Dr. Christopher Walter, DO
347 Andrieux St, Sonoma, CA 95476 • +1-580-555-5054
Medical Education: Accredited U.S. Medical School (Class of 2012)
What This Doctor Actually Performs: CMS Medicare Utilization & Sonoma Percentiles
NPI #1447420732 • CBSA Regional • Orthopedic Surgery
Statistical peer benchmarking across CA Orthopedic Surgery providers positions Dr. Christopher Walter, DO in Sonoma at -0.28σ (50th city percentile / 45.86th state percentile, 296 Medicare beneficiaries), with clinical focus spanning 53 Active CMS HCPCS Codes.
Fee-schedule auditing of NPI 1447420732 highlights 232 annual claims for 99213 (50th Sonoma percentile; $69–$95 self-pay corridor) plus 174 encounters under 20610 and 122 under 73562.
For out-of-network patients contacting +1-580-555-5054, Dr. Walter's practice posts a $239.00 GPCI self-pay consult estimate ($239.00 patient-logged median, 4.82/5 composite reality score over 5 submissions).
From 347 Andrieux St in Sonoma (+1-580-555-5054), Dr. Walter, DO (14-year clinical track record) delivers 53 Active CMS HCPCS Codes care.
Compared against Sonoma, CA Orthopedic Surgery peers
2,085 annual services across 296 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 | 232 | 50th | $69 – $95 |
| 20610 | Major Joint (Knee/Shoulder/Hip) Aspiration or Injection | 174 | 48th | $74 – $101 |
| 73562 | Radiologic Weight-Bearing 3-View Knee Examination | 122 | 47th | $41 – $57 |
| 99203 | New Patient Musculoskeletal Injury & Surgical Triage | 71 | 55th | $100 – $136 |
| 27447 | Total Knee Arthroplasty Joint Reconstruction | 45 | 46th | $641 – $878 |
| 96372 | Therapeutic Subcutaneous/Intramuscular Injection Administration (53 HCPCS billing breadth) | 1,441 | 50th | $78 – $113 |
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Dr. Christopher Walter, DO Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Walter National Provider Identifier | NPI #1447420732 (DO) | CMS NPPES Registry (95476) |
| Dr. Walter Sonoma CMS Volume Rank | 50.00th Pct (2,085 CMS svcs; Z -0.277σ) | CMS Medicare Part B (CA Orthopedic Surgery) |
| Fair Cash-Pay New-Patient Benchmark | $239.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Sonoma, CA) |
| Waiting-Room Wait Time & Cash Friendliness | $239.00 avg paid • 21 min lobby wait | 5 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.79/5 Listening • 4.94/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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