Dr. Errol Korn, MD
750 Medical Center Ct Ste 12, Chula Vista, CA 91911 • +1-207-555-2068
Medical Education: Accredited U.S. Medical School (Class of 2005)
What This Doctor Actually Performs: CMS Medicare Utilization & Chula Vista Percentiles
NPI #1922041052 • CBSA Regional • Gastroenterology
Statistical peer benchmarking across CA Gastroenterology providers positions Dr. Errol Korn, MD in Chula Vista at -0.30σ (25th city percentile / 25.98th state percentile, 296 Medicare beneficiaries), with clinical focus spanning 42 Active CMS HCPCS Codes.
Fee-schedule auditing of NPI 1922041052 highlights 325 annual claims for 99214 (25th Chula Vista percentile; $232–$318 self-pay corridor) plus 220 encounters under 45380 and 185 under 43239.
Self-pay new patient consultations with Dr. Korn (CPT 99204 GPCI-adjusted benchmark) estimate around $239.00 (community reported average: $239.00) with hybrid in-clinic and telehealth video consults, 16-minute average reception wait, and a 4.75/5 modern protocol openness score across 4 patient logs.
NPI registry verification (#1922041052) confirms Dr. Errol Korn's MD standing serving CBSA 91911 with a 4.89/5 patient scorecard.
Compared against Chula Vista, CA Gastroenterology peers
879 annual services across 296 beneficiaries
Standard deviations from CA 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 | 325 | 25th | $232 – $318 |
| 45380 | Diagnostic Colonoscopy w/ Mucosal Tissue Biopsy | 220 | 20th | $558 – $765 |
| 43239 | Upper GI Esophagogastroduodenoscopy (EGD) w/ Biopsy | 185 | 29th | $464 – $635 |
| 45385 | Colonoscopy w/ Snare Polypectomy Lesion Removal | 88 | 24th | $622 – $852 |
| 99204 | New Patient Digestive & Hepatology Consultation | 62 | 26th | $327 – $448 |
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Dr. Errol Korn, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Korn National Provider Identifier | NPI #1922041052 (MD) | CMS NPPES Registry (91911) |
| Dr. Korn Chula Vista CMS Volume Rank | 25.00th Pct (879 CMS svcs; Z -0.304σ) | CMS Medicare Part B (CA Gastroenterology) |
| Fair Cash-Pay New-Patient Benchmark | $239.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Chula Vista, CA) |
| Waiting-Room Wait Time & Cash Friendliness | $239.00 avg paid • 16 min lobby wait | 4 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.82/5 Listening • 4.75/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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