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

Dr. Karen M Kostroff, MD

Individual provider Surgery Physician · NPI 1083762751

Dr. Karen M Kostroff, MD is a General Surgery in Lake Success, New York. Graduated from Boston University School of Medicine in 1979, 47 years ago. Licensed in New York.

Years since qualifying
47
Trained at
Boston University School of Medicine
Licensed in
NY
In the registry since
2007
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

2001 Marcus Ave Ste W270
Lake Success, NY 11042
Phone: (516) 775-7676
Fax: (516) 222-8475
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Surgery Physician (primary) Taxonomy 208600000X · Licence 1429101 (NY)

Record details

NPI number1083762751
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedJanuary 8, 2007
Last updated in NPPESJuly 25, 2011

Medicare enrollment

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

Medicare specialtyGENERAL SURGERY
Medical schoolBOSTON UNIVERSITY SCHOOL OF MEDICINE
Graduated 1979 (47 years in practice)
Accepts Medicare assignment Not indicated