Alexander Landsman
- Part D claims, 2024
- 329
- Publications
- 2
- Hospital affiliations
- 1
- Industry payments
- $302
- Medical groups
- 3
- Practice address
- 14 Heyward St, Brooklyn, NY 11249
- Practice phone
- Call (718) 260-4600
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
ODA Mobile
FQHC - Satellite Clinic · Brooklyn, New York
Find Alexander Landsman'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.
Alexander Landsman is an internist in Brooklyn, New York
Alexander Landsman practices at ODA Mobile in Brooklyn, New York.
Alexander Landsman's NPI, 1871112623, was assigned on April 12, 2020. Alexander Landsman graduated from NYIT College Of Osteopathic Medicine in 2020. Alexander Landsman holds New York license 322816.
- NPI
- 1871112623NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8527418862
- NPI enumeration date
- April 12, 2020
- NPI status
- Active
- Practice phone
- (718) 260-4600
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 32
- Medical school graduation
- 2020
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Alexander Landsman practices at ODA Mobile in Brooklyn, New York
Alexander Landsman's primary practice is ODA Mobile, at 14 Heyward St, Brooklyn, NY 11249 in Kings County. The practice phone is (718) 260-4600.
- ODA Mobile14 Heyward St, Brooklyn, NY 11249 · Kings CountyPhone(718) 260-4600
Source: Dmand AI Affiliation Data
Alexander Landsman is affiliated with 3 sites of care and 3 medical groups
Alexander Landsman's primary practice is ODA Mobile in Brooklyn, New York. Alexander Landsman is also affiliated with Nassau University Medical Center. The medical group on file is Mount Sinai Institute for Liver Medicine. Dmand AI also links Alexander Landsman to 2 more medical groups and 1 group practice or clinic, each named with a free account. Alexander Landsman's employer is on file too: a community health center (fqhc).
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Alexander Landsman's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Alexander Landsman practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| ODA Mobile | Available with a free account |
| +2 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Alexander Landsman is one of 9,643 internists in New York
Internal medicine is Alexander Landsman's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Alexander Landsman is licensed in New York.
Specialties and state licenses
- Internal medicine, New YorkPrimary
Internists near Alexander Landsman
Counts of internists 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
Alexander Landsman's patients have a median age of 42
Across all payers, Dmand AI patient panel data puts Alexander Landsman's median patient age at 42, with 43% women.
Alexander Landsman's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 42
Patient panel by sex, all payers
- Women43%
- Men56%
Source: Dmand AI Patient Panel Data
Alexander Landsman wrote 329 Medicare Part D claims in 2024
In 2024, Alexander Landsman wrote 329 Medicare Part D claims for 129 patients. 84% of them were for generic drugs. CMS names the drug for 90 of them, across 6 drugs with 11 or more claims each, at $523 in total drug cost. In 2023, CMS named 43 claims across 3 drugs.
Alexander Landsman's Part D claims by kind of drug, 2024
- Generic277 claims84%
- Brand-name38 claims12%
- Other14 claims4%
Alexander Landsman'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.
Drug classes CMS tracks in Alexander Landsman's Part D claims, 2024
- Antibiotics14%45 of 329 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 432024: 90109%
Drugs named by CMS: 6 in 2024, 3 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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Alexander Landsman has 2 publications on record
Dmand AI links 2 papers to Alexander Landsman, published from 2022 to 2023. Alexander Landsman's most frequent co-authors are Priyanka Barua, MD, James Robert Pellegrini, MD and Muhammad Saifullah Tiwana.
Alexander Landsman's most frequent co-authors
- Priyanka Barua, MD1 shared paper
- James Robert Pellegrini, MD1 shared paper
- Muhammad Saifullah Tiwana1 shared paper
Recent publications by Alexander Landsman
See who Alexander Landsman researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Alexander Landsman works with, so you can find a warm path to the right internists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Alexander Landsman received $302 in industry payments from 2023 to 2025
CMS Open Payments shows 16 general payments to Alexander Landsman from 11 drug and device companies from 2023 to 2025. Food and beverage make up the largest share, 100% of the total. Eli Lilly and Company paid the most, $61.
General payments to Alexander Landsman by program year, 2023 to 2025
Companies that paid Alexander Landsman the most, 2023 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Alexander Landsman graduated from NYIT College Of Osteopathic Medicine
Alexander Landsman graduated from NYIT College Of Osteopathic Medicine in 2020.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Alexander Landsman'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 Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation Data |
| 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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| 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 Alexander Landsman
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Alexander Landsman's NPI number?
Alexander Landsman's NPI number is 1871112623. It was assigned on April 12, 2020, and it is active in the NPI Registry.
What does Alexander Landsman specialize in?
Alexander Landsman is an internist in Brooklyn, New York. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Alexander Landsman practice?
Alexander Landsman practices at 14 Heyward St, Brooklyn, NY 11249. Alexander Landsman's primary practice is ODA Mobile in Brooklyn, New York. Dmand AI also links Alexander Landsman to 2 medical groups and 1 group practice or clinic.
What is Alexander Landsman's office phone number?
The practice phone on file for Alexander Landsman is (718) 260-4600.
What is Alexander Landsman's medical license number?
Alexander Landsman holds New York license 322816.
Which hospitals is Alexander Landsman affiliated with?
Alexander Landsman is affiliated with Nassau University Medical Center.
What medical group is Alexander Landsman part of?
Alexander Landsman is linked to Mount Sinai Institute for Liver Medicine. Dmand AI links Alexander Landsman to 2 more medical groups.
Where did Alexander Landsman go to medical school?
Alexander Landsman graduated from NYIT College Of Osteopathic Medicine in 2020.
What drugs does Alexander Landsman prescribe most?
In 2024 Medicare Part D data, Alexander Landsman's most prescribed drugs by claims were Atorvastatin Calcium, Azithromycin and Metformin HCl.
Has Alexander Landsman received payments from drug or device companies?
CMS Open Payments shows $302 in general payments to Alexander Landsman from 11 companies from 2023 to 2025. The largest total came from Eli Lilly and Company.
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How long has Alexander Landsman been practicing?
Alexander Landsman graduated from medical school in 2020, 6 years ago.
Does Alexander Landsman do research?
Dmand AI links 2 publications to Alexander Landsman, published from 2022 to 2023.
Who does Alexander Landsman publish with?
Alexander Landsman's most frequent co-authors are Priyanka Barua, MD (1 shared paper), James Robert Pellegrini, MD (1 shared paper) and Muhammad Saifullah Tiwana (1 shared paper).
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