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

Mary Valenton, APRN

Individual provider Registered Nurse · NPI 1821640020

Mary Valenton, APRN is a Nurse Practitioner in Greenwich, Connecticut. Qualified in 2019, 7 years ago. Practices with Yale University, a 2,618-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Connecticut.

Years since qualifying
7
Licensed in
CT
In the registry since
2019
Specialties on file
2
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 →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

500 W Putnam Ave
Greenwich, CT 06830
Phone: (203) 863-3000
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

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

Additional practice locations (1)

  • 500 W Putnam Ave, Greenwich, CT 06830 — (203) 863-3000

Specialties & licences

Family Nurse Practitioner (primary) Taxonomy 363LF0000X · Licence 8316 (CT)
Registered Nurse Taxonomy 163W00000X · Licence 91628 (CT)

Record details

NPI number1821640020
Entity typeIndividual (Type 1)
GenderFemale
Credentials APRN
Sole proprietorNo
NPI enumeratedJuly 9, 2019
Last updated in NPPESOctober 3, 2019

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2019 (7 years in practice)
Group practice Yale University — 2618 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Greenwich