Dr. Margaret Kozak, DO
135 Newton Sparta Rd, Newton, NJ 07860 • +1-395-555-8130
Medical Education: Accredited U.S. Medical School (Class of 2012)
What This Doctor Actually Performs: CMS Medicare Utilization & Newton Percentiles
NPI #1891781720 • CBSA Regional • Family Practice
Within the Newton, NJ (CBSA local) Family Practice cohort, Dr. Margaret Kozak, DO with sub-specialty concentration in 52 Active CMS HCPCS Codes ranks at the 33.33th municipal percentile and 71.98th NJ percentile (-0.01σ Z-score) based on 1,991 billed procedures for 664 patients.
Dr. Kozak's longitudinal care intensity (3.0 billed units per patient across 664 individuals) centers on 99214 (802 annual units) and 99213 ($103–$141 cash range).
Cash-pay intake data for NPI 1891781720 (135 Newton Sparta Rd, Newton) indicates $209.00 typical out-of-pocket visit spend against a $209.00 locality benchmark, paired with 14-minute average reception wait and 4.78/5 biomarker openness.
From 135 Newton Sparta Rd in Newton (+1-395-555-8130), Dr. Kozak, DO (14-year clinical track record) delivers 52 Active CMS HCPCS Codes care.
Compared against Newton, NJ Family Practice peers
1,991 annual services across 664 beneficiaries
Standard deviations from NJ 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 | 802 | 33.33th | $134 – $184 |
| 99213 | Focused Acute & Preventive Primary Care Evaluation | 592 | 35.33th | $103 – $141 |
| G0439 | Annual Wellness Biomarker & Preventive Screening Visit | 229 | 33.33th | $154 – $212 |
| 36415 | Routine Venipuncture Blood Biomarker Collection | 172 | 32.33th | $29 – $44 |
| 99204 | New Patient Primary Care Intake & Diagnostic Plan | 115 | 38.33th | $185 – $253 |
| 96372 | Therapeutic Subcutaneous/Intramuscular Injection Administration (52 HCPCS billing breadth) | 82 | 33.33th | $121 – $175 |
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Dr. Margaret Kozak, DO Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Kozak National Provider Identifier | NPI #1891781720 (DO) | CMS NPPES Registry (07860) |
| Dr. Kozak Newton CMS Volume Rank | 33.33th Pct (1,991 CMS svcs; Z -0.013σ) | CMS Medicare Part B (NJ Family Practice) |
| Fair Cash-Pay New-Patient Benchmark | $209.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Newton, NJ) |
| Waiting-Room Wait Time & Cash Friendliness | $209.00 avg paid • 14 min lobby wait | 20 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.66/5 Listening • 4.78/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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