Dr. Piangwarin Phaosawasdi, MD
1360 Burton DR, Suite 160, Vacaville, CA 95687 • +1-867-555-2213
Medical Education: Accredited U.S. Medical School (Class of 1998)
What This Doctor Actually Performs: CMS Medicare Utilization & Vacaville Percentiles
NPI #1962727123 • CBSA Regional • Nephrology
Statistical peer benchmarking across CA Nephrology providers positions Dr. Piangwarin Phaosawasdi, MD in Vacaville at -0.27σ (99th city percentile / 45.94th state percentile, 563 Medicare beneficiaries), with clinical focus spanning 16 Active CMS HCPCS Codes.
Fee-schedule auditing of NPI 1962727123 highlights 956 annual claims for 99214 (99th Vacaville percentile; $315–$432 self-pay corridor) plus 438 encounters under 90960 and 358 under 99215.
Direct cash-pay transparency modeling sets Dr. Phaosawasdi's baseline new-consult rate near $239.00 in Vacaville, CA (cash-pay accepted, in-person clinic visits only, 12-minute average reception wait).
Patients evaluating Dr. Piangwarin Phaosawasdi in ZIP 95687 note 28 years of post-doctoral tenure (null, 1998) alongside 3.5 annual CMS procedures per patient.
Top 10% Nephrology volume leader in Vacaville, CA
1,991 annual services across 563 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 | 956 | 99th | $315 – $432 |
| 90960 | Monthly Adult ESRD Renal Replacement Oversight | 438 | 99.5th | $631 – $864 |
| 99215 | High-Complexity Cardiorenal & Resistant Hypertension Visit | 358 | 94th | $460 – $630 |
| 99204 | New Patient Nephrology & Proteinuria Consultation | 239 | 99.5th | $434 – $594 |
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Dr. Piangwarin Phaosawasdi, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Phaosawasdi National Provider Identifier | NPI #1962727123 (MD) | CMS NPPES Registry (95687) |
| Dr. Phaosawasdi Vacaville CMS Volume Rank | 99.00th Pct (1,991 CMS svcs; Z -0.269σ) | CMS Medicare Part B (CA Nephrology) |
| Fair Cash-Pay New-Patient Benchmark | $239.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Vacaville, CA) |
| Waiting-Room Wait Time & Cash Friendliness | $239.00 avg paid • 12 min lobby wait | 6 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.55/5 Listening • 4.77/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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