Dr. John Chafos, MD
257 Rt 22 East, Green Brook, NJ 08812 • +1-878-555-1513
Medical Education: Accredited U.S. Medical School (Class of 1996)
What This Doctor Actually Performs: CMS Medicare Utilization & Green Brook Percentiles
NPI #1871673830 • CBSA Regional • Family Practice
Operating out of Green Brook, NJ (257 Rt 22 East), Family Practice clinician Dr. John Chafos, MD (accredited MD/DO training, 1996) maintains a mid-cohort balanced caseload (50th Green Brook percentile) (96.15th NJ percentile; Z-score +1.53σ across 6,115 documented services) with sub-specialty concentration in 94 Active CMS HCPCS Codes.
Procedural volume for Dr. Chafos is led by HCPCS 99214 (Comprehensive Primary Care & Chronic Protocol Management — 1243 annual services, $45–$61 GPCI cash estimate), followed by CPT 99213 (Focused Acute & Preventive Primary Care Evaluation, 917/yr) and CPT G0439 (Annual Wellness Biomarker & Preventive Screening Visit, 355/yr).
Direct cash-pay transparency modeling sets Dr. Chafos's baseline new-consult rate near $209.00 in Green Brook, NJ (cash-pay accepted, hybrid in-clinic and telehealth video consults, 18-minute average reception wait).
From 257 Rt 22 East in Green Brook (+1-878-555-1513), Dr. Chafos, MD (30-year clinical track record) delivers 94 Active CMS HCPCS Codes care.
Compared against Green Brook, NJ Family Practice peers
6,115 annual services across 497 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 | 1,243 | 50th | $45 – $61 |
| 99213 | Focused Acute & Preventive Primary Care Evaluation | 917 | 47th | $34 – $49 |
| G0439 | Annual Wellness Biomarker & Preventive Screening Visit | 355 | 47th | $51 – $70 |
| 36415 | Routine Venipuncture Blood Biomarker Collection | 266 | 47th | $25 – $40 |
| 99204 | New Patient Primary Care Intake & Diagnostic Plan | 178 | 54th | $62 – $84 |
| 96372 | Therapeutic Subcutaneous/Intramuscular Injection Administration (94 HCPCS billing breadth) | 3,156 | 50th | $45 – $65 |
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Dr. John Chafos, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Chafos National Provider Identifier | NPI #1871673830 (MD) | CMS NPPES Registry (08812) |
| Dr. Chafos Green Brook CMS Volume Rank | 50.00th Pct (6,115 CMS svcs; Z +1.535σ) | CMS Medicare Part B (NJ Family Practice) |
| Fair Cash-Pay New-Patient Benchmark | $209.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Green Brook, NJ) |
| Waiting-Room Wait Time & Cash Friendliness | $209.00 avg paid • 18 min lobby wait | 16 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.80/5 Listening • 4.54/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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