Dr. Alexander John Lazar, MD
- Part D claims, 2016
- 11
- Industry payments
- $304
- Affiliated sites
- 1
- State license
- 1
- Year NPI issued
- 2005
- Practice address
- 2511 Ocean Ave, Brooklyn, NY 11229-4507
- Practice phone
- Call (718) 743-4200
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
R Rubin A Lazar MD PC
Physician office · Brooklyn, New York
Find Dr. Lazar'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. Alexander John Lazar is an internist in Brooklyn, New York
Dr. Lazar practices at R Rubin A Lazar MD PC in Brooklyn, New York.
Dr. Lazar's NPI, 1235122458, was assigned on August 23, 2005. Dr. Lazar holds New York license 080862.
- NPI
- 1235122458NPI Registry (opens in a new tab)
- NPI enumeration date
- August 23, 2005
- NPI status
- Active
- Practice phone
- (718) 743-4200
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Alexander John Lazar practices at 2 locations in Brooklyn, New York
Dr. Lazar's primary practice is R Rubin A Lazar MD PC, at 2511 Ocean Ave, Brooklyn, NY 11229-4507. The practice phone is (718) 743-4200. The NPI Registry lists Dr. Lazar's practice address as 2560 Ocean Ave, Brooklyn, NY 11229-4507.
- R Rubin A Lazar MD PCPrimary2511 Ocean Ave, Brooklyn, NY 11229-4507Phone(718) 743-4200
- NPI Registry address2560 Ocean Ave, Brooklyn, NY 11229-4507Phone(718) 743-4200
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; and Dmand AI Practice Data
Dr. Alexander John Lazar is affiliated with 1 site of care
Dr. Lazar's primary practice is R Rubin A Lazar MD PC in Brooklyn, New York.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Alexander John Lazar's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Lazar practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| R Rubin A Lazar MD PC | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Alexander John Lazar is one of 9,643 internists in New York
Internal medicine is Dr. Lazar's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Lazar is licensed in New York.
Specialties and state licenses
- Internal medicine, New YorkPrimary
Internists near Dr. Lazar
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
Dr. Alexander John Lazar's patients have a median age of 18
Across all payers, Dmand AI patient panel data puts Dr. Lazar's median patient age at 18, with 0% women.
Dr. Lazar's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 18
Patient panel by sex, all payers
- Women0%
- Men100%
Source: Dmand AI Patient Panel Data
Dr. Alexander John Lazar wrote 11 Medicare Part D claims in 2016
In 2016, Dr. Lazar wrote 11 Medicare Part D claims. They cover 1 drug, with $1,488 in total drug cost.
Dr. Lazar's most prescribed drugs by claims, 2016
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. Alexander John Lazar received $304 in industry payments from 2017 to 2022
CMS Open Payments shows 17 general payments to Dr. Lazar from 2 drug and device companies from 2017 to 2022. Food and beverage make up the largest share, 100% of the total. GlaxoSmithKline, LLC. paid the most, $274.
General payments to Dr. Lazar by program year, 2017 to 2022
Companies that paid Dr. Lazar the most, 2017 to 2022
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Alexander John Lazar'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Affiliation DataDmand AI Practice 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) |
| 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. Alexander John Lazar
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. Alexander John Lazar's NPI number?
Dr. Alexander John Lazar's NPI number is 1235122458. It was assigned on August 23, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Alexander John Lazar?
Dr. Alexander John Lazar is an internist in Brooklyn, New York. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Alexander John Lazar practice?
Dr. Lazar practices at 2511 Ocean Ave, Brooklyn, NY 11229-4507. Dr. Lazar also practices at 2560 Ocean Ave, Brooklyn, NY 11229-4507. Dr. Lazar's primary practice is R Rubin A Lazar MD PC in Brooklyn, New York.
What is Dr. Alexander John Lazar's office phone number?
The practice phone on file for Dr. Lazar is (718) 743-4200.
What is Dr. Alexander John Lazar's medical license number?
Dr. Lazar holds New York license 080862.
What drugs does Dr. Alexander John Lazar prescribe most?
In 2016 Medicare Part D data, Dr. Lazar's most prescribed drugs by claims were Combigan.
Has Dr. Alexander John Lazar received payments from drug or device companies?
CMS Open Payments shows $304 in general payments to Dr. Lazar from 2 companies from 2017 to 2022. The largest total came from GlaxoSmithKline, LLC.
How long has Dr. Alexander John Lazar been practicing?
Dr. Lazar's NPI was assigned in 2005.
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