Dr. Mark Greenwell, MD
635 Stone Ave, Paris, TX 75460 • +1-327-555-6998
Medical Education: Accredited U.S. Medical School (Class of 2003)
What This Doctor Actually Performs: CMS Medicare Utilization & Paris Percentiles
NPI #1184681371 • CBSA Regional • Nephrology
Dr. Mark Greenwell, MD (NPI #1184681371) practices Nephrology in Paris, TX (75460) with sub-specialty concentration in 20 Active CMS HCPCS Codes, recording 2,294 annual CMS services across 622 distinct beneficiaries—placing this practice as a mid-cohort balanced caseload (50th Paris percentile) (-0.10σ vs TX state mean, 61.38th statewide percentile).
Procedural volume for Dr. Greenwell is led by HCPCS 99214 (Chronic Kidney Disease eGFR, uACR & Electrolyte Management — 1101 annual services, $185–$253 GPCI cash estimate), followed by CPT 90960 (Monthly Adult ESRD Renal Replacement Oversight, 505/yr) and CPT 99215 (High-Complexity Cardiorenal & Resistant Hypertension Visit, 413/yr).
For out-of-network patients contacting +1-327-555-6998, Dr. Greenwell's practice posts a $209.00 GPCI self-pay consult estimate ($209.00 patient-logged median, 4.88/5 composite reality score over 11 submissions).
Credentialed as an MD specialist with 23 years post-graduation experience since completing medical school at an LCME/COCA institution (2003), Dr. Greenwell coordinates 20 Active CMS HCPCS Codes workups from 635 Stone Ave (+1-327-555-6998).
Compared against Paris, TX Nephrology peers
2,294 annual services across 622 beneficiaries
Standard deviations from TX 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 | 1,101 | 50th | $185 – $253 |
| 90960 | Monthly Adult ESRD Renal Replacement Oversight | 505 | 51th | $370 – $506 |
| 99215 | High-Complexity Cardiorenal & Resistant Hypertension Visit | 413 | 49th | $269 – $369 |
| 99204 | New Patient Nephrology & Proteinuria Consultation | 275 | 48th | $254 – $348 |
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Dr. Mark Greenwell, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Greenwell National Provider Identifier | NPI #1184681371 (MD) | CMS NPPES Registry (75460) |
| Dr. Greenwell Paris CMS Volume Rank | 50.00th Pct (2,294 CMS svcs; Z -0.100σ) | CMS Medicare Part B (TX Nephrology) |
| Fair Cash-Pay New-Patient Benchmark | $209.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Paris, TX) |
| Waiting-Room Wait Time & Cash Friendliness | $209.00 avg paid • 19 min lobby wait | 11 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.86/5 Listening • 4.48/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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