Dr. David Wallis, MD
520 N Prospect Ave Ste 309, Redondo Beach, CA 90277 • +1-387-555-6550
Medical Education: Accredited U.S. Medical School (Class of 2010)
What This Doctor Actually Performs: CMS Medicare Utilization & Redondo Beach Percentiles
NPI #1255383139 • CBSA Regional • Internal Medicine
Dr. David Wallis, MD (NPI #1255383139) practices Internal Medicine in Redondo Beach, CA (90277) with sub-specialty concentration in 70 Active CMS HCPCS Codes, recording 1,982 annual CMS services across 182 distinct beneficiaries—placing this practice as a mid-cohort balanced caseload (62.5th Redondo Beach percentile) (-0.07σ vs CA state mean, 60.83th statewide percentile).
Granular CPT/HCPCS billing distribution at 520 N Prospect Ave Ste 309 shows Dr. David Wallis's primary concentration in Moderate-to-High Complexity Internal Medicine Follow-Up (code 99214: 827x/yr, 62.5th local percentile) alongside Established Preventive & Chronic Care Visit (99213: 478x/yr, $97–$133).
Direct cash-pay transparency modeling sets Dr. Wallis's baseline new-consult rate near $239.00 in Redondo Beach, CA (cash-pay accepted, in-person clinic visits only, 18-minute average reception wait).
Patients evaluating Dr. David Wallis in ZIP 90277 note 16 years of post-doctoral tenure (null, 2010) alongside 10.9 annual CMS procedures per patient.
Compared against Redondo Beach, CA Internal Medicine peers
1,982 annual services across 182 beneficiaries
Standard deviations from CA Internal Medicine mean utilization
Top Billed HCPCS/CPT Procedures & GPCI Self-Pay Cash Benchmarks
| HCPCS | Clinical Procedure Description | Annual Volume | Local Pct | Est. Cash Range |
|---|---|---|---|---|
| 99214 | Moderate-to-High Complexity Internal Medicine Follow-Up | 827 | 62.5th | $127 – $174 |
| 99213 | Established Preventive & Chronic Care Visit | 478 | 64.5th | $97 – $133 |
| 93000 | In-Office 12-Lead Resting Electrocardiogram | 239 | 59.5th | $46 – $64 |
| G0439 | Annual Preventive Wellness & Cardiometabolic Risk Assessment | 184 | 64.5th | $149 – $204 |
| 99204 | Comprehensive New Patient Internal Medicine Diagnostic Visit | 110 | 65.5th | $177 – $242 |
| 96372 | Therapeutic Subcutaneous/Intramuscular Injection Administration (70 HCPCS billing breadth) | 145 | 62.5th | $114 – $165 |
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Dr. David Wallis, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Wallis National Provider Identifier | NPI #1255383139 (MD) | CMS NPPES Registry (90277) |
| Dr. Wallis Redondo Beach CMS Volume Rank | 62.50th Pct (1,982 CMS svcs; Z -0.070σ) | CMS Medicare Part B (CA Internal Medicine) |
| Fair Cash-Pay New-Patient Benchmark | $239.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Redondo Beach, CA) |
| Waiting-Room Wait Time & Cash Friendliness | $239.00 avg paid • 18 min lobby wait | 6 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.61/5 Listening • 4.81/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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