Dr. Lee-May Chen, MD
1600 Divisadero St, San Francisco, CA 94143 • +1-894-555-9123
Medical Education: Accredited U.S. Medical School (Class of 2007)
What This Doctor Actually Performs: CMS Medicare Utilization & San Francisco Percentiles
NPI #1902861883 • CBSA 41860 • Obstetrics & Gynecology
CMS Medicare Part B utilization records credit Dr. Lee-May Chen (MD, NPI 1902861883) at 1600 Divisadero St in San Francisco with 10,421 annual clinical services (146 beneficiaries), corresponding to a +1.44σ regional deviation and upper-quartile active clinical volume (71.43th San Francisco percentile) with sub-specialty concentration in 61 Active CMS HCPCS Codes.
Medicare Part B line-item claims for Dr. Lee-May Chen (94143) place 99214 at the top of the practice ledger (4064 yearly units, 71.43th metro rank), rounded out by 76830 and 99213.
Self-pay new patient consultations with Dr. Chen (CPT 99204 GPCI-adjusted benchmark) estimate around $250.00 (community reported average: $250.00) with in-person clinic visits only, 14-minute average reception wait, and a 4.54/5 modern protocol openness score across 6 patient logs.
Patients evaluating Dr. Lee-May Chen in ZIP 94143 note 19 years of post-doctoral tenure (null, 2007) alongside 71.4 annual CMS procedures per patient.
Compared against San Francisco, CA Obstetrics & Gynecology peers
10,421 annual services across 146 beneficiaries
Standard deviations from CA Obstetrics & Gynecology mean utilization
Top Billed HCPCS/CPT Procedures & GPCI Self-Pay Cash Benchmarks
| HCPCS | Clinical Procedure Description | Annual Volume | Local Pct | Est. Cash Range |
|---|---|---|---|---|
| 99214 | Gynecologic, Menopause HRT & Endocrine Follow-Up | 4,064 | 71.43th | $77 – $106 |
| 76830 | Transvaginal Pelvic & Ovarian Diagnostic Ultrasound | 2,501 | 70.43th | $100 – $136 |
| 99213 | Established Women’s Health & Preventive Care Visit | 2,084 | 75.43th | $61 – $83 |
| 58100 | Endometrial Sampling Biopsy w/ Cannula | 938 | 76.43th | $104 – $143 |
| 99204 | Comprehensive New Patient OB/GYN & Hormone Evaluation | 834 | 68.43th | $109 – $149 |
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Dr. Lee-May Chen, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Chen National Provider Identifier | NPI #1902861883 (MD) | CMS NPPES Registry (94143) |
| Dr. Chen San Francisco CMS Volume Rank | 71.43th Pct (10,421 CMS svcs; Z +1.439σ) | CMS Medicare Part B (CA Obstetrics & Gynecology) |
| 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 | 6 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.64/5 Listening • 4.54/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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