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

Mandy Demerchant, DNP, APRN

Individual provider Adult Health Nurse Practitioner · NPI 1366994956

Mandy Demerchant, DNP, APRN is a Nurse Practitioner in New Haven, Connecticut. Qualified in 2016, 10 years ago. Practices with Yale University, a 2,618-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Connecticut and Rhode Island.

Years since qualifying
10
Licensed in
CT, RI
In the registry since
2016
Specialties on file
4
What do these letters mean?
DNP — Doctor of Nursing Practice
The highest clinical degree in nursing.
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

55 Park St
New Haven, CT 06511-5474
Phone: (203) 200-3379
Fax: (203) 200-3390
Show map & directions

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

Additional practice locations (1)

  • 333 Budlong Rd, Cranston, RI 02920-6337 — (401) 943-4530

Specialties & licences

Gerontology Nurse Practitioner (primary) Taxonomy 363LG0600X · Licence 6991 (CT)
Adult Health Nurse Practitioner Taxonomy 363LA2200X · Licence APRN01475 (RI)
Gerontology Nurse Practitioner Taxonomy 363LG0600X · Licence APRN01475 (RI)
Primary Care Nurse Practitioner Taxonomy 363LP2300X · Licence APRN01475 (RI)

Record details

NPI number1366994956
Entity typeIndividual (Type 1)
GenderFemale
Credentials DNP , APRN
Sole proprietorNo
NPI enumeratedOctober 29, 2016
Last updated in NPPESMarch 17, 2018

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2016 (10 years in practice)
Group practice Yale University — 2618 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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