Dr. William Tan, DO
20060 Governors DR Ste 204, Olympia Fields, IL 60461 • +1-604-555-1828
Medical Education: Accredited U.S. Medical School (Class of 2011)
What This Doctor Actually Performs: CMS Medicare Utilization & Olympia Fields Percentiles
NPI #1891112306 • CBSA Regional • Family Practice
Within the Olympia Fields, IL (CBSA local) Family Practice cohort, Dr. William Tan, DO with sub-specialty concentration in 31 Active CMS HCPCS Codes ranks at the 75th municipal percentile and 92.77th IL percentile (+0.12σ Z-score) based on 5,387 billed procedures for 353 patients.
Dr. Tan's longitudinal care intensity (15.3 billed units per patient across 353 individuals) centers on 99214 (530 annual units) and 99213 ($35–$50 cash range).
Uninsured and high-deductible cash patients visiting Dr. William Tan in Olympia Fields (60461) face an estimated $218.00 initial evaluation fee at 20060 Governors DR Ste 204 (hybrid in-clinic and telehealth video consults; 10-minute average reception wait; bedside manner 4.60/5 from 22 verified reports).
Clinical background for Dr. Tan (DO, NPI #1891112306) includes accredited doctoral training (2011, 15 yrs in practice) and virtual + in-office availability across IL.
Compared against Olympia Fields, IL Family Practice peers
5,387 annual services across 353 beneficiaries
Standard deviations from IL 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 | 530 | 75th | $45 – $62 |
| 99213 | Focused Acute & Preventive Primary Care Evaluation | 392 | 76th | $35 – $50 |
| G0439 | Annual Wellness Biomarker & Preventive Screening Visit | 152 | 70th | $52 – $71 |
| 36415 | Routine Venipuncture Blood Biomarker Collection | 114 | 72th | $25 – $40 |
| 99204 | New Patient Primary Care Intake & Diagnostic Plan | 76 | 79th | $62 – $85 |
| 96372 | Therapeutic Subcutaneous/Intramuscular Injection Administration (31 HCPCS billing breadth) | 4,124 | 75th | $45 – $65 |
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Dr. William Tan, DO Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Tan National Provider Identifier | NPI #1891112306 (DO) | CMS NPPES Registry (60461) |
| Dr. Tan Olympia Fields CMS Volume Rank | 75.00th Pct (5,387 CMS svcs; Z +0.116σ) | CMS Medicare Part B (IL Family Practice) |
| Fair Cash-Pay New-Patient Benchmark | $218.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Olympia Fields, IL) |
| Waiting-Room Wait Time & Cash Friendliness | $218.00 avg paid • 10 min lobby wait | 22 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.60/5 Listening • 4.82/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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