Dr. Leon C. Landau, MD
- Medicare services, 2020
- 259
- Part D claims, 2024
- 25
- Industry payments
- $1,029
- Affiliated sites
- 1
- Medical group
- 1
- Practice address
- 75 Gunhill Road, Bronx, NY 10467
- Practice phone
- Call (718) 655-3932
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Mmc-faculty Practice - Bronx (Gunhill Road)
Primary care practice · Bronx, New York
Find Dr. Landau's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Leon C. Landau is a hematologist and oncologist in Bronx, New York
Dr. Landau practices at Mmc-faculty Practice - Bronx (Gunhill Road) in Bronx, New York.
Dr. Landau's NPI, 1346321593, was assigned on October 17, 2006. Dr. Landau holds New York license 1148601.
- NPI
- 1346321593NPI Registry (opens in a new tab)
- NPI enumeration date
- October 17, 2006
- NPI status
- Active
- Practice phone
- (718) 655-3932
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Leon C. Landau practices at Mmc-faculty Practice - Bronx (Gunhill Road) in Bronx, New York
Dr. Landau's primary practice is Mmc-faculty Practice - Bronx (Gunhill Road), at 75 Gunhill Road, Bronx, NY 10467. The practice phone is (718) 655-3932.
- Mmc-faculty Practice - Bronx (Gunhill Road)75 Gunhill Road, Bronx, NY 10467Phone(718) 655-3932
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Leon C. Landau is affiliated with 1 site of care and 1 medical group
Dr. Landau's primary practice is Mmc-faculty Practice - Bronx (Gunhill Road) in Bronx, New York. The medical group on file is Montefiore Einstein Faculty Practice Group.
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dmand AI tracks the EHR system at Dr. Leon C. Landau's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Landau practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Mmc-faculty Practice - Bronx (Gunhill Road) | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Leon C. Landau is one of 996 hematologists and oncologists in New York
Hematology and oncology is Dr. Landau's primary specialty in the NPI Registry, under taxonomy code 207RH0003X. Dr. Landau is licensed in New York.
Specialties and state licenses
- Hematology and oncology, New YorkPrimary
Hematologists and oncologists near Dr. Landau
Counts of hematologists and oncologists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Leon C. Landau billed Medicare for 259 services in 2020
CMS data shows 259 Medicare services from Dr. Landau across 6 procedure codes in 2020. Medicare paid $5,091 for them. Every service was in an office.
Dr. Landau's Medicare services by type, 2019 to 2020
- 2019
- 2020
- Surgery
- 2019: 6242020: 8686%
- Lab and pathology
- 2019: 4152020: 7183%
- Office and hospital visits
- 2019: 4342020: 6884%
- Tests and treatments
- 2019: 1792020: 3481%
- Drugs given in the office
- 2019: 732020: 0100%
Dr. Landau compared with the New York median for hematologists and oncologists, 2020
- Dr. Landau
- New York median
- Medicare services
- 259vs 66861% below
- Part D claims
- 11vs 25896% below
Medians across 940 hematologists and oncologists in New York with Dmand AI profiles that report each measure.
Dr. Landau's most billed Medicare procedure codes, 2020
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Landau?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Landau and other hematologists and oncologists in New York.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Leon C. Landau's patients have a median age of 80
Across all payers, Dmand AI patient panel data puts Dr. Landau's median patient age at 80, with 67% women.
Dr. Landau's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 80
Patient panel by sex, all payers
- Women67%
- Men33%
Source: Dmand AI Patient Panel Data
Dr. Leon C. Landau wrote 25 Medicare Part D claims in 2024
In 2024, Dr. Landau wrote 25 Medicare Part D claims. 100% of them were for generic drugs. CMS names the drug for 11 of them, across 1 drug with 11 or more claims each, at $556 in total drug cost. In 2023, CMS named 46 claims across 4 drugs.
Dr. Landau's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 462024: 1176%
Drugs named by CMS: 1 in 2024, 4 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
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Dr. Leon C. Landau received $1,029 in industry payments from 2016 to 2020
CMS Open Payments shows 36 general payments to Dr. Landau from 8 drug and device companies from 2016 to 2020. Food and beverage make up the largest share, 63% of the total. Amgen Inc. paid the most, $334.
General payments to Dr. Landau by program year, 2016 to 2020
General payments to Dr. Landau by kind, 2016 to 2020
- Food and beverage$64863%
- Education$38137%
Companies that paid Dr. Landau the most, 2016 to 2020
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Leon C. Landau's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Leon C. Landau
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Leon C. Landau's NPI number?
Dr. Leon C. Landau's NPI number is 1346321593. It was assigned on October 17, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Leon C. Landau?
Dr. Leon C. Landau is a hematologist and oncologist in Bronx, New York. The primary specialty in the NPI Registry is Hematology & Oncology Physician (taxonomy code 207RH0003X).
Where does Dr. Leon C. Landau practice?
Dr. Landau practices at 75 Gunhill Road, Bronx, NY 10467. Dr. Landau's primary practice is Mmc-faculty Practice - Bronx (Gunhill Road) in Bronx, New York.
What is Dr. Leon C. Landau's office phone number?
The practice phone on file for Dr. Landau is (718) 655-3932.
What is Dr. Leon C. Landau's medical license number?
Dr. Landau holds New York license 1148601.
What medical group is Dr. Leon C. Landau part of?
Dr. Landau is linked to Montefiore Einstein Faculty Practice Group.
Does Dr. Leon C. Landau accept Medicare?
Yes. CMS data shows Dr. Landau billed Medicare for 259 services in 2020.
What services does Dr. Leon C. Landau bill to Medicare?
In 2020, Dr. Landau's most billed Medicare services were surgery: heart and blood vessels (36415), lab and pathology test (85025) and infusion or chemotherapy administration (96372).
What drugs does Dr. Leon C. Landau prescribe most?
In 2024 Medicare Part D data, Dr. Landau's most prescribed drugs by claims were Carbidopa-Levodopa.
Has Dr. Leon C. Landau received payments from drug or device companies?
CMS Open Payments shows $1,029 in general payments to Dr. Landau from 8 companies from 2016 to 2020. The largest total came from Amgen Inc.
How long has Dr. Leon C. Landau been practicing?
Dr. Landau's NPI was assigned in 2006.
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