Dr. Himanshu Wickramasinghe, MD
23928 Lyons Ave, Suite 203, Newhall, CA 91321 • +1-381-555-6068
Medical Education: Accredited U.S. Medical School (Class of 2007)
What This Doctor Actually Performs: CMS Medicare Utilization & Newhall Percentiles
NPI #1831118934 • CBSA Regional • Pulmonary Disease
CMS Medicare Part B utilization records credit Dr. Himanshu Wickramasinghe (MD, NPI 1831118934) at 23928 Lyons Ave, Suite 203 in Newhall with 747 annual clinical services (163 beneficiaries), corresponding to a -0.49σ regional deviation and focused low-volume boutique caseload (0th Newhall percentile) with sub-specialty concentration in 29 Active CMS HCPCS Codes.
Granular CPT/HCPCS billing distribution at 23928 Lyons Ave, Suite 203 shows Dr. Himanshu Wickramasinghe's primary concentration in Established Pulmonary, Asthma & COPD Management (code 99214: 306x/yr, 12th local percentile) alongside Pre- & Post-Bronchodilator Spirometry Airflow Evaluation (94060: 172x/yr, $113–$156).
Self-pay new patient consultations with Dr. Wickramasinghe (CPT 99204 GPCI-adjusted benchmark) estimate around $239.00 (community reported average: $239.00) with in-person clinic visits only, 14-minute average reception wait, and a 4.47/5 modern protocol openness score across 18 patient logs.
Patients evaluating Dr. Himanshu Wickramasinghe in ZIP 91321 note 19 years of post-doctoral tenure (null, 2007) alongside 4.6 annual CMS procedures per patient.
Compared against Newhall, CA Pulmonary Disease peers
747 annual services across 163 beneficiaries
Standard deviations from CA Pulmonary Disease mean utilization
Top Billed HCPCS/CPT Procedures & GPCI Self-Pay Cash Benchmarks
| HCPCS | Clinical Procedure Description | Annual Volume | Local Pct | Est. Cash Range |
|---|---|---|---|---|
| 99214 | Established Pulmonary, Asthma & COPD Management | 306 | 12th | $174 – $238 |
| 94060 | Pre- & Post-Bronchodilator Spirometry Airflow Evaluation | 172 | 12th | $113 – $156 |
| 94729 | Alveolar Carbon Monoxide Diffusing Capacity (DLCO) | 127 | 12th | $103 – $141 |
| 95810 | Attended Sleep Apnea Polysomnography Interpretation | 82 | 12th | $318 – $435 |
| 99204 | Comprehensive New Patient Respiratory & Sleep Workup | 60 | 12th | $245 – $336 |
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Dr. Himanshu Wickramasinghe, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Wickramasinghe National Provider Identifier | NPI #1831118934 (MD) | CMS NPPES Registry (91321) |
| Dr. Wickramasinghe Newhall CMS Volume Rank | 0.00th Pct (747 CMS svcs; Z -0.492σ) | CMS Medicare Part B (CA Pulmonary Disease) |
| Fair Cash-Pay New-Patient Benchmark | $239.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Newhall, CA) |
| Waiting-Room Wait Time & Cash Friendliness | $239.00 avg paid • 14 min lobby wait | 18 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.95/5 Listening • 4.47/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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