Dr. Anne Chang, MD
2356 Sutter St, San Francisco, CA 94115 • +1-348-555-2441
Medical Education: Accredited U.S. Medical School (Class of 2006)
What This Doctor Actually Performs: CMS Medicare Utilization & San Francisco Percentiles
NPI #1356378111 • CBSA 41860 • Internal Medicine
Anchored in San Francisco, CA 94115, Dr. Anne Chang, MD (NPI 1356378111) logged 775 annual procedures (focused low-volume boutique caseload (16.17th San Francisco percentile), 12.84th CA percentile, -0.11σ) with sub-specialty concentration in 16 Active CMS HCPCS Codes.
Medicare Part B line-item claims for Dr. Anne Chang (94115) place 99214 at the top of the practice ledger (349 yearly units, 16.17th metro rank), rounded out by 99213 and 93000.
For out-of-network patients contacting +1-348-555-2441, Dr. Chang's practice posts a $250.00 GPCI self-pay consult estimate ($250.00 patient-logged median, 4.89/5 composite reality score over 8 submissions).
Patients evaluating Dr. Anne Chang in ZIP 94115 note 20 years of post-doctoral tenure (null, 2006) alongside 3.0 annual CMS procedures per patient.
Compared against San Francisco, CA Internal Medicine peers
775 annual services across 255 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 | 349 | 16.17th | $161 – $220 |
| 99213 | Established Preventive & Chronic Care Visit | 202 | 16.17th | $123 – $169 |
| 93000 | In-Office 12-Lead Resting Electrocardiogram | 101 | 12th | $59 – $80 |
| G0439 | Annual Preventive Wellness & Cardiometabolic Risk Assessment | 78 | 21.17th | $189 – $258 |
| 99204 | Comprehensive New Patient Internal Medicine Diagnostic Visit | 47 | 21.17th | $224 – $306 |
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Dr. Anne Chang, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Chang National Provider Identifier | NPI #1356378111 (MD) | CMS NPPES Registry (94115) |
| Dr. Chang San Francisco CMS Volume Rank | 16.17th Pct (775 CMS svcs; Z -0.106σ) | CMS Medicare Part B (CA Internal Medicine) |
| Fair Cash-Pay New-Patient Benchmark | $250.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (San Francisco, CA) |
| Waiting-Room Wait Time & Cash Friendliness | $250.00 avg paid • 14 min lobby wait | 8 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.55/5 Listening • 4.54/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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