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

Catherine Hartigan

Individual provider Registered Nurse · NPI 1689317695

Catherine Hartigan is a Nurse Practitioner in New Haven, Connecticut. Qualified in 2022, 4 years ago. Practices with Yale University, a 2,618-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Connecticut and Massachusetts.

Years since qualifying
4
Licensed in
CT, MA
In the registry since
2022
Specialties on file
3
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Practice location Address checks out

184 Liberty St
New Haven, CT 06519-1625
Phone: (203) 688-9704
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 1450 Chapel St, New Haven, CT 06511-4405 — (203) 789-3000

Specialties & licences

Psychiatric/Mental Health Nurse Practitioner (primary) Taxonomy 363LP0808X · Licence 010813 (CT)
Registered Nurse Taxonomy 163W00000X · Licence 173412 (CT)
Registered Nurse Taxonomy 163W00000X · Licence 2364237 (MA)

Record details

NPI number1689317695
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorNo
NPI enumeratedApril 18, 2022
Last updated in NPPESMarch 28, 2026
Certification dateMarch 28, 2026

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2022 (4 years in practice)
Group practice Yale University — 2618 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in New Haven