Gastroenterology • Oxnard, CA 93030 • NPI #1548384167

Dr. Karen Simon, MD

2241 Wankel Way, Suite A, Oxnard, CA 93030 • +1-517-555-6125

Medical Education: Accredited U.S. Medical School (Class of 2005)

45 Active CMS HCPCS Codes
4.76/5
Waiting-Room Score
7 patient logs
$239.00
Fair Cash-Pay Benchmark

What This Doctor Actually Performs: CMS Medicare Utilization & Oxnard Percentiles

NPI #1548384167 • CBSA Regional • Gastroenterology

Dr. Karen Simon DotMD Verification Badge

Dr. Karen Simon, MD (NPI #1548384167) practices Gastroenterology in Oxnard, CA (93030) with sub-specialty concentration in 45 Active CMS HCPCS Codes, recording 3,682 annual CMS services across 727 distinct beneficiaries—placing this practice as a upper-quartile active clinical volume (83.33th Oxnard percentile) (+0.43σ vs CA state mean, 91.6th statewide percentile).

Among 5 tracked CMS fee-schedule codes for Dr. Simon (averaging 5.1 services per beneficiary), 99214 (Established Gastroenterology, GERD & IBD Evaluation) represents 37% of tracked volume (1362 encounters), paired with 45380 (921x).

For out-of-network patients contacting +1-517-555-6125, Dr. Simon's practice posts a $239.00 GPCI self-pay consult estimate ($239.00 patient-logged median, 4.76/5 composite reality score over 7 submissions).

Spanning 21 years of clinical practice following 2005 graduation from medical training, Dr. Karen Simon integrates 45 Active CMS HCPCS Codes diagnostics for Oxnard metro patients.

Oxnard Percentile 83.33th

Compared against Oxnard, CA Gastroenterology peers

CA State Percentile 91.60th

3,682 annual services across 727 beneficiaries

Regional Volume Z-Score +0.429σ

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 1,362 83.33th $144 – $197
45380 Diagnostic Colonoscopy w/ Mucosal Tissue Biopsy 921 87.33th $347 – $476
43239 Upper GI Esophagogastroduodenoscopy (EGD) w/ Biopsy 773 83.33th $288 – $395
45385 Colonoscopy w/ Snare Polypectomy Lesion Removal 368 79.33th $386 – $530
99204 New Patient Digestive & Hepatology Consultation 258 78.33th $203 – $278
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Dr. Karen Simon, MD Fair Cash-Pay & Waiting-Room Scorecard

Metric Verified Benchmark Source
Dr. Simon National Provider Identifier NPI #1548384167 (MD) CMS NPPES Registry (93030)
Dr. Simon Oxnard CMS Volume Rank 83.33th Pct (3,682 CMS svcs; Z +0.429σ) CMS Medicare Part B (CA Gastroenterology)
Fair Cash-Pay New-Patient Benchmark $239.00 (CPT 99204 GPCI Benchmark) CMS Geographic Practice Cost Index (Oxnard, CA)
Waiting-Room Wait Time & Cash Friendliness $239.00 avg paid • 15 min lobby wait 7 Anonymous Patient Reports
Listens Without Rushing & Modern Protocol Score 4.64/5 Listening • 4.89/5 Modern Labs CMS Provider Practice Cohort
Patient-Reported Clinic Experience

“Waiting Room” Patient Reality Scorecard

Real Wait Time
15 min
Lobby check-in to exam room
Cash-Pay Friendliness
Upfront Self-Pay
GPCI fair visit est. $239.00
Listens Without Rushing
4.64/5
Patient communication rating
Modern Protocol Openness
4.89/5
Preventive labs, GLP-1s & HRT
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