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

Marla Koroly, MD

Individual provider Internal Medicine Physician · NPI 1780677336

Marla Koroly, MD is an Internal Medicine Physician in Mount Kisco, New York. Licensed in New York. Registered with an NPI since 2005.

Licensed in
NY
In the registry since
2005
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

400 E Main St Northern Westchester Hospital
Mount Kisco, NY 10549-3417
Phone: (914) 666-1200
Fax: (914) 666-1055
Show map & directions

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

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 170687 (NY)

Record details

NPI number1780677336
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 30, 2005
Last updated in NPPESSeptember 24, 2007
Mailing address400 E Main St, Northern Westchester Hospital - Administration, Mount Kisco, NY 10549-3417

Other providers in Mount Kisco