Dr. Yanfei Chen, MD
400 N Pepper Ave, Colton, CA 92324 • +1-811-555-2664
Medical Education: Accredited U.S. Medical School (Class of 2011)
What This Doctor Actually Performs: CMS Medicare Utilization & Colton Percentiles
NPI #1437103322 • CBSA Regional • Internal Medicine
Dr. Yanfei Chen, MD (NPI #1437103322) practices Internal Medicine in Colton, CA (92324) with sub-specialty concentration in 12 Active CMS HCPCS Codes, recording 800 annual CMS services across 167 distinct beneficiaries—placing this practice as a focused low-volume boutique caseload (33.33th Colton percentile) (-0.10σ vs CA state mean, 15.1th statewide percentile).
Among 5 tracked CMS fee-schedule codes for Dr. Chen (averaging 4.8 services per beneficiary), 99214 (Moderate-to-High Complexity Internal Medicine Follow-Up) represents 45% of tracked volume (360 encounters), paired with 99213 (208x).
Cash-pay intake data for NPI 1437103322 (400 N Pepper Ave, Colton) indicates $239.00 typical out-of-pocket visit spend against a $239.00 locality benchmark, paired with 20-minute average reception wait and 4.70/5 biomarker openness.
NPI registry verification (#1437103322) confirms Dr. Yanfei Chen's MD standing serving CBSA 92324 with a 4.85/5 patient scorecard.
Compared against Colton, CA Internal Medicine peers
800 annual services across 167 beneficiaries
Standard deviations from CA Internal 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 | 360 | 33.33th | $216 – $296 |
| 99213 | Established Preventive & Chronic Care Visit | 208 | 34.33th | $165 – $226 |
| 93000 | In-Office 12-Lead Resting Electrocardiogram | 104 | 30.33th | $79 – $108 |
| G0439 | Annual Preventive Wellness & Cardiometabolic Risk Assessment | 80 | 31.33th | $253 – $347 |
| 99204 | Comprehensive New Patient Internal Medicine Diagnostic Visit | 48 | 32.33th | $300 – $411 |
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Dr. Yanfei Chen, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Chen National Provider Identifier | NPI #1437103322 (MD) | CMS NPPES Registry (92324) |
| Dr. Chen Colton CMS Volume Rank | 33.33th Pct (800 CMS svcs; Z -0.105σ) | CMS Medicare Part B (CA Internal Medicine) |
| Fair Cash-Pay New-Patient Benchmark | $239.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Colton, CA) |
| Waiting-Room Wait Time & Cash Friendliness | $239.00 avg paid • 20 min lobby wait | 4 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.79/5 Listening • 4.70/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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