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

Leslie R Kowalski, PHD, IBCLC

Individual provider Lactation Consultant (Non-RN) · NPI 1205245537

Leslie R Kowalski, PHD, IBCLC is a Lactation Consultant (Non-RN) in Plainsboro, New Jersey. Practices as a sole proprietor. Licensed in New Jersey.

Licensed in
NJ
In the registry since
2014
What do these letters mean?
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

See every abbreviation used in this directory →

Practice location Address checks out

7 Jeffers Rd
Plainsboro, NJ 08536-1901
Phone: (908) 715-5454
Show map & directions

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

Specialties & licences

Lactation Consultant (Non-RN) (primary) Taxonomy 174N00000X · Licence L-25205 (NJ)

Record details

NPI number1205245537
Entity typeIndividual (Type 1)
GenderFemale
Credentials PHD , IBCLC
Sole proprietorYes
NPI enumeratedAugust 12, 2014
Last updated in NPPESJuly 8, 2015