Dr. Kevin Diao, MD
12393 Washington Blvd, Whittier, CA 90606 • +1-427-555-9264
Medical Education: Accredited U.S. Medical School (Class of 2006)
What This Doctor Actually Performs: CMS Medicare Utilization & Whittier Percentiles
NPI #1578067260 • CBSA Regional • Radiation Oncology
Anchored in Whittier, CA 90606, Dr. Kevin Diao, MD (NPI 1578067260) logged 964 annual procedures (focused low-volume boutique caseload (33.33th Whittier percentile), 11.08th CA percentile, -0.64σ) with sub-specialty concentration in 28 Active CMS HCPCS Codes.
Procedural volume for Dr. Diao is led by HCPCS 99214 (Moderate-to-High Complexity Internal Medicine Follow-Up — 434 annual services, $174–$239 GPCI cash estimate), followed by CPT 99213 (Established Preventive & Chronic Care Visit, 251/yr) and CPT 93000 (In-Office 12-Lead Resting Electrocardiogram, 125/yr).
Uninsured and high-deductible cash patients visiting Dr. Kevin Diao in Whittier (90606) face an estimated $239.00 initial evaluation fee at 12393 Washington Blvd (hybrid in-clinic and telehealth video consults; 21-minute average reception wait; bedside manner 4.89/5 from 17 verified reports).
From 12393 Washington Blvd in Whittier (+1-427-555-9264), Dr. Diao, MD (20-year clinical track record) delivers 28 Active CMS HCPCS Codes care.
Compared against Whittier, CA Radiation Oncology peers
964 annual services across 76 beneficiaries
Standard deviations from CA Radiation Oncology 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 | 434 | 33.33th | $174 – $239 |
| 99213 | Established Preventive & Chronic Care Visit | 251 | 29.33th | $133 – $183 |
| 93000 | In-Office 12-Lead Resting Electrocardiogram | 125 | 31.33th | $64 – $87 |
| G0439 | Annual Preventive Wellness & Cardiometabolic Risk Assessment | 96 | 33.33th | $204 – $280 |
| 99204 | Comprehensive New Patient Internal Medicine Diagnostic Visit | 58 | 38.33th | $242 – $332 |
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Dr. Kevin Diao, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Diao National Provider Identifier | NPI #1578067260 (MD) | CMS NPPES Registry (90606) |
| Dr. Diao Whittier CMS Volume Rank | 33.33th Pct (964 CMS svcs; Z -0.640σ) | CMS Medicare Part B (CA Radiation Oncology) |
| Fair Cash-Pay New-Patient Benchmark | $239.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Whittier, CA) |
| Waiting-Room Wait Time & Cash Friendliness | $239.00 avg paid • 21 min lobby wait | 17 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.89/5 Listening • 4.85/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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