Dr. Maxwell Jen, MD
17400 Irvine Blvd Ste N, Tustin, CA 92780 • +1-881-555-9064
Medical Education: Accredited U.S. Medical School (Class of 2005)
What This Doctor Actually Performs: CMS Medicare Utilization & Tustin Percentiles
NPI #1154688810 • CBSA Regional • Emergency Medicine
Operating out of Tustin, CA (17400 Irvine Blvd Ste N), Emergency Medicine clinician Dr. Maxwell Jen, MD (accredited MD/DO training, 2005) maintains a top-decile high-throughput specialist (99th percentile in Tustin) (99.37th CA percentile; Z-score +5.01σ across 12,278 documented services) with sub-specialty concentration in 61 Active CMS HCPCS Codes.
Granular CPT/HCPCS billing distribution at 17400 Irvine Blvd Ste N shows Dr. Maxwell Jen's primary concentration in Moderate-to-High Complexity Internal Medicine Follow-Up (code 99214: 5525x/yr, 99th local percentile) alongside Established Preventive & Chronic Care Visit (99213: 3192x/yr, $146–$201).
For out-of-network patients contacting +1-881-555-9064, Dr. Jen's practice posts a $239.00 GPCI self-pay consult estimate ($239.00 patient-logged median, 4.71/5 composite reality score over 22 submissions).
Spanning 21 years of clinical practice following 2005 graduation from medical training, Dr. Maxwell Jen integrates 61 Active CMS HCPCS Codes diagnostics for Tustin metro patients.
Top 10% Emergency Medicine volume leader in Tustin, CA
12,278 annual services across 1,342 beneficiaries
Standard deviations from CA 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 | 5,525 | 99th | $191 – $262 |
| 99213 | Established Preventive & Chronic Care Visit | 3,192 | 99.5th | $146 – $201 |
| 93000 | In-Office 12-Lead Resting Electrocardiogram | 1,596 | 99th | $70 – $96 |
| G0439 | Annual Preventive Wellness & Cardiometabolic Risk Assessment | 1,228 | 99th | $225 – $308 |
| 99204 | Comprehensive New Patient Internal Medicine Diagnostic Visit | 737 | 99.5th | $266 – $365 |
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Dr. Maxwell Jen, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Jen National Provider Identifier | NPI #1154688810 (MD) | CMS NPPES Registry (92780) |
| Dr. Jen Tustin CMS Volume Rank | 99.00th Pct (12,278 CMS svcs; Z +5.006σ) | CMS Medicare Part B (CA Emergency Medicine) |
| Fair Cash-Pay New-Patient Benchmark | $239.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Tustin, CA) |
| Waiting-Room Wait Time & Cash Friendliness | $239.00 avg paid • 16 min lobby wait | 22 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.87/5 Listening • 4.54/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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