Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of October 4, 2026.

Gillian Mary O'Callaghan, APRN

Individual provider Family Nurse Practitioner · NPI 1083522072

Gillian Mary O'Callaghan, APRN is a Family Nurse Practitioner in Glastonbury, Connecticut. Works from 2 locations. Licensed in Connecticut.

Licensed in
CT
In the registry since
2026
What do these letters mean?
APRN — Advanced Practice Registered Nurse
The umbrella licence covering nurse practitioners, midwives, anaesthetists and clinical nurse specialists.

See every abbreviation used in this directory →

Practice location Address checks out

27 Sycamore St Ste 100
Glastonbury, CT 06033-7208
Phone: (860) 659-0581
Fax: (860) 657-1806
Show map & directions

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

Additional practice locations (1)

  • 20 Isham Rd Ste 100, West Hartford, CT 06107-2204 — (860) 659-0581

Specialties & licences

Family Nurse Practitioner (primary) Taxonomy 363LF0000X · Licence 18157 (CT)

Record details

NPI number1083522072
Entity typeIndividual (Type 1)
GenderFemale
Credentials APRN
Sole proprietorNo
NPI enumeratedAugust 31, 2026
Last updated in NPPESAugust 31, 2026
Certification dateAugust 31, 2026

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