Dr. Leonid Kleynberg, MD
6221 Wilshire Blvd, Suite 504, Los Angeles, CA 90048 • +1-717-555-9079
Medical Education: Accredited U.S. Medical School (Class of 1995)
What This Doctor Actually Performs: CMS Medicare Utilization & Los Angeles Percentiles
NPI #1891750212 • CBSA 31080 • Hematology-Oncology
Within the Los Angeles, CA (CBSA 31080) Hematology-Oncology cohort, Dr. Leonid Kleynberg, MD with sub-specialty concentration in 58 Active CMS HCPCS Codes ranks at the 94.37th municipal percentile and 89.9th CA percentile (+1.17σ Z-score) based on 170,422 billed procedures for 282 patients.
Procedural volume for Dr. Kleynberg is led by HCPCS 99214 (Moderate-to-High Complexity Internal Medicine Follow-Up — 17576 annual services, $48–$66 GPCI cash estimate), followed by CPT 99213 (Established Preventive & Chronic Care Visit, 10155/yr) and CPT 93000 (In-Office 12-Lead Resting Electrocardiogram, 5078/yr).
At 6221 Wilshire Blvd, Suite 504 (90048), Dr. Leonid Kleynberg, MD accommodates direct self-pay scheduling (in-person clinic visits only) at ~$231.00 per new consult (4.67/5 bedside rating).
Clinical background for Dr. Kleynberg (MD, NPI #1891750212) includes accredited doctoral training (1995, 31 yrs in practice) and dedicated on-site consultations at 6221 Wilshire Blvd, Suite 504.
Top 10% Hematology-Oncology volume leader in Los Angeles, CA
170,422 annual services across 282 beneficiaries
Standard deviations from CA Hematology-Oncology 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 | 17,576 | 94.37th | $48 – $66 |
| 99213 | Established Preventive & Chronic Care Visit | 10,155 | 89.37th | $37 – $52 |
| 93000 | In-Office 12-Lead Resting Electrocardiogram | 5,078 | 90.37th | $25 – $40 |
| G0439 | Annual Preventive Wellness & Cardiometabolic Risk Assessment | 3,906 | 91.37th | $56 – $77 |
| 99204 | Comprehensive New Patient Internal Medicine Diagnostic Visit | 2,343 | 94.37th | $67 – $91 |
| 96372 | Therapeutic Subcutaneous/Intramuscular Injection Administration (58 HCPCS billing breadth) | 131,364 | 94.37th | $45 – $65 |
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Dr. Leonid Kleynberg, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Kleynberg National Provider Identifier | NPI #1891750212 (MD) | CMS NPPES Registry (90048) |
| Dr. Kleynberg Los Angeles CMS Volume Rank | 94.37th Pct (170,422 CMS svcs; Z +1.166σ) | CMS Medicare Part B (CA Hematology-Oncology) |
| Fair Cash-Pay New-Patient Benchmark | $231.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (Los Angeles, CA) |
| Waiting-Room Wait Time & Cash Friendliness | $231.00 avg paid • 21 min lobby wait | 3 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.67/5 Listening • 4.52/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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