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

MS. Theresa Ann Guarino, RN, CRNFA

Individual provider Registered Nurse First Assistant · NPI 1679796353

MS. Theresa Ann Guarino, RN, CRNFA is a Registered Nurse First Assistant in Livingston, New Jersey. Licensed in New Jersey, New York and Pennsylvania. Registered with an NPI since 2007.

Licensed in
NJ, NY, PA
In the registry since
2007
Specialties on file
3
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

94 Old Short Hills Rd
Livingston, NJ 07039-5672
Phone: (877) 468-2211
Fax: (877) 868-4888
Show map & directions

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

Specialties & licences

Registered Nurse First Assistant (primary) Taxonomy 163WR0006X · Licence NR 64859 (NJ)
Registered Nurse First Assistant Taxonomy 163WR0006X · Licence RN353917L (PA)
Registered Nurse Taxonomy 163W00000X · Licence 355390 (NY)

Record details

NPI number1679796353
Entity typeIndividual (Type 1)
GenderFemale
Credentials RN , CRNFA
Sole proprietorNo
NPI enumeratedApril 11, 2007
Last updated in NPPESJune 12, 2015

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