Dr. John Kolnik, DO
217 White Horse Pike, Haddon Heights, NJ 08035 • +1-640-555-1669
Medical Education: Accredited U.S. Medical School (Class of 1997)
What This Doctor Actually Performs: CMS Medicare Utilization & Haddon Heights Percentiles
NPI #1902894496 • CBSA Regional • Gastroenterology
Within the Haddon Heights, NJ (CBSA local) Gastroenterology cohort, Dr. John Kolnik, DO with sub-specialty concentration in 39 Active CMS HCPCS Codes ranks at the 99th municipal percentile and 33.71th NJ percentile (-0.36σ Z-score) based on 1,070 billed procedures for 614 patients.
Fee-schedule auditing of NPI 1902894496 highlights 396 annual claims for 99214 (99th Haddon Heights percentile; $204–$280 self-pay corridor) plus 268 encounters under 45380 and 225 under 43239.
Direct cash-pay transparency modeling sets Dr. Kolnik's baseline new-consult rate near $209.00 in Haddon Heights, NJ (cash-pay accepted, hybrid in-clinic and telehealth video consults, 11-minute average reception wait).
From 217 White Horse Pike in Haddon Heights (+1-640-555-1669), Dr. Kolnik, DO (29-year clinical track record) delivers 39 Active CMS HCPCS Codes care.
Top 10% Gastroenterology volume leader in Haddon Heights, NJ
1,070 annual services across 614 beneficiaries
Standard deviations from NJ 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 | 396 | 99th | $204 – $280 |
| 45380 | Diagnostic Colonoscopy w/ Mucosal Tissue Biopsy | 268 | 99.5th | $492 – $674 |
| 43239 | Upper GI Esophagogastroduodenoscopy (EGD) w/ Biopsy | 225 | 99.5th | $408 – $559 |
| 45385 | Colonoscopy w/ Snare Polypectomy Lesion Removal | 107 | 99.5th | $547 – $750 |
| 99204 | New Patient Digestive & Hepatology Consultation | 75 | 97th | $288 – $394 |
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Dr. John Kolnik, DO Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Kolnik National Provider Identifier | NPI #1902894496 (DO) | CMS NPPES Registry (08035) |
| Dr. Kolnik Haddon Heights CMS Volume Rank | 99.00th Pct (1,070 CMS svcs; Z -0.359σ) | CMS Medicare Part B (NJ Gastroenterology) |
| Fair Cash-Pay New-Patient Benchmark | $209.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Haddon Heights, NJ) |
| Waiting-Room Wait Time & Cash Friendliness | $209.00 avg paid • 11 min lobby wait | 23 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.60/5 Listening • 4.45/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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