Dr. Mark Corso, MD
4745 Ogletown Stanton Rd, Newark, DE 19713 • +1-744-555-8609
Medical Education: Accredited U.S. Medical School (Class of 2017)
What This Doctor Actually Performs: CMS Medicare Utilization & Newark Percentiles
NPI #1578635090 • CBSA Regional • Gastroenterology
Within the Newark, DE (CBSA local) Gastroenterology cohort, Dr. Mark Corso, MD with sub-specialty concentration in 48 Active CMS HCPCS Codes ranks at the 53.85th municipal percentile and 81.82th DE percentile (+0.73σ Z-score) based on 6,496 billed procedures for 822 patients.
Among 6 tracked CMS fee-schedule codes for Dr. Corso (averaging 7.9 services per beneficiary), 99214 (Established Gastroenterology, GERD & IBD Evaluation) represents 7% of tracked volume (487 encounters), paired with 45380 (329x).
Self-pay new patient consultations with Dr. Corso (CPT 99204 GPCI-adjusted benchmark) estimate around $209.00 (community reported average: $209.00) with hybrid in-clinic and telehealth video consults, 16-minute average reception wait, and a 4.74/5 modern protocol openness score across 4 patient logs.
Credentialed as an MD specialist with 9 years post-graduation experience since completing medical school at an LCME/COCA institution (2017), Dr. Corso coordinates 48 Active CMS HCPCS Codes workups from 4745 Ogletown Stanton Rd (+1-744-555-8609).
Compared against Newark, DE Gastroenterology peers
6,496 annual services across 822 beneficiaries
Standard deviations from DE 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 | 487 | 53.85th | $70 – $96 |
| 45380 | Diagnostic Colonoscopy w/ Mucosal Tissue Biopsy | 329 | 54.85th | $169 – $231 |
| 43239 | Upper GI Esophagogastroduodenoscopy (EGD) w/ Biopsy | 276 | 52.85th | $140 – $192 |
| 45385 | Colonoscopy w/ Snare Polypectomy Lesion Removal | 132 | 51.85th | $188 – $258 |
| 99204 | New Patient Digestive & Hepatology Consultation | 92 | 52.85th | $99 – $135 |
| 96372 | Therapeutic Subcutaneous/Intramuscular Injection Administration (48 HCPCS billing breadth) | 5,180 | 53.85th | $66 – $96 |
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Dr. Mark Corso, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Corso National Provider Identifier | NPI #1578635090 (MD) | CMS NPPES Registry (19713) |
| Dr. Corso Newark CMS Volume Rank | 53.85th Pct (6,496 CMS svcs; Z +0.732σ) | CMS Medicare Part B (DE Gastroenterology) |
| Fair Cash-Pay New-Patient Benchmark | $209.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Newark, DE) |
| 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 • 4.74/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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