Dr. Sonia Chacko, MD
3635 Vista Ave, Saint Louis, MO 63110 • +1-839-555-4387
Medical Education: Accredited U.S. Medical School (Class of 2006)
What This Doctor Actually Performs: CMS Medicare Utilization & Saint Louis Percentiles
NPI #1497951008 • CBSA Regional • Internal Medicine
Statistical peer benchmarking across MO Internal Medicine providers positions Dr. Sonia Chacko, MD in Saint Louis at -0.15σ (30.74th city percentile / 29.22th state percentile, 252 Medicare beneficiaries), with clinical focus spanning 34 Active CMS HCPCS Codes.
Fee-schedule auditing of NPI 1497951008 highlights 356 annual claims for 99214 (30.74th Saint Louis percentile; $159–$218 self-pay corridor) plus 206 encounters under 99213 and 103 under 93000.
Uninsured and high-deductible cash patients visiting Dr. Sonia Chacko in Saint Louis (63110) face an estimated $209.00 initial evaluation fee at 3635 Vista Ave (hybrid in-clinic and telehealth video consults; 21-minute average reception wait; bedside manner 4.68/5 from 17 verified reports).
NPI registry verification (#1497951008) confirms Dr. Sonia Chacko's MD standing serving CBSA 63110 with a 4.78/5 patient scorecard.
Compared against Saint Louis, MO Internal Medicine peers
892 annual services across 252 beneficiaries
Standard deviations from MO Internal Medicine mean utilization
Top Billed HCPCS/CPT Procedures & GPCI Self-Pay Cash Benchmarks
| HCPCS | Clinical Procedure Description | Annual Volume | Local Pct | Est. Cash Range |
|---|---|---|---|---|
| 99214 | Moderate-to-High Complexity Internal Medicine Follow-Up | 356 | 30.74th | $159 – $218 |
| 99213 | Established Preventive & Chronic Care Visit | 206 | 32.74th | $122 – $167 |
| 93000 | In-Office 12-Lead Resting Electrocardiogram | 103 | 35.74th | $58 – $80 |
| G0439 | Annual Preventive Wellness & Cardiometabolic Risk Assessment | 79 | 25.74th | $187 – $256 |
| 99204 | Comprehensive New Patient Internal Medicine Diagnostic Visit | 48 | 31.74th | $222 – $304 |
| 96372 | Therapeutic Subcutaneous/Intramuscular Injection Administration (34 HCPCS billing breadth) | 100 | 30.74th | $144 – $209 |
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Dr. Sonia Chacko, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Chacko National Provider Identifier | NPI #1497951008 (MD) | CMS NPPES Registry (63110) |
| Dr. Chacko Saint Louis CMS Volume Rank | 30.74th Pct (892 CMS svcs; Z -0.154σ) | CMS Medicare Part B (MO Internal Medicine) |
| Fair Cash-Pay New-Patient Benchmark | $209.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Saint Louis, MO) |
| Waiting-Room Wait Time & Cash Friendliness | $209.00 avg paid • 21 min lobby wait | 17 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.68/5 Listening • 4.69/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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