Dr. Ngan Nguyen, DO
The Oncology Institute of Hope and Innovation, 4646 Brockton Ave. #203, Riverside, CA 92506 • +1-876-555-9668
Medical Education: Accredited U.S. Medical School (Class of 2011)
What This Doctor Actually Performs: CMS Medicare Utilization & Riverside Percentiles
NPI #1407388010 • CBSA Regional • Hematology-Oncology
Dr. Ngan Nguyen, DO (NPI #1407388010) practices Hematology-Oncology in Riverside, CA (92506) with sub-specialty concentration in 70 Active CMS HCPCS Codes, recording 15,733 annual CMS services across 98 distinct beneficiaries—placing this practice as a mid-cohort balanced caseload (50th Riverside percentile) (-0.47σ vs CA state mean, 49.5th statewide percentile).
Among 6 tracked CMS fee-schedule codes for Dr. Nguyen (averaging 160.5 services per beneficiary), 99214 (Moderate-to-High Complexity Internal Medicine Follow-Up) represents 2% of tracked volume (367 encounters), paired with 99213 (212x).
Direct cash-pay transparency modeling sets Dr. Nguyen's baseline new-consult rate near $239.00 in Riverside, CA (cash-pay accepted, hybrid in-clinic and telehealth video consults, 10-minute average reception wait).
Spanning 15 years of clinical practice following 2011 graduation from medical training, Dr. Ngan Nguyen integrates 70 Active CMS HCPCS Codes diagnostics for Riverside metro patients.
Compared against Riverside, CA Hematology-Oncology peers
15,733 annual services across 98 beneficiaries
Standard deviations from CA Hematology-Oncology 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 | 367 | 50th | $52 – $71 |
| 99213 | Established Preventive & Chronic Care Visit | 212 | 54th | $40 – $55 |
| 93000 | In-Office 12-Lead Resting Electrocardiogram | 106 | 51th | $25 – $40 |
| G0439 | Annual Preventive Wellness & Cardiometabolic Risk Assessment | 82 | 53th | $61 – $84 |
| 99204 | Comprehensive New Patient Internal Medicine Diagnostic Visit | 49 | 54th | $72 – $99 |
| 96372 | Therapeutic Subcutaneous/Intramuscular Injection Administration (70 HCPCS billing breadth) | 14,918 | 50th | $47 – $68 |
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Dr. Ngan Nguyen, DO Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Nguyen National Provider Identifier | NPI #1407388010 (DO) | CMS NPPES Registry (92506) |
| Dr. Nguyen Riverside CMS Volume Rank | 50.00th Pct (15,733 CMS svcs; Z -0.470σ) | CMS Medicare Part B (CA Hematology-Oncology) |
| Fair Cash-Pay New-Patient Benchmark | $239.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Riverside, CA) |
| Waiting-Room Wait Time & Cash Friendliness | $239.00 avg paid • 10 min lobby wait | 22 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.81/5 Listening • 4.82/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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