Dr. Lisa Derken, MD
400 Fox Glen DR, Barrington, IL 60010 • +1-413-555-9124
Medical Education: Accredited U.S. Medical School (Class of 2018)
What This Doctor Actually Performs: CMS Medicare Utilization & Barrington Percentiles
NPI #1336137207 • CBSA Regional • Family Practice
Statistical peer benchmarking across IL Family Practice providers positions Dr. Lisa Derken, MD in Barrington at -0.08σ (25th city percentile / 61.59th state percentile, 363 Medicare beneficiaries), with clinical focus spanning 43 Active CMS HCPCS Codes.
Dr. Derken's longitudinal care intensity (4.7 billed units per patient across 363 individuals) centers on 99214 (682 annual units) and 99213 ($91–$125 cash range).
Direct cash-pay transparency modeling sets Dr. Derken's baseline new-consult rate near $218.00 in Barrington, IL (cash-pay accepted, hybrid in-clinic and telehealth video consults, 17-minute average reception wait).
Patients evaluating Dr. Lisa Derken in ZIP 60010 note 8 years of post-doctoral tenure (null, 2018) alongside 4.7 annual CMS procedures per patient.
Compared against Barrington, IL Family Practice peers
1,691 annual services across 363 beneficiaries
Standard deviations from IL Family Practice mean utilization
Top Billed HCPCS/CPT Procedures & GPCI Self-Pay Cash Benchmarks
| HCPCS | Clinical Procedure Description | Annual Volume | Local Pct | Est. Cash Range |
|---|---|---|---|---|
| 99214 | Comprehensive Primary Care & Chronic Protocol Management | 682 | 25th | $119 – $163 |
| 99213 | Focused Acute & Preventive Primary Care Evaluation | 503 | 22th | $91 – $125 |
| G0439 | Annual Wellness Biomarker & Preventive Screening Visit | 195 | 26th | $137 – $187 |
| 36415 | Routine Venipuncture Blood Biomarker Collection | 146 | 23th | $26 – $41 |
| 99204 | New Patient Primary Care Intake & Diagnostic Plan | 97 | 21th | $164 – $224 |
| 96372 | Therapeutic Subcutaneous/Intramuscular Injection Administration (43 HCPCS billing breadth) | 67 | 25th | $107 – $155 |
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Dr. Lisa Derken, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Derken National Provider Identifier | NPI #1336137207 (MD) | CMS NPPES Registry (60010) |
| Dr. Derken Barrington CMS Volume Rank | 25.00th Pct (1,691 CMS svcs; Z -0.080σ) | CMS Medicare Part B (IL Family Practice) |
| Fair Cash-Pay New-Patient Benchmark | $218.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Barrington, IL) |
| Waiting-Room Wait Time & Cash Friendliness | $218.00 avg paid • 17 min lobby wait | 23 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.87/5 Listening • 4.47/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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