Dr. Margarita Symonian Silver, MD
201 S Alvarado St, Suite 808, Los Angeles, CA 90057 • +1-401-555-1524
Medical Education: Accredited U.S. Medical School (Class of 2012)
What This Doctor Actually Performs: CMS Medicare Utilization & Los Angeles Percentiles
NPI #1528140696 • CBSA 31080 • Nephrology
Within the Los Angeles, CA (CBSA 31080) Nephrology cohort, Dr. Margarita Symonian Silver, MD with sub-specialty concentration in 19 Active CMS HCPCS Codes ranks at the 1.75th municipal percentile and 2.66th CA percentile (-0.47σ Z-score) based on 719 billed procedures for 80 patients.
Procedural volume for Dr. Symonian Silver is led by HCPCS 99214 (Chronic Kidney Disease eGFR, uACR & Electrolyte Management — 345 annual services, $424–$581 GPCI cash estimate), followed by CPT 90960 (Monthly Adult ESRD Renal Replacement Oversight, 158/yr) and CPT 99215 (High-Complexity Cardiorenal & Resistant Hypertension Visit, 129/yr).
Uninsured and high-deductible cash patients visiting Dr. Margarita Symonian Silver in Los Angeles (90057) face an estimated $231.00 initial evaluation fee at 201 S Alvarado St, Suite 808 (hybrid in-clinic and telehealth video consults; 9-minute average reception wait; bedside manner 4.72/5 from 23 verified reports).
NPI registry verification (#1528140696) confirms Dr. Margarita Symonian Silver's MD standing serving CBSA 31080 with a 4.72/5 patient scorecard.
Compared against Los Angeles, CA Nephrology peers
719 annual services across 80 beneficiaries
Standard deviations from CA Nephrology mean utilization
Top Billed HCPCS/CPT Procedures & GPCI Self-Pay Cash Benchmarks
| HCPCS | Clinical Procedure Description | Annual Volume | Local Pct | Est. Cash Range |
|---|---|---|---|---|
| 99214 | Chronic Kidney Disease eGFR, uACR & Electrolyte Management | 345 | 12th | $424 – $581 |
| 90960 | Monthly Adult ESRD Renal Replacement Oversight | 158 | 12th | $849 – $1163 |
| 99215 | High-Complexity Cardiorenal & Resistant Hypertension Visit | 129 | 12th | $619 – $848 |
| 99204 | New Patient Nephrology & Proteinuria Consultation | 86 | 12th | $583 – $799 |
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Dr. Margarita Symonian Silver, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Symonian Silver National Provider Identifier | NPI #1528140696 (MD) | CMS NPPES Registry (90057) |
| Dr. Symonian Silver Los Angeles CMS Volume Rank | 1.75th Pct (719 CMS svcs; Z -0.466σ) | CMS Medicare Part B (CA Nephrology) |
| Fair Cash-Pay New-Patient Benchmark | $231.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Los Angeles, CA) |
| Waiting-Room Wait Time & Cash Friendliness | $231.00 avg paid • 9 min lobby wait | 23 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.72/5 Listening • 4.63/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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