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

Mrs. Katelyn Marie Koen, FNP

Individual provider Family Nurse Practitioner · NPI 1639437932

Mrs. Katelyn Marie Koen, FNP is a Family Nurse Practitioner in Ashland, Massachusetts. Licensed in Massachusetts. Registered with an NPI since 2012.

Licensed in
MA
In the registry since
2012
What do these letters mean?
FNP — Family Nurse Practitioner
A nurse practitioner who treats patients of all ages, much like a family doctor.

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Practice location Address checks out

414 Union St
Ashland, MA 01721-2154
Phone: (508) 881-7606
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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 RN266368 (MA)

Record details

NPI number1639437932
Entity typeIndividual (Type 1)
GenderFemale
Credentials FNP
Sole proprietorNo
NPI enumeratedApril 25, 2012
Last updated in NPPESFebruary 21, 2019

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