Dr. Sonal Aggarwal, MD
1450 Treat Blvd, Suite 160, Walnut Creek, CA 94597 • +1-506-555-5145
Medical Education: Accredited U.S. Medical School (Class of 1994)
What This Doctor Actually Performs: CMS Medicare Utilization & Walnut Creek Percentiles
NPI #1336336411 • CBSA Regional • Family Practice
Dr. Sonal Aggarwal, MD (NPI #1336336411) practices Family Practice in Walnut Creek, CA (94597) with sub-specialty concentration in 24 Active CMS HCPCS Codes, recording 757 annual CMS services across 379 distinct beneficiaries—placing this practice as a focused low-volume boutique caseload (16.22th Walnut Creek percentile) (-0.09σ vs CA state mean, 12.54th statewide percentile).
Fee-schedule auditing of NPI 1336336411 highlights 318 annual claims for 99214 (16.22th Walnut Creek percentile; $171–$234 self-pay corridor) plus 235 encounters under 99213 and 91 under G0439.
At 1450 Treat Blvd, Suite 160 (94597), Dr. Sonal Aggarwal, MD accommodates direct self-pay scheduling (hybrid in-clinic and telehealth video consults) at ~$239.00 per new consult (4.72/5 bedside rating).
Patients evaluating Dr. Sonal Aggarwal in ZIP 94597 note 32 years of post-doctoral tenure (null, 1994) alongside 2.0 annual CMS procedures per patient.
Compared against Walnut Creek, CA Family Practice peers
757 annual services across 379 beneficiaries
Standard deviations from CA Family Practice mean utilization
Top Billed HCPCS/CPT Procedures & GPCI Self-Pay Cash Benchmarks
| HCPCS | Clinical Procedure Description | Annual Volume | Local Pct | Est. Cash Range |
|---|---|---|---|---|
| 99214 | Comprehensive Primary Care & Chronic Protocol Management | 318 | 16.22th | $171 – $234 |
| 99213 | Focused Acute & Preventive Primary Care Evaluation | 235 | 20.22th | $131 – $179 |
| G0439 | Annual Wellness Biomarker & Preventive Screening Visit | 91 | 12.22th | $196 – $268 |
| 36415 | Routine Venipuncture Blood Biomarker Collection | 68 | 14.22th | $37 – $52 |
| 99204 | New Patient Primary Care Intake & Diagnostic Plan | 45 | 19.22th | $235 – $321 |
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Dr. Sonal Aggarwal, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Aggarwal National Provider Identifier | NPI #1336336411 (MD) | CMS NPPES Registry (94597) |
| Dr. Aggarwal Walnut Creek CMS Volume Rank | 16.22th Pct (757 CMS svcs; Z -0.087σ) | CMS Medicare Part B (CA Family Practice) |
| Fair Cash-Pay New-Patient Benchmark | $239.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Walnut Creek, CA) |
| Waiting-Room Wait Time & Cash Friendliness | $239.00 avg paid • 12 min lobby wait | 26 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.72/5 Listening • 4.90/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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