Dr. Maria Chang Villacreses, MD
1500 Duarte Rd Dept, Duarte, CA 91010 • +1-838-555-8829
Medical Education: Accredited U.S. Medical School (Class of 2002)
What This Doctor Actually Performs: CMS Medicare Utilization & Duarte Percentiles
NPI #1740675610 • CBSA Regional • Endocrinology
Within the Duarte, CA (CBSA local) Endocrinology cohort, Dr. Maria Chang Villacreses, MD with sub-specialty concentration in 18 Active CMS HCPCS Codes ranks at the 40th municipal percentile and 30.05th CA percentile (-0.54σ Z-score) based on 1,465 billed procedures for 503 patients.
Granular CPT/HCPCS billing distribution at 1500 Duarte Rd Dept shows Dr. Maria Chang Villacreses's primary concentration in Complex Endocrine, Thyroid & Metabolic Biomarker Management (code 99214: 645x/yr, 40th local percentile) alongside Ambulatory Continuous Glucose Monitoring (CGM) Data Analysis (95251: 322x/yr, $99–$136).
For out-of-network patients contacting +1-838-555-8829, Dr. Chang Villacreses's practice posts a $239.00 GPCI self-pay consult estimate ($239.00 patient-logged median, 4.68/5 composite reality score over 7 submissions).
From 1500 Duarte Rd Dept in Duarte (+1-838-555-8829), Dr. Chang Villacreses, MD (24-year clinical track record) delivers 18 Active CMS HCPCS Codes care.
Compared against Duarte, CA Endocrinology peers
1,465 annual services across 503 beneficiaries
Standard deviations from CA Endocrinology mean utilization
Top Billed HCPCS/CPT Procedures & GPCI Self-Pay Cash Benchmarks
| HCPCS | Clinical Procedure Description | Annual Volume | Local Pct | Est. Cash Range |
|---|---|---|---|---|
| 99214 | Complex Endocrine, Thyroid & Metabolic Biomarker Management | 645 | 40th | $159 – $218 |
| 95251 | Ambulatory Continuous Glucose Monitoring (CGM) Data Analysis | 322 | 45th | $99 – $136 |
| 76536 | High-Resolution Thyroid & Parathyroid Neck Ultrasound | 234 | 39th | $192 – $263 |
| 99204 | Comprehensive New Patient Endocrine & Hormone Workup | 176 | 39th | $218 – $299 |
| 99215 | High-Complexity Multi-Hormone & Insulin Pump Titration | 88 | 35th | $245 – $336 |
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Dr. Maria Chang Villacreses, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Chang Villacreses National Provider Identifier | NPI #1740675610 (MD) | CMS NPPES Registry (91010) |
| Dr. Chang Villacreses Duarte CMS Volume Rank | 40.00th Pct (1,465 CMS svcs; Z -0.535σ) | CMS Medicare Part B (CA Endocrinology) |
| Fair Cash-Pay New-Patient Benchmark | $239.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Duarte, CA) |
| Waiting-Room Wait Time & Cash Friendliness | $239.00 avg paid • 13 min lobby wait | 7 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.55/5 Listening • 4.56/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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