Dr. Ray Hsiao, MD
1850 S Azusa Ave, Suite 308, Hacienda Heights, CA 91745 • +1-411-555-3779
Medical Education: Accredited U.S. Medical School (Class of 2002)
What This Doctor Actually Performs: CMS Medicare Utilization & Hacienda Heights Percentiles
NPI #1164507869 • CBSA Regional • Internal Medicine
Anchored in Hacienda Heights, CA 91745, Dr. Ray Hsiao, MD (NPI 1164507869) logged 17,539 annual procedures (upper-quartile active clinical volume (66.67th Hacienda Heights percentile), 96.95th CA percentile, +0.39σ) with sub-specialty concentration in 59 Active CMS HCPCS Codes.
Procedural volume for Dr. Hsiao is led by HCPCS 99214 (Moderate-to-High Complexity Internal Medicine Follow-Up — 7551 annual services, $108–$148 GPCI cash estimate), followed by CPT 99213 (Established Preventive & Chronic Care Visit, 4363/yr) and CPT 93000 (In-Office 12-Lead Resting Electrocardiogram, 2181/yr).
For out-of-network patients contacting +1-411-555-3779, Dr. Hsiao's practice posts a $239.00 GPCI self-pay consult estimate ($239.00 patient-logged median, 4.56/5 composite reality score over 7 submissions).
Clinical background for Dr. Hsiao (MD, NPI #1164507869) includes accredited doctoral training (2002, 24 yrs in practice) and virtual + in-office availability across CA.
Compared against Hacienda Heights, CA Internal Medicine peers
17,539 annual services across 597 beneficiaries
Standard deviations from CA 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 | 7,551 | 66.67th | $108 – $148 |
| 99213 | Established Preventive & Chronic Care Visit | 4,363 | 62.67th | $83 – $113 |
| 93000 | In-Office 12-Lead Resting Electrocardiogram | 2,181 | 61.67th | $39 – $54 |
| G0439 | Annual Preventive Wellness & Cardiometabolic Risk Assessment | 1,678 | 71.67th | $127 – $174 |
| 99204 | Comprehensive New Patient Internal Medicine Diagnostic Visit | 1,007 | 71.67th | $150 – $206 |
| 96372 | Therapeutic Subcutaneous/Intramuscular Injection Administration (59 HCPCS billing breadth) | 760 | 66.67th | $97 – $141 |
Are you Dr. Ray Hsiao? Embed your Official DotMD Verification Badge (0-JS SVG)
Paste this lightweight SVG snippet onto your clinic bio page in Hacienda Heights, CA:
<a href="https://dotmd.com/doctors/ray-hsiao-md-hacienda-heights-ca-1164507869" title="Dr. Ray Hsiao, MD - Verified CMS Utilization on DotMD"><img src="https://dotmd.com/badges/npi/1164507869.svg" alt="Dr. Ray Hsiao Internal Medicine Badge" width="280" height="72" /></a>
Dr. Ray Hsiao, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Hsiao National Provider Identifier | NPI #1164507869 (MD) | CMS NPPES Registry (91745) |
| Dr. Hsiao Hacienda Heights CMS Volume Rank | 66.67th Pct (17,539 CMS svcs; Z +0.388σ) | CMS Medicare Part B (CA Internal Medicine) |
| Fair Cash-Pay New-Patient Benchmark | $239.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Hacienda Heights, CA) |
| Waiting-Room Wait Time & Cash Friendliness | $239.00 avg paid • 11 min lobby wait | 7 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.67/5 Listening • 4.51/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
Ask our AI Specialists anything about Dr. Ray Hsiao
Other High-Volume Internal Medicine Specialists in Hacienda Heights, CA
Ranked strictly by CMS Medicare volumeDr. Hsiao Waiting-Room Q&A & Patient Experience Logs
Anonymous patient-submitted wait times, cash visit fees, and bedside manner discussions in Hacienda Heights, CA.
Share your self-pay visit cost and lobby wait time—no account, email, or IP stored.
Filter Dr. Ray Hsiao community threads and patient logs by age, biological sex, dosage, and treatment duration.