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

MS. Heidemarie Grattan, ANP

Individual provider Adult Health Nurse Practitioner · NPI 1427382456

MS. Heidemarie Grattan, ANP is an Adult Health Nurse Practitioner in Baiting Hollow, New York. Practices as a sole proprietor. Licensed in New York.

Licensed in
NY
In the registry since
2009

Practice location Address checks out

15 Kimberly Ct
Baiting Hollow, NY 11946
Phone: (631) 728-4700
Show map & directions

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

Specialties & licences

Adult Health Nurse Practitioner (primary) Taxonomy 363LA2200X · Licence F304429-1 (NY)

Record details

NPI number1427382456
Entity typeIndividual (Type 1)
GenderFemale
Credentials ANP
Sole proprietorYes
NPI enumeratedSeptember 23, 2009
Last updated in NPPESSeptember 23, 2009