Dr. Andrew Chang, MD
9730 Summers Ridge Rd, San Diego, CA 92121 • +1-802-555-2164
Medical Education: Accredited U.S. Medical School (Class of 1994)
What This Doctor Actually Performs: CMS Medicare Utilization & San Diego Percentiles
NPI #1255513859 • CBSA Regional • Radiation Oncology
Statistical peer benchmarking across CA Radiation Oncology providers positions Dr. Andrew Chang, MD in San Diego at -0.73σ (0th city percentile / 1.58th state percentile, 141 Medicare beneficiaries), with clinical focus spanning 18 Active CMS HCPCS Codes.
Fee-schedule auditing of NPI 1255513859 highlights 310 annual claims for 99214 (12th San Diego percentile; $743–$1019 self-pay corridor) plus 179 encounters under 99213 and 90 under 93000.
For out-of-network patients contacting +1-802-555-2164, Dr. Chang's practice posts a $239.00 GPCI self-pay consult estimate ($239.00 patient-logged median, 4.81/5 composite reality score over 8 submissions).
Credentialed as an MD specialist with 32 years post-graduation experience since completing medical school at an LCME/COCA institution (1994), Dr. Chang coordinates 18 Active CMS HCPCS Codes workups from 9730 Summers Ridge Rd (+1-802-555-2164).
Compared against San Diego, CA Radiation Oncology peers
689 annual services across 141 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 | 310 | 12th | $743 – $1019 |
| 99213 | Established Preventive & Chronic Care Visit | 179 | 12th | $569 – $779 |
| 93000 | In-Office 12-Lead Resting Electrocardiogram | 90 | 12th | $271 – $372 |
| G0439 | Annual Preventive Wellness & Cardiometabolic Risk Assessment | 69 | 12th | $873 – $1196 |
| 99204 | Comprehensive New Patient Internal Medicine Diagnostic Visit | 41 | 12th | $1034 – $1417 |
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Dr. Andrew Chang, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Chang National Provider Identifier | NPI #1255513859 (MD) | CMS NPPES Registry (92121) |
| Dr. Chang San Diego CMS Volume Rank | 0.00th Pct (689 CMS svcs; Z -0.726σ) | CMS Medicare Part B (CA Radiation Oncology) |
| Fair Cash-Pay New-Patient Benchmark | $239.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (San Diego, CA) |
| Waiting-Room Wait Time & Cash Friendliness | $239.00 avg paid • 18 min lobby wait | 8 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.73/5 Listening • 4.61/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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