Dr. Michael Zhang, MD
100 Hospital DR Ste 100, Vallejo, CA 94589 • +1-960-555-7999
Medical Education: Accredited U.S. Medical School (Class of 2018)
What This Doctor Actually Performs: CMS Medicare Utilization & Vallejo Percentiles
NPI #1861856718 • CBSA Regional • Radiation Oncology
Anchored in Vallejo, CA 94589, Dr. Michael Zhang, MD (NPI 1861856718) logged 2,104 annual procedures (top-decile high-throughput specialist (99th percentile in Vallejo), 47.76th CA percentile, -0.28σ) with sub-specialty concentration in 30 Active CMS HCPCS Codes.
Granular CPT/HCPCS billing distribution at 100 Hospital DR Ste 100 shows Dr. Michael Zhang's primary concentration in Moderate-to-High Complexity Internal Medicine Follow-Up (code 99214: 947x/yr, 99th local percentile) alongside Established Preventive & Chronic Care Visit (99213: 547x/yr, $139–$191).
At 100 Hospital DR Ste 100 (94589), Dr. Michael Zhang, MD accommodates direct self-pay scheduling (hybrid in-clinic and telehealth video consults) at ~$239.00 per new consult (4.87/5 bedside rating).
Patients evaluating Dr. Michael Zhang in ZIP 94589 note 8 years of post-doctoral tenure (null, 2018) alongside 13.1 annual CMS procedures per patient.
Top 10% Radiation Oncology volume leader in Vallejo, CA
2,104 annual services across 161 beneficiaries
Standard deviations from CA Radiation 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 | 947 | 99th | $182 – $249 |
| 99213 | Established Preventive & Chronic Care Visit | 547 | 99.5th | $139 – $191 |
| 93000 | In-Office 12-Lead Resting Electrocardiogram | 274 | 97th | $66 – $91 |
| G0439 | Annual Preventive Wellness & Cardiometabolic Risk Assessment | 210 | 94th | $214 – $293 |
| 99204 | Comprehensive New Patient Internal Medicine Diagnostic Visit | 126 | 99.5th | $253 – $347 |
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Dr. Michael Zhang, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Zhang National Provider Identifier | NPI #1861856718 (MD) | CMS NPPES Registry (94589) |
| Dr. Zhang Vallejo CMS Volume Rank | 99.00th Pct (2,104 CMS svcs; Z -0.283σ) | CMS Medicare Part B (CA Radiation Oncology) |
| Fair Cash-Pay New-Patient Benchmark | $239.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Vallejo, CA) |
| Waiting-Room Wait Time & Cash Friendliness | $239.00 avg paid • 17 min lobby wait | 23 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.87/5 Listening • 4.92/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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