Dr. Maria Diaz-Stanchi, MD
2700 Silverside Rd, Suite 3, Wilmington, DE 19810 • +1-947-555-5952
Medical Education: Accredited U.S. Medical School (Class of 1997)
What This Doctor Actually Performs: CMS Medicare Utilization & Wilmington Percentiles
NPI #1043276272 • CBSA Regional • Internal Medicine
Anchored in Wilmington, DE 19810, Dr. Maria Diaz-Stanchi, MD (NPI 1043276272) logged 3,069 annual procedures (upper-quartile active clinical volume (82.05th Wilmington percentile), 83.33th DE percentile, -0.09σ) with sub-specialty concentration in 43 Active CMS HCPCS Codes.
Procedural volume for Dr. Diaz-Stanchi is led by HCPCS 99214 (Moderate-to-High Complexity Internal Medicine Follow-Up — 521 annual services, $65–$89 GPCI cash estimate), followed by CPT 99213 (Established Preventive & Chronic Care Visit, 301/yr) and CPT 93000 (In-Office 12-Lead Resting Electrocardiogram, 151/yr).
For out-of-network patients contacting +1-947-555-5952, Dr. Diaz-Stanchi's practice posts a $209.00 GPCI self-pay consult estimate ($209.00 patient-logged median, 4.72/5 composite reality score over 23 submissions).
Patients evaluating Dr. Maria Diaz-Stanchi in ZIP 19810 note 29 years of post-doctoral tenure (null, 1997) alongside 13.8 annual CMS procedures per patient.
Compared against Wilmington, DE Internal Medicine peers
3,069 annual services across 222 beneficiaries
Standard deviations from DE 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 | 521 | 82.05th | $65 – $89 |
| 99213 | Established Preventive & Chronic Care Visit | 301 | 82.05th | $50 – $68 |
| 93000 | In-Office 12-Lead Resting Electrocardiogram | 151 | 87.05th | $25 – $40 |
| G0439 | Annual Preventive Wellness & Cardiometabolic Risk Assessment | 116 | 87.05th | $76 – $105 |
| 99204 | Comprehensive New Patient Internal Medicine Diagnostic Visit | 69 | 78.05th | $90 – $124 |
| 96372 | Therapeutic Subcutaneous/Intramuscular Injection Administration (43 HCPCS billing breadth) | 1,911 | 82.05th | $59 – $86 |
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Dr. Maria Diaz-Stanchi, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Diaz-Stanchi National Provider Identifier | NPI #1043276272 (MD) | CMS NPPES Registry (19810) |
| Dr. Diaz-Stanchi Wilmington CMS Volume Rank | 82.05th Pct (3,069 CMS svcs; Z -0.092σ) | CMS Medicare Part B (DE Internal Medicine) |
| Fair Cash-Pay New-Patient Benchmark | $209.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Wilmington, DE) |
| Waiting-Room Wait Time & Cash Friendliness | $209.00 avg paid • 15 min lobby wait | 23 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.78/5 Listening • 4.80/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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