Dr. Day Lennep, MD
2500 N State St, Jackson, MS 39216 • +1-683-555-6258
Medical Education: Accredited U.S. Medical School (Class of 2009)
What This Doctor Actually Performs: CMS Medicare Utilization & Jackson Percentiles
NPI #1538509955 • CBSA Regional • Rheumatology
CMS Medicare Part B utilization records credit Dr. Day Lennep (MD, NPI 1538509955) at 2500 N State St in Jackson with 153,593 annual clinical services (521 beneficiaries), corresponding to a +1.07σ regional deviation and upper-quartile active clinical volume (71.43th Jackson percentile) with sub-specialty concentration in 90 Active CMS HCPCS Codes.
Granular CPT/HCPCS billing distribution at 2500 N State St shows Dr. Day Lennep's primary concentration in Autoimmune Arthritis & Biologic/DMARD Safety Evaluation (code 99214: 3678x/yr, 71.43th local percentile) alongside Large Joint Synovial Arthrocentesis or Corticosteroid Injection (20610: 1679x/yr, $36–$51).
Cash-pay intake data for NPI 1538509955 (2500 N State St, Jackson) indicates $209.00 typical out-of-pocket visit spend against a $209.00 locality benchmark, paired with 21-minute average reception wait and 4.81/5 biomarker openness.
NPI registry verification (#1538509955) confirms Dr. Day Lennep's MD standing serving CBSA 39216 with a 4.54/5 patient scorecard.
Compared against Jackson, MS Rheumatology peers
153,593 annual services across 521 beneficiaries
Standard deviations from MS Rheumatology mean utilization
Top Billed HCPCS/CPT Procedures & GPCI Self-Pay Cash Benchmarks
| HCPCS | Clinical Procedure Description | Annual Volume | Local Pct | Est. Cash Range |
|---|---|---|---|---|
| 99214 | Autoimmune Arthritis & Biologic/DMARD Safety Evaluation | 3,678 | 71.43th | $45 – $62 |
| 20610 | Large Joint Synovial Arthrocentesis or Corticosteroid Injection | 1,679 | 70.43th | $36 – $51 |
| 96413 | Intravenous Biologic Infusion Therapy (First Hour) | 1,199 | 68.43th | $62 – $85 |
| 76881 | Complete Joint Synovitis High-Resolution Ultrasound | 800 | 70.43th | $47 – $65 |
| 99204 | New Patient Autoimmune & Rheumatology Diagnostic Workup | 640 | 71.43th | $62 – $85 |
| 96372 | Therapeutic Subcutaneous/Intramuscular Injection Administration (90 HCPCS billing breadth) | 145,597 | 71.43th | $45 – $65 |
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Dr. Day Lennep, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Lennep National Provider Identifier | NPI #1538509955 (MD) | CMS NPPES Registry (39216) |
| Dr. Lennep Jackson CMS Volume Rank | 71.43th Pct (153,593 CMS svcs; Z +1.073σ) | CMS Medicare Part B (MS Rheumatology) |
| Fair Cash-Pay New-Patient Benchmark | $209.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Jackson, MS) |
| Waiting-Room Wait Time & Cash Friendliness | $209.00 avg paid • 21 min lobby wait | 17 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.68/5 Listening • 4.81/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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