Dr. Steven Guillen, MD
2100 Wescott DR, Flemington, NJ 08822 • +1-632-555-3604
Medical Education: Accredited U.S. Medical School (Class of 2017)
What This Doctor Actually Performs: CMS Medicare Utilization & Flemington Percentiles
NPI #1710911029 • CBSA Regional • Emergency Medicine
Within the Flemington, NJ (CBSA local) Emergency Medicine cohort, Dr. Steven Guillen, MD with sub-specialty concentration in 17 Active CMS HCPCS Codes ranks at the 66.67th municipal percentile and 89.97th NJ percentile (+0.74σ Z-score) based on 2,030 billed procedures for 852 patients.
Dr. Guillen's longitudinal care intensity (2.4 billed units per patient across 852 individuals) centers on 99214 (914 annual units) and 99213 ($108–$148 cash range).
For out-of-network patients contacting +1-632-555-3604, Dr. Guillen's practice posts a $209.00 GPCI self-pay consult estimate ($209.00 patient-logged median, 4.66/5 composite reality score over 25 submissions).
Spanning 9 years of clinical practice following 2017 graduation from medical training, Dr. Steven Guillen integrates 17 Active CMS HCPCS Codes diagnostics for Flemington metro patients.
Compared against Flemington, NJ Emergency Medicine peers
2,030 annual services across 852 beneficiaries
Standard deviations from NJ Emergency Medicine mean utilization
Top Billed HCPCS/CPT Procedures & GPCI Self-Pay Cash Benchmarks
| HCPCS | Clinical Procedure Description | Annual Volume | Local Pct | Est. Cash Range |
|---|---|---|---|---|
| 99214 | Moderate-to-High Complexity Internal Medicine Follow-Up | 914 | 66.67th | $141 – $193 |
| 99213 | Established Preventive & Chronic Care Visit | 528 | 67.67th | $108 – $148 |
| 93000 | In-Office 12-Lead Resting Electrocardiogram | 264 | 70.67th | $51 – $70 |
| G0439 | Annual Preventive Wellness & Cardiometabolic Risk Assessment | 203 | 64.67th | $165 – $226 |
| 99204 | Comprehensive New Patient Internal Medicine Diagnostic Visit | 122 | 64.67th | $196 – $268 |
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Dr. Steven Guillen, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Guillen National Provider Identifier | NPI #1710911029 (MD) | CMS NPPES Registry (08822) |
| Dr. Guillen Flemington CMS Volume Rank | 66.67th Pct (2,030 CMS svcs; Z +0.741σ) | CMS Medicare Part B (NJ Emergency Medicine) |
| Fair Cash-Pay New-Patient Benchmark | $209.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Flemington, NJ) |
| Waiting-Room Wait Time & Cash Friendliness | $209.00 avg paid • 11 min lobby wait | 25 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.93/5 Listening • 4.71/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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