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

MS. Hollie Trettenero, FNP-C

Individual provider Nurse Practitioner · NPI 1811389935

MS. Hollie Trettenero, FNP-C is a Nurse Practitioner in Gillespie, Illinois. Licensed in Illinois. Registered with an NPI since 2015.

Licensed in
IL
In the registry since
2015
What do these letters mean?
FNP-C — Family Nurse Practitioner, Certified
A family nurse practitioner certified by the AANP.

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Practice location Address checks out

715 Broadway St
Gillespie, IL 62033-1166
Phone: (217) 839-4491
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Nurse Practitioner (primary) Taxonomy 363L00000X · Licence 209012517 (IL)

Record details

NPI number1811389935
Entity typeIndividual (Type 1)
GenderFemale
Credentials FNP-C
Sole proprietorNo
NPI enumeratedFebruary 26, 2015
Last updated in NPPESFebruary 26, 2015

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