Kleynberg Medical Clinic - Leonid Kleynberg MD
Hematology & Oncology Physician · Oncologist in Los Angeles, CA
Provider details
- Specialty
- Hematology & Oncology Physician
- Credentials
- MD
- NPI number
- 1891750212
Checked against the CMS National Provider Identifier registry on October 2, 2026.
Medicare information
- Graduated
- 1976
- Group practice
- Kleynberg Medical Clinic
- Hospital affiliations
- Cedars-Sinai Medical Center, Los Angeles, CA · Medicare rating 5 out of 5 stars
- Southern California Hospital at Hollywood, Hollywood, CA · Medicare rating 3 out of 5 stars
- Pih Health Hospital-Whittier, Whittier, CA · Medicare rating 4 out of 5 stars
- Medicare
- Accepts Medicare assignment (the Medicare-approved amount as full payment)
- Telehealth
- Offers telehealth visits
From Medicare’s public Care Compare data (Doctors and Clinicians), checked October 2, 2026. Ratings are Medicare’s, not Know Cancer’s. Medicare Care Compare
About
Kleynberg Medical Clinic - Leonid Kleynberg MD is a hematology & oncology physician in Los Angeles, California, registered with the federal National Provider Identifier (NPI) registry. Contact the provider directly to confirm services, hours and accepted insurance.
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