooga CMS Volume Rank | 78.57th Pct (4,743 CMS svcs; Z +0.078σ) | CMS Medicare Part B (TN Internal Medicine) |
| 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 • 22 min lobby wait | 24 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.63/5 Listening • 4.76/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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