Leon C. Landau, MD
Hematology & Oncology Physician · Bronx, NY
Leon C. Landau, MD is a hematology & oncology physician with a practice address in Bronx, New York, and NPI 1346321593, issued on Oct 17, 2006. Check the license (New York 1148601, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Leon C. Landau
- Credential
- MD
- Primary taxonomy
- Hematology & Oncology Physician 207RH0003X
- License number
- 1148601 NY
Self-reported in NPPES; status is on the state search - Practice location
- 75 Gunhill Road, Bronx, NY 10467
- Phone
- (718) 655-3932
- Enumerated
- Oct 17, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (718) 231-7401
- Medicaid ID
- 00373859 NY
- Entity
- Type 1 · individual
8 nearest hematology & oncology physician records → All 1,163 in New York → Look up another NPI →
Also registered at 75 Gunhill Road
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Charna Klein, MDHematology & Oncology Physician1447331608
Verify Leon C. Landau in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
Search for license 1148601Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
97% fewer Medicare Part D claims than the average hematology & oncology physician in 2024
25 Medicare Part D claims, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Most prescribed
- Carbidopa-Levodopa11 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.
Leon C. Landau among 1,163 hematology & oncology physician records in New York
Leon C. Landau, MD is one of 1,163 hematology & oncology physician records with a practice address in New York. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 15% of them.
- NPI issued2006 · 15% of these records are older, 53% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileNo · 72% of these records are
- Record last updated2007 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RH0003X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hematology & Oncology Physician providers in New York
There are 1,163 hematology & oncology physician records in New York.
All 1,163 in New York → Every provider in Bronx → Hematology & Oncology Physician nationwide →
The 8 hematology & oncology physician records with the nearest ZIP codes
- Jesus Anampa Mesias, M.DBronx, NY 104671356590772
- Mahadi Baig, MDBronx, NY 104671013162361
- Fernando Camacho, MDBronx, NY 104671427095785
- Mark Chaitowitz, MDBronx, NY 104671922215680
- David Fernandes, MDBronx, NY 104671154340826
- Daniel Friedman, MDBronx, NY 104671538180252
- Caroline Hwang, MDBronx, NY 104671811102718
- Charna Klein, MDBronx, NY 104671447331608
Common questions
What is Leon C. Landau, MD's NPI number?
Leon C. Landau, MD's National Provider Identifier (NPI) is 1346321593, issued on Oct 17, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Leon C. Landau, MD located?
The NPPES record lists a practice address at 75 Gunhill Road, Bronx, NY, 10467. Phone: (718) 655-3932. Providers update this record themselves, so call before visiting.
How can I verify Leon C. Landau, MD's license?
NPPES lists New York license number 1148601, as entered by the provider. Search the NYS Education Department, Office of the Professions at https://www.op.nysed.gov/services/verifications/online-verification-searches. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Leon C. Landau, MD prescribe under Medicare Part D?
In 2024, Leon C. Landau, MD had 25 Medicare Part D claims; 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.