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

Individual provider Internal Medicine Physician · NPI 1346385424

MS. Lauretta Grzegorczyk, MD is an Internal Medicine Physician in Brooklyn, New York. Practices as a sole proprietor. Licensed in New York.

Licensed in
NY
In the registry since
2007
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

2015 Bath Ave
Brooklyn, NY 11214-4857
Phone: (718) 266-3399
Fax: (718) 266-2773
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 172740 (NY)

Record details

NPI number1346385424
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorYes
NPI enumeratedFebruary 20, 2007
Last updated in NPPESJuly 8, 2007

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