Dr. Mark Marino, MD
4228 Houma Blvd, Suite 520, Metairie, LA 70006 • +1-612-555-9826
Medical Education: Accredited U.S. Medical School (Class of 2008)
What This Doctor Actually Performs: CMS Medicare Utilization & Metairie Percentiles
NPI #1497861314 • CBSA Regional • Gastroenterology
Within the Metairie, LA (CBSA local) Gastroenterology cohort, Dr. Mark Marino, MD with sub-specialty concentration in 57 Active CMS HCPCS Codes ranks at the 85.71th municipal percentile and 91.74th LA percentile (+0.86σ Z-score) based on 7,996 billed procedures for 435 patients.
Procedural volume for Dr. Marino is led by HCPCS 99214 (Established Gastroenterology, GERD & IBD Evaluation — 324 annual services, $45–$61 GPCI cash estimate), followed by CPT 45380 (Diagnostic Colonoscopy w/ Mucosal Tissue Biopsy, 219/yr) and CPT 43239 (Upper GI Esophagogastroduodenoscopy (EGD) w/ Biopsy, 184/yr).
Cash-pay intake data for NPI 1497861314 (4228 Houma Blvd, Suite 520, Metairie) indicates $209.00 typical out-of-pocket visit spend against a $209.00 locality benchmark, paired with 16-minute average reception wait and 4.63/5 biomarker openness.
Clinical background for Dr. Marino (MD, NPI #1497861314) includes accredited doctoral training (2008, 18 yrs in practice) and virtual + in-office availability across LA.
Compared against Metairie, LA Gastroenterology peers
7,996 annual services across 435 beneficiaries
Standard deviations from LA Gastroenterology mean utilization
Top Billed HCPCS/CPT Procedures & GPCI Self-Pay Cash Benchmarks
| HCPCS | Clinical Procedure Description | Annual Volume | Local Pct | Est. Cash Range |
|---|---|---|---|---|
| 99214 | Established Gastroenterology, GERD & IBD Evaluation | 324 | 85.71th | $45 – $61 |
| 45380 | Diagnostic Colonoscopy w/ Mucosal Tissue Biopsy | 219 | 83.71th | $108 – $148 |
| 43239 | Upper GI Esophagogastroduodenoscopy (EGD) w/ Biopsy | 184 | 80.71th | $90 – $123 |
| 45385 | Colonoscopy w/ Snare Polypectomy Lesion Removal | 88 | 86.71th | $120 – $165 |
| 99204 | New Patient Digestive & Hepatology Consultation | 61 | 86.71th | $63 – $87 |
| 96372 | Therapeutic Subcutaneous/Intramuscular Injection Administration (57 HCPCS billing breadth) | 7,121 | 85.71th | $45 – $65 |
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Dr. Mark Marino, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Marino National Provider Identifier | NPI #1497861314 (MD) | CMS NPPES Registry (70006) |
| Dr. Marino Metairie CMS Volume Rank | 85.71th Pct (7,996 CMS svcs; Z +0.859σ) | CMS Medicare Part B (LA Gastroenterology) |
| Fair Cash-Pay New-Patient Benchmark | $209.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Metairie, LA) |
| Waiting-Room Wait Time & Cash Friendliness | $209.00 avg paid • 16 min lobby wait | 4 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.82/5 Listening • 4.63/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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