Dr. Samuel Liu, MD
11480 Brookshire Ave Ste 105, Downey, CA 90241 • +1-615-555-9676
Medical Education: Accredited U.S. Medical School (Class of 2008)
What This Doctor Actually Performs: CMS Medicare Utilization & Downey Percentiles
NPI #1912935628 • CBSA Regional • Nephrology
Dr. Samuel Liu, MD (NPI #1912935628) practices Nephrology in Downey, CA (90241) with sub-specialty concentration in 15 Active CMS HCPCS Codes, recording 975 annual CMS services across 230 distinct beneficiaries—placing this practice as a mid-cohort balanced caseload (50th Downey percentile) (-0.43σ vs CA state mean, 11.82th statewide percentile).
Procedural volume for Dr. Liu is led by HCPCS 99214 (Chronic Kidney Disease eGFR, uACR & Electrolyte Management — 468 annual services, $462–$633 GPCI cash estimate), followed by CPT 90960 (Monthly Adult ESRD Renal Replacement Oversight, 215/yr) and CPT 99215 (High-Complexity Cardiorenal & Resistant Hypertension Visit, 176/yr).
Direct cash-pay transparency modeling sets Dr. Liu's baseline new-consult rate near $239.00 in Downey, CA (cash-pay accepted, hybrid in-clinic and telehealth video consults, 12-minute average reception wait).
Credentialed as an MD specialist with 18 years post-graduation experience since completing medical school at an LCME/COCA institution (2008), Dr. Liu coordinates 15 Active CMS HCPCS Codes workups from 11480 Brookshire Ave Ste 105 (+1-615-555-9676).
Compared against Downey, CA Nephrology peers
975 annual services across 230 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 | 468 | 50th | $462 – $633 |
| 90960 | Monthly Adult ESRD Renal Replacement Oversight | 215 | 48th | $924 – $1266 |
| 99215 | High-Complexity Cardiorenal & Resistant Hypertension Visit | 176 | 45th | $674 – $923 |
| 99204 | New Patient Nephrology & Proteinuria Consultation | 117 | 45th | $635 – $870 |
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Dr. Samuel Liu, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Liu National Provider Identifier | NPI #1912935628 (MD) | CMS NPPES Registry (90241) |
| Dr. Liu Downey CMS Volume Rank | 50.00th Pct (975 CMS svcs; Z -0.426σ) | CMS Medicare Part B (CA Nephrology) |
| Fair Cash-Pay New-Patient Benchmark | $239.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Downey, CA) |
| Waiting-Room Wait Time & Cash Friendliness | $239.00 avg paid • 12 min lobby wait | 22 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.90/5 Listening • 4.89/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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