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

MS. Cathleen M Colligan, MA, RD, CDN

Individual provider Nutritionist · NPI 1912079591

MS. Cathleen M Colligan, MA, RD, CDN is a Nutritionist in Port Washington, New York. Practices as a sole proprietor. Licensed in New York.

Licensed in
NY
In the registry since
2006
What do these letters mean?
MA — Master of Arts
A graduate arts degree.
RD — Registered Dietitian
A credentialed nutrition professional.

See every abbreviation used in this directory →

Practice location Address checks out

1254 Port Washington Blvd
Port Washington, NY 11050-3050
Phone: (516) 944-0899
Fax: (516) 944-0899
Show map & directions

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

Specialties & licences

Nutritionist (primary) Taxonomy 133N00000X (NY)

Record details

NPI number1912079591
Entity typeIndividual (Type 1)
GenderFemale
Credentials MA , RD , CDN
Sole proprietorYes
NPI enumeratedNovember 15, 2006
Last updated in NPPESJuly 8, 2007

Other providers in Port Washington