Dr. Maroun Hayek, MD
1514 E Union St, Greenville, MS 38703 • +1-545-555-5256
Medical Education: Accredited U.S. Medical School (Class of 2013)
What This Doctor Actually Performs: CMS Medicare Utilization & Greenville Percentiles
NPI #1922072891 • CBSA Regional • Hematology-Oncology
Dr. Maroun Hayek, MD (NPI #1922072891) practices Hematology-Oncology in Greenville, MS (38703) with sub-specialty concentration in 45 Active CMS HCPCS Codes, recording 5,169 annual CMS services across 394 distinct beneficiaries—placing this practice as a top-decile high-throughput specialist (99th percentile in Greenville) (-0.41σ vs MS state mean, 58.14th statewide percentile).
Among 5 tracked CMS fee-schedule codes for Dr. Hayek (averaging 13.1 services per beneficiary), 99214 (Moderate-to-High Complexity Internal Medicine Follow-Up) represents 45% of tracked volume (2326 encounters), paired with 99213 (1344x).
For out-of-network patients contacting +1-545-555-5256, Dr. Hayek's practice posts a $209.00 GPCI self-pay consult estimate ($209.00 patient-logged median, 4.87/5 composite reality score over 6 submissions).
Clinical background for Dr. Hayek (MD, NPI #1922072891) includes accredited doctoral training (2013, 13 yrs in practice) and dedicated on-site consultations at 1514 E Union St.
Top 10% Hematology-Oncology volume leader in Greenville, MS
5,169 annual services across 394 beneficiaries
Standard deviations from MS Hematology-Oncology 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 | 2,326 | 99th | $49 – $67 |
| 99213 | Established Preventive & Chronic Care Visit | 1,344 | 95th | $37 – $52 |
| 93000 | In-Office 12-Lead Resting Electrocardiogram | 672 | 98th | $25 – $40 |
| G0439 | Annual Preventive Wellness & Cardiometabolic Risk Assessment | 517 | 94th | $57 – $78 |
| 99204 | Comprehensive New Patient Internal Medicine Diagnostic Visit | 310 | 96th | $68 – $93 |
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Dr. Maroun Hayek, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Hayek National Provider Identifier | NPI #1922072891 (MD) | CMS NPPES Registry (38703) |
| Dr. Hayek Greenville CMS Volume Rank | 99.00th Pct (5,169 CMS svcs; Z -0.411σ) | CMS Medicare Part B (MS Hematology-Oncology) |
| Fair Cash-Pay New-Patient Benchmark | $209.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Greenville, MS) |
| Waiting-Room Wait Time & Cash Friendliness | $209.00 avg paid • 16 min lobby wait | 6 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.73/5 Listening • 4.48/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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