Dr. Robert Walker, MD
7960 E Thompson Peak Pkwy, Scottsdale, AZ 85255 • +1-927-555-3135
Medical Education: Accredited U.S. Medical School (Class of 2016)
What This Doctor Actually Performs: CMS Medicare Utilization & Scottsdale Percentiles
NPI #1639531908 • CBSA 38060 • Orthopedic Surgery
Dr. Robert Walker, MD (NPI #1639531908) practices Orthopedic Surgery in Scottsdale, AZ (85255) with sub-specialty concentration in 124 Active CMS HCPCS Codes, recording 3,872 annual CMS services across 451 distinct beneficiaries—placing this practice as a upper-quartile active clinical volume (65.63th Scottsdale percentile) (-0.13σ vs AZ state mean, 67th statewide percentile).
Dr. Walker's longitudinal care intensity (8.6 billed units per patient across 451 individuals) centers on 99213 (577 annual units) and 20610 ($79–$108 cash range).
For out-of-network patients contacting +1-927-555-3135, Dr. Walker's practice posts a $210.00 GPCI self-pay consult estimate ($210.00 patient-logged median, 4.58/5 composite reality score over 9 submissions).
Clinical background for Dr. Walker (MD, NPI #1639531908) includes accredited doctoral training (2016, 10 yrs in practice) and dedicated on-site consultations at 7960 E Thompson Peak Pkwy.
Compared against Scottsdale, AZ Orthopedic Surgery peers
3,872 annual services across 451 beneficiaries
Standard deviations from AZ 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 | 577 | 65.63th | $74 – $102 |
| 20610 | Major Joint (Knee/Shoulder/Hip) Aspiration or Injection | 433 | 65.63th | $79 – $108 |
| 73562 | Radiologic Weight-Bearing 3-View Knee Examination | 304 | 67.63th | $44 – $61 |
| 99203 | New Patient Musculoskeletal Injury & Surgical Triage | 176 | 66.63th | $106 – $146 |
| 27447 | Total Knee Arthroplasty Joint Reconstruction | 112 | 63.63th | $685 – $939 |
| 96372 | Therapeutic Subcutaneous/Intramuscular Injection Administration (124 HCPCS billing breadth) | 2,270 | 65.63th | $84 – $122 |
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Dr. Robert Walker, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Walker National Provider Identifier | NPI #1639531908 (MD) | CMS NPPES Registry (85255) |
| Dr. Walker Scottsdale CMS Volume Rank | 65.63th Pct (3,872 CMS svcs; Z -0.133σ) | CMS Medicare Part B (AZ Orthopedic Surgery) |
| Fair Cash-Pay New-Patient Benchmark | $210.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Scottsdale, AZ) |
| Waiting-Room Wait Time & Cash Friendliness | $210.00 avg paid • 11 min lobby wait | 9 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.79/5 Listening • 4.92/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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