Dr. Lal Yilmaz-Gonzalez, MD
41 De Silva Island DR, Mill Valley, CA 94941 • +1-232-555-6693
Medical Education: Accredited U.S. Medical School (Class of 1998)
What This Doctor Actually Performs: CMS Medicare Utilization & Mill Valley Percentiles
NPI #1215065891 • CBSA Regional • General Surgery
Within the Mill Valley, CA (CBSA local) General Surgery cohort, Dr. Lal Yilmaz-Gonzalez, MD with sub-specialty concentration in 7 Active CMS HCPCS Codes ranks at the 99th municipal percentile and 86.79th CA percentile (+0.30σ Z-score) based on 3,900 billed procedures for 1,135 patients.
Dr. Yilmaz-Gonzalez's longitudinal care intensity (3.4 billed units per patient across 1135 individuals) centers on 99214 (1755 annual units) and 99213 ($174–$238 cash range).
At 41 De Silva Island DR (94941), Dr. Lal Yilmaz-Gonzalez, MD accommodates direct self-pay scheduling (in-person clinic visits only) at ~$239.00 per new consult (4.76/5 bedside rating).
Clinical background for Dr. Yilmaz-Gonzalez (MD, NPI #1215065891) includes accredited doctoral training (1998, 28 yrs in practice) and dedicated on-site consultations at 41 De Silva Island DR.
Top 10% General Surgery volume leader in Mill Valley, CA
3,900 annual services across 1,135 beneficiaries
Standard deviations from CA General Surgery 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 | 1,755 | 99th | $227 – $311 |
| 99213 | Established Preventive & Chronic Care Visit | 1,014 | 98th | $174 – $238 |
| 93000 | In-Office 12-Lead Resting Electrocardiogram | 507 | 99.5th | $83 – $114 |
| G0439 | Annual Preventive Wellness & Cardiometabolic Risk Assessment | 390 | 96th | $267 – $366 |
| 99204 | Comprehensive New Patient Internal Medicine Diagnostic Visit | 234 | 97th | $316 – $433 |
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Dr. Lal Yilmaz-Gonzalez, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Yilmaz-Gonzalez National Provider Identifier | NPI #1215065891 (MD) | CMS NPPES Registry (94941) |
| Dr. Yilmaz-Gonzalez Mill Valley CMS Volume Rank | 99.00th Pct (3,900 CMS svcs; Z +0.302σ) | CMS Medicare Part B (CA General Surgery) |
| Fair Cash-Pay New-Patient Benchmark | $239.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Mill Valley, CA) |
| Waiting-Room Wait Time & Cash Friendliness | $239.00 avg paid • 9 min lobby wait | 3 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.76/5 Listening • 4.44/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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