Dr. Regina Walker, MD
4475 Lawn Ave, Western Springs, IL 60558 • +1-340-555-6107
Medical Education: Accredited U.S. Medical School (Class of 2011)
What This Doctor Actually Performs: CMS Medicare Utilization & Western Springs Percentiles
NPI #1538143557 • CBSA Regional • Otolaryngology
Anchored in Western Springs, IL 60558, Dr. Regina Walker, MD (NPI 1538143557) logged 803 annual procedures (top-decile high-throughput specialist (99th percentile in Western Springs), 17.02th IL percentile, -0.61σ) with sub-specialty concentration in 9 Active CMS HCPCS Codes.
Granular CPT/HCPCS billing distribution at 4475 Lawn Ave shows Dr. Regina Walker's primary concentration in Focused Ear, Nose, Sinus & Throat Examination (code 99213: 273x/yr, 99th local percentile) alongside Diagnostic Rigid/Flexible Nasal & Sinus Endoscopy (31231: 201x/yr, $325–$445).
Cash-pay intake data for NPI 1538143557 (4475 Lawn Ave, Western Springs) indicates $218.00 typical out-of-pocket visit spend against a $218.00 locality benchmark, paired with 18-minute average reception wait and 4.68/5 biomarker openness.
Spanning 15 years of clinical practice following 2011 graduation from medical training, Dr. Regina Walker integrates 9 Active CMS HCPCS Codes diagnostics for Western Springs metro patients.
Top 10% Otolaryngology volume leader in Western Springs, IL
803 annual services across 439 beneficiaries
Standard deviations from IL Otolaryngology 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 Ear, Nose, Sinus & Throat Examination | 273 | 99th | $161 – $221 |
| 31231 | Diagnostic Rigid/Flexible Nasal & Sinus Endoscopy | 201 | 99.5th | $325 – $445 |
| 31575 | Flexible Fiberoptic Laryngoscopy Vocal Cord Inspection | 153 | 95th | $237 – $325 |
| 92557 | Comprehensive Pure-Tone Audiometry & Speech Recognition | 104 | 94th | $114 – $156 |
| 69210 | Instrumented Impacted Cerumen Removal Under Microscopy | 72 | 99.5th | $102 – $139 |
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Dr. Regina Walker, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Walker National Provider Identifier | NPI #1538143557 (MD) | CMS NPPES Registry (60558) |
| Dr. Walker Western Springs CMS Volume Rank | 99.00th Pct (803 CMS svcs; Z -0.609σ) | CMS Medicare Part B (IL Otolaryngology) |
| Fair Cash-Pay New-Patient Benchmark | $218.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Western Springs, IL) |
| Waiting-Room Wait Time & Cash Friendliness | $218.00 avg paid • 18 min lobby wait | 22 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.75/5 Listening • 4.68/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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