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

Kathryn Daniels Mason, NP

Individual provider Registered Nurse · NPI 1316388192

Kathryn Daniels Mason, NP is a Nurse Practitioner in New Haven, Connecticut. Qualified in 2014, 12 years ago. Practices with Yale University, a 2,618-clinician group and accepts Medicare assignment. Licensed in Connecticut, Massachusetts and New York.

Years since qualifying
12
Licensed in
CT, MA, NY
In the registry since
2013
Specialties on file
5
What do these letters mean?
NP — Nurse Practitioner
An advanced practice nurse who can diagnose, treat and in most states prescribe.

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Practice location Address checks out

20 York St
New Haven, CT 06510-3220
Phone: (203) 200-2328
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Nurse Practitioner (primary) Taxonomy 363LF0000X · Licence 7522 (CT)
Registered Nurse Taxonomy 163W00000X · Licence 657363 (NY)
Registered Nurse Taxonomy 163W00000X · Licence RN2303184 (MA)
Family Nurse Practitioner Taxonomy 363LF0000X · Licence F338496 (NY)
Family Nurse Practitioner Taxonomy 363LF0000X · Licence RN2303184 (MA)

Record details

NPI number1316388192
Entity typeIndividual (Type 1)
GenderFemale
Credentials NP
Sole proprietorYes
NPI enumeratedJuly 9, 2013
Last updated in NPPESFebruary 23, 2022
Certification dateFebruary 23, 2022

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2014 (12 years in practice)
Group practice Yale University — 2618 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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