Samuel Jacob Klempner, M.D
Samuel Jacob Klempner is a Hematology & Oncology specialist based in Los Angeles, CA with over 19 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.
Also practices: INTERNAL MEDICINE
Samuel Jacob Klempner, M.D has been part of the Los Angeles medical community since 2007 in group practice. He graduated from University of Massachusetts Medical School in 2007 and has 19+ years of clinical experience. He regularly sees Medicare patients with high cholesterol, hypertension, and arthritis (per CMS claims data).
At a glance
- Uses generic medications more than 74% of reporting doctors in California
- Virtual visits available — no app or travel required
Older · 102dNPPES updated 2026-02-11 · verify NPI on CMS · Verify license at Medical Board of California
Contact & Location
Practice Location
11800 Wilshire Blvd, Los Angeles, CA 90025-6602
How Does This Doctor Compare?
Based on Medicare data, this doctor favors affordable generic drugs over brand-name ones.
Opioid Rx
↓ Lower = better12.64%
California avg: 5.2 · US avg: 5.1
⚠ Lower than most doctors nationally(+7.5 pts)
12.64% of this doctor's prescriptions are opioid pain medications. Lower means more cautious prescribing.
Generic Rx
↑ Higher = better91.4%
California avg: 83.3 · US avg: 82.8
✓ Higher than most doctors nationally(+8.6 pts)
Better than 74% of reporting doctors in CaliforniaHow often this doctor prescribes affordable generic drugs instead of expensive brand-name ones.
Medicare Patients
144
Unique beneficiaries
Standard volumePrescription Recipients
50
Patients prescribed
Prescriptions Written
174
Total claims
Total Medicare drug cost: $71k
Percentile rankings compared against 9,360 reporting peers in California.
Data Note: Sourced from CMS Medicare Provider Utilization & Payment Data. Percentile rankings compare this provider against all peers with reported data in the same state. Updated annually to reflect the latest federal reporting cycle.
What This Doctor Treats Most
Based on Medicare claims data — here's what patients commonly see this doctor for
Based on Medicare data, this doctor primarily manages High Cholesterol, Hypertension, and Arthritis.
Elevated cholesterol or triglycerides that increase heart disease risk
US avg: 70.4%↑ More patients than average (+2%) — a focus area for this doctor
High blood pressure — a leading risk factor for heart disease and stroke
US avg: 70.2%↓ Fewer patients than average (-1%) — less common here
Joint inflammation causing pain, swelling, and stiffness
US avg: 49.3%↓ Fewer patients than average (-8%) — less common here
Excessive worry or fear that interferes with daily life
US avg: 34.1%↓ Fewer patients than average (-1%) — less common here
Diseases involving abnormal cell growth with potential to spread to other body parts
US avg: 20.8%↑ More patients than average (+8%) — a focus area for this doctor
A condition where the body cannot properly regulate blood sugar levels
US avg: 34.5%↓ Fewer patients than average (-6%) — less common here
Reduced blood flow to the heart muscle, commonly known as coronary artery disease
US avg: 31.7%↓ Fewer patients than average (-4%) — less common here
Gradual loss of kidney function over time, often linked to diabetes or hypertension
US avg: 29.6%↓ Fewer patients than average (-8%) — less common here
Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.
$29.0k received from industry
16 transactions reported in 2024 ·Very High tier
Payments include consulting fees, speaking honoraria, food & beverage, travel, research support, and ownership interests from drug and medical device manufacturers. Disclosure is required by the federal Physician Payments Sunshine Act. These payments do not necessarily indicate conflicts of interest. National median: $338 across 136 000 tracked providers.
Tiers — Low: under $500 · Moderate: $500-5 000 · High: $5 000-25 000 · Very High: $25 000+. Source: CMS Open Payments 2024, attributed to Samuel Jacob Klempner's NPI.
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Background & Specialty
Education, training, and specialty classification from CMS NPPES and Medicare records.
Graduated medical school · 2007
Umass Chan Medical School
Board certified · Feb 10, 2026
Self-reported via NPPES
19 years in practice
Experienced
An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered.
Taxonomy: 207RH0003X
Education & Training
University of Massachusetts Medical School (Class of 2007)
Mailing address
6424 Colgate Ave, Los Angeles, CA 90048-4409
Differs from practice location
Virtual Hematology & Oncology Care With Samuel Jacob Klempner
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with Samuel Jacob Klempner for cholesterol management, blood pressure monitoring, arthritis follow-ups — no travel to Los Angeles required. The office sends a secure video link before your appointment. Most visits take 15–30 minutes. Medicare enrolled per CMS records.
Frequently Asked Questions
Common questions about Samuel Jacob Klempner
NPI records show Dr. Klempner as active with telehealth listed in Los Angeles, CA. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (310) 231-2167.
Sourced from CMS NPPES · OIG LEIE · CMS Medicare Part D · CMS Open Payments 2024 · CMS Physician Comparator. See Data Methodology.
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Contact Samuel Jacob Klempner
Practice Location
11800 Wilshire Blvd, Los Angeles, CA 90025-6602
Mailing Address
6424 Colgate Ave, Los Angeles, CA 90048-4409
This is a provider directory. Contact the office directly to schedule appointments.
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