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

Dr. Catherine G Winkler, PHD, MPH, APRN

Individual provider Adult Health Nurse Practitioner · NPI 1174987481

Dr. Catherine G Winkler, PHD, MPH, APRN is an Adult Health Nurse Practitioner in Southbury, Connecticut. Practices as a sole proprietor. Licensed in Connecticut.

Licensed in
CT
In the registry since
2016
What do these letters mean?
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.
MPH — Master of Public Health
A graduate degree in population health.
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

22 Old Waterbury Rd
Southbury, CT 06488-3848
Phone: (203) 262-4200
Fax: (203) 264-1534
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 6526 (CT)

Record details

NPI number1174987481
Entity typeIndividual (Type 1)
GenderFemale
Credentials PHD , MPH , APRN
Sole proprietorYes
NPI enumeratedApril 12, 2016
Last updated in NPPESApril 12, 2016

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