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

Douglas David Fien, FNP

Individual provider Family Nurse Practitioner · NPI 1700915386

Douglas David Fien, FNP is a Family Nurse Practitioner in Penfield, New York. Licensed in New York. Registered with an NPI since 2007.

Licensed in
NY
In the registry since
2007
Specialties on file
2
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

1835 Fairport Nine Mile Point Rd Ste 100
Penfield, NY 14526-1903
Phone: (585) 758-0777
Fax: (585) 388-9079
Show map & directions

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

Specialties & licences

Family Nurse Practitioner (primary) Taxonomy 363LF0000X · Licence F333353 (NY)
Family Nurse Practitioner Taxonomy 363LF0000X · Licence 333353 (NY)

Record details

NPI number1700915386
Entity typeIndividual (Type 1)
GenderMale
Credentials FNP
Sole proprietorNo
NPI enumeratedMarch 2, 2007
Last updated in NPPESJune 29, 2023

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