Byung Lee, D.O
Hematology & Oncology Physician · Los Angeles, CA
Byung Lee, D.O is a hematology & oncology physician with a practice address in Los Angeles, California, and NPI 1780975136, issued on Apr 20, 2011. Check the license (California 20A12262, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Byung Lee
- Credential
- D.O
- Primary taxonomy
- Hematology & Oncology Physician 207RH0003X
- License number
- 20A12262 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1700 E Cesar E Chavez Ave, Los Angeles, CA 90033
- Phone
- (323) 264-0430
- Enumerated
- Apr 20, 2011
- Record last updated
- Mar 18, 2015 (not updated in 11 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20120613000322); accepts Medicare assignment
- Medical or professional school
- New York College Of Osteo Medicine Of New York Institute Of Technology, 2005
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
Also registered at 1700 E Cesar E Chavez Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jacob Ahdoot, M.D.Nephrology Physician1689878852
- Melodia Alcantara, N.P.Family Nurse Practitioner1306836994
- Warren Banta, MDHematology & Oncology Physician1861695678
- Danielle Borut, M.D.Pediatrics Physician1407884562
- Gabriel Carabello, MDVascular Surgery Physician1164453320
- Ethelred Carter, M.D.Gastroenterology Physician1336247964
Verify Byung Lee in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 20A12262Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3.5 times the Medicare Part D claims of the average hematology & oncology physician in 2024
3,076 Medicare Part D claims for 539 beneficiaries, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D. Brand-name drugs were 41% of claims. 49 claims were for opioids.
Most prescribed
- Anastrozole427 claims
- Procrit236 claims
- Prednisone225 claims
- Hydroxyurea148 claims
- Abiraterone Acetate141 claims
- Revlimid131 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $4,874.85
176 payments; by number, the most common kind was food and beverage; the largest payer was Novartis Pharmaceuticals Corporation. The 8,560 providers of this specialty with any payment received $7,481.41 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Austin J MA MD A Professional CorporationOxnard, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Hematology & Oncology Physician providers in California
There are 1,583 hematology & oncology physician records in California.
Other hematology & oncology physician records in California
- Mark Abate, M.D.Santa Barbara, CA1588778674
- Iman Abdalla, MDLos Angeles, CA1730248311
- Haifaa Abdulhaq, MDFresno, CA1508024647
- Nihal Abdulla, MDLos Alamitos, CA1750585345
- Mehrad Abedi, M.D.Sacramento, CA1467459222
- Oyewale Abidoye, M.D.La Jolla, CA1790841815
- Mohammed Abu Zaanona, MDSanta Barbara, CA1922591197
- Mohamad Adada, M.D., PHDRoseville, CA1528590734
- Jesse Adams, MDSacramento, CA1851479554
- Thompson Adams, MDSanta Monica, CA1407880891
Common questions
What is Byung Lee, D.O's NPI number?
Byung Lee, D.O's National Provider Identifier (NPI) is 1780975136, issued on Apr 20, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Byung Lee, D.O located?
The NPPES record lists a practice address at 1700 E Cesar E Chavez Ave, Los Angeles, CA, 90033. Phone: (323) 264-0430. Providers update this record themselves, so call before visiting.
How can I verify Byung Lee, D.O's license?
NPPES lists California license number 20A12262, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Byung Lee, D.O prescribe under Medicare Part D?
In 2024, Byung Lee, D.O had 3,076 Medicare Part D claims for 539 beneficiaries; the average among hematology & oncology physician prescribers was 877. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.