Dr. Eric Chang, MD
333 University Ave Ste 120, Sacramento, CA 95825 • +1-933-555-8876
Medical Education: Accredited U.S. Medical School (Class of 2009)
What This Doctor Actually Performs: CMS Medicare Utilization & Sacramento Percentiles
NPI #1477996031 • CBSA Regional • Nephrology
Statistical peer benchmarking across CA Nephrology providers positions Dr. Eric Chang, MD in Sacramento at -0.23σ (86.36th city percentile / 54.51th state percentile, 378 Medicare beneficiaries), with clinical focus spanning 30 Active CMS HCPCS Codes.
Dr. Chang's longitudinal care intensity (6.0 billed units per patient across 378 individuals) centers on 99214 (1085 annual units) and 90960 ($339–$464 cash range).
Cash-pay intake data for NPI 1477996031 (333 University Ave Ste 120, Sacramento) indicates $239.00 typical out-of-pocket visit spend against a $239.00 locality benchmark, paired with 20-minute average reception wait and 4.93/5 biomarker openness.
NPI registry verification (#1477996031) confirms Dr. Eric Chang's MD standing serving CBSA 95825 with a 4.61/5 patient scorecard.
Compared against Sacramento, CA Nephrology peers
2,260 annual services across 378 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 | 1,085 | 86.36th | $169 – $232 |
| 90960 | Monthly Adult ESRD Renal Replacement Oversight | 497 | 91.36th | $339 – $464 |
| 99215 | High-Complexity Cardiorenal & Resistant Hypertension Visit | 407 | 86.36th | $247 – $338 |
| 99204 | New Patient Nephrology & Proteinuria Consultation | 271 | 85.36th | $233 – $319 |
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Dr. Eric Chang, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Chang National Provider Identifier | NPI #1477996031 (MD) | CMS NPPES Registry (95825) |
| Dr. Chang Sacramento CMS Volume Rank | 86.36th Pct (2,260 CMS svcs; Z -0.228σ) | CMS Medicare Part B (CA Nephrology) |
| Fair Cash-Pay New-Patient Benchmark | $239.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Sacramento, CA) |
| Waiting-Room Wait Time & Cash Friendliness | $239.00 avg paid • 20 min lobby wait | 20 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.93/5 Listening • 4.93/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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