Dr. Karen Simpson, MD
955 W Imperial Hwy Ste 200, Brea, CA 92821 • +1-489-555-9793
Medical Education: Accredited U.S. Medical School (Class of 1998)
What This Doctor Actually Performs: CMS Medicare Utilization & Brea Percentiles
NPI #1376544189 • CBSA Regional • Dermatology
Within the Brea, CA (CBSA local) Dermatology cohort, Dr. Karen Simpson, MD with sub-specialty concentration in 62 Active CMS HCPCS Codes ranks at the 25th municipal percentile and 18.92th CA percentile (-0.28σ Z-score) based on 1,531 billed procedures for 395 patients.
Granular CPT/HCPCS billing distribution at 955 W Imperial Hwy Ste 200 shows Dr. Karen Simpson's primary concentration in Cryotherapy Destruction of Premalignant Actinic Lesion (code 17000: 521x/yr, 25th local percentile) alongside Focused Cutaneous & Dermoscopic Examination (99213: 475x/yr, $128–$176).
For out-of-network patients contacting +1-489-555-9793, Dr. Simpson's practice posts a $239.00 GPCI self-pay consult estimate ($239.00 patient-logged median, 4.59/5 composite reality score over 18 submissions).
Clinical background for Dr. Simpson (MD, NPI #1376544189) includes accredited doctoral training (1998, 28 yrs in practice) and dedicated on-site consultations at 955 W Imperial Hwy Ste 200.
Compared against Brea, CA Dermatology peers
1,531 annual services across 395 beneficiaries
Standard deviations from CA Dermatology mean utilization
Top Billed HCPCS/CPT Procedures & GPCI Self-Pay Cash Benchmarks
| HCPCS | Clinical Procedure Description | Annual Volume | Local Pct | Est. Cash Range |
|---|---|---|---|---|
| 17000 | Cryotherapy Destruction of Premalignant Actinic Lesion | 521 | 25th | $115 – $157 |
| 99213 | Focused Cutaneous & Dermoscopic Examination | 475 | 24th | $128 – $176 |
| 11102 | Tangential Diagnostic Skin Biopsy of Single Lesion | 291 | 29th | $169 – $231 |
| 11401 | Excision of Benign Cutaneous Lesion (0.6 to 1.0 cm) | 153 | 30th | $236 – $324 |
| 99203 | New Patient Full-Body Skin Cancer & Dermatology Evaluation | 92 | 23th | $182 – $250 |
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Dr. Karen Simpson, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Simpson National Provider Identifier | NPI #1376544189 (MD) | CMS NPPES Registry (92821) |
| Dr. Simpson Brea CMS Volume Rank | 25.00th Pct (1,531 CMS svcs; Z -0.283σ) | CMS Medicare Part B (CA Dermatology) |
| Fair Cash-Pay New-Patient Benchmark | $239.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Brea, CA) |
| Waiting-Room Wait Time & Cash Friendliness | $239.00 avg paid • 22 min lobby wait | 18 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.89/5 Listening • 4.92/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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