Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Dr. Stephen Lazar, MD

Individual provider Internal Medicine Physician · NPI 1811990872

Dr. Stephen Lazar, MD is a Cardiovascular Disease (Cardiology) in New Windsor, New York. Qualified in 1983, 43 years ago. Practices with Westchester Medical Center Advanced Physician Services PC, a 880-clinician group and accepts Medicare assignment. Licensed in New York.

Years since qualifying
43
Licensed in
NY
In the registry since
2005
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

575 Hudson Valley Ave Ste 200
New Windsor, NY 12553-4746
Phone: (845) 561-2773
Fax: (914) 593-7881
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Cardiovascular Disease Physician (primary) Taxonomy 207RC0000X · Licence 176285 (NY)
Internal Medicine Physician Taxonomy 207R00000X · Licence 176285 (NY)

Record details

NPI number1811990872
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 24, 2005
Last updated in NPPESApril 16, 2021
Certification dateApril 16, 2021
Mailing addressPo Box 5801, New York, NY 10087-5801

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCARDIOVASCULAR DISEASE (CARDIOLOGY)
Also practisesINTERNAL MEDICINE
Medical schoolOTHER
Graduated 1983 (43 years in practice)
Group practice Westchester Medical Center Advanced Physician Services Pc — 880 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations6 on file with Medicare

Other providers in New Windsor