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

Mrs. Margaret Enck Merz, RN

Individual provider School Registered Nurse · NPI 1477821908

Mrs. Margaret Enck Merz, RN is a School Registered Nurse in Central Islip, New York. Licensed in New York. Registered with an NPI since 2011.

Licensed in
NY
In the registry since
2011
What do these letters mean?
RN — Registered Nurse
A licensed nurse who completed a nursing degree and passed the NCLEX-RN examination.

See every abbreviation used in this directory →

Practice location Address checks out

545 Clayton St
Central Islip, NY 11722-3021
Phone: (631) 348-5064
Fax: (631) 348-4440
Show map & directions

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

Specialties & licences

School Registered Nurse (primary) Taxonomy 163WS0200X · Licence 181748-1 (NY)

Record details

NPI number1477821908
Entity typeIndividual (Type 1)
GenderFemale
Credentials RN
Sole proprietorNo
NPI enumeratedDecember 12, 2011
Last updated in NPPESDecember 12, 2011

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