Dr. Mark Buyyounouski, MD
300 Pasteur DR, Stanford, CA 94305 • +1-710-555-9742
Medical Education: Accredited U.S. Medical School (Class of 1996)
What This Doctor Actually Performs: CMS Medicare Utilization & Stanford Percentiles
NPI #1912927021 • CBSA Regional • Radiation Oncology
Anchored in Stanford, CA 94305, Dr. Mark Buyyounouski, MD (NPI 1912927021) logged 1,586 annual procedures (focused low-volume boutique caseload (33.33th Stanford percentile), 31.66th CA percentile, -0.45σ) with sub-specialty concentration in 25 Active CMS HCPCS Codes.
Dr. Buyyounouski's longitudinal care intensity (10.6 billed units per patient across 149 individuals) centers on 99214 (714 annual units) and 99213 ($212–$290 cash range).
Direct cash-pay transparency modeling sets Dr. Buyyounouski's baseline new-consult rate near $239.00 in Stanford, CA (cash-pay accepted, hybrid in-clinic and telehealth video consults, 19-minute average reception wait).
From 300 Pasteur DR in Stanford (+1-710-555-9742), Dr. Buyyounouski, MD (30-year clinical track record) delivers 25 Active CMS HCPCS Codes care.
Compared against Stanford, CA Radiation Oncology peers
1,586 annual services across 149 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 | 714 | 33.33th | $277 – $379 |
| 99213 | Established Preventive & Chronic Care Visit | 412 | 34.33th | $212 – $290 |
| 93000 | In-Office 12-Lead Resting Electrocardiogram | 206 | 35.33th | $101 – $139 |
| G0439 | Annual Preventive Wellness & Cardiometabolic Risk Assessment | 159 | 30.33th | $325 – $445 |
| 99204 | Comprehensive New Patient Internal Medicine Diagnostic Visit | 95 | 32.33th | $385 – $528 |
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Dr. Mark Buyyounouski, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Buyyounouski National Provider Identifier | NPI #1912927021 (MD) | CMS NPPES Registry (94305) |
| Dr. Buyyounouski Stanford CMS Volume Rank | 33.33th Pct (1,586 CMS svcs; Z -0.445σ) | CMS Medicare Part B (CA Radiation Oncology) |
| Fair Cash-Pay New-Patient Benchmark | $239.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Stanford, CA) |
| Waiting-Room Wait Time & Cash Friendliness | $239.00 avg paid • 19 min lobby wait | 7 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.61/5 Listening • 4.47/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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