Dr. Brad Zwahlen, MD
2999 Regent St, #225, Berkeley, CA 94705 • +1-713-555-3990
Medical Education: Accredited U.S. Medical School (Class of 2015)
What This Doctor Actually Performs: CMS Medicare Utilization & Berkeley Percentiles
NPI #1508878406 • CBSA Regional • Orthopedic Surgery
Statistical peer benchmarking across CA Orthopedic Surgery providers positions Dr. Brad Zwahlen, MD in Berkeley at +0.04σ (80th city percentile / 76.98th state percentile, 394 Medicare beneficiaries), with clinical focus spanning 61 Active CMS HCPCS Codes.
Dr. Zwahlen's longitudinal care intensity (14.3 billed units per patient across 394 individuals) centers on 99213 (356 annual units) and 20610 ($50–$69 cash range).
Direct cash-pay transparency modeling sets Dr. Zwahlen's baseline new-consult rate near $239.00 in Berkeley, CA (cash-pay accepted, hybrid in-clinic and telehealth video consults, 15-minute average reception wait).
NPI registry verification (#1508878406) confirms Dr. Brad Zwahlen's MD standing serving CBSA 94705 with a 4.74/5 patient scorecard.
Compared against Berkeley, CA Orthopedic Surgery peers
5,647 annual services across 394 beneficiaries
Standard deviations from CA Orthopedic Surgery mean utilization
Top Billed HCPCS/CPT Procedures & GPCI Self-Pay Cash Benchmarks
| HCPCS | Clinical Procedure Description | Annual Volume | Local Pct | Est. Cash Range |
|---|---|---|---|---|
| 99213 | Focused Orthopedic Joint & Spine Mobility Evaluation | 356 | 80th | $47 – $65 |
| 20610 | Major Joint (Knee/Shoulder/Hip) Aspiration or Injection | 267 | 78th | $50 – $69 |
| 73562 | Radiologic Weight-Bearing 3-View Knee Examination | 188 | 82th | $28 – $43 |
| 99203 | New Patient Musculoskeletal Injury & Surgical Triage | 109 | 85th | $68 – $93 |
| 27447 | Total Knee Arthroplasty Joint Reconstruction | 69 | 81th | $438 – $600 |
| 96372 | Therapeutic Subcutaneous/Intramuscular Injection Administration (61 HCPCS billing breadth) | 4,659 | 80th | $53 – $77 |
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Dr. Brad Zwahlen, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Zwahlen National Provider Identifier | NPI #1508878406 (MD) | CMS NPPES Registry (94705) |
| Dr. Zwahlen Berkeley CMS Volume Rank | 80.00th Pct (5,647 CMS svcs; Z +0.040σ) | CMS Medicare Part B (CA Orthopedic Surgery) |
| Fair Cash-Pay New-Patient Benchmark | $239.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Berkeley, CA) |
| Waiting-Room Wait Time & Cash Friendliness | $239.00 avg paid • 15 min lobby wait | 17 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.83/5 Listening • 4.59/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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