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ZACHARY C KOESTER DNP
NPI 1174332720
Nurse Practitioner - Psychiatric/Mental Health in Westmont, IL

Active since January 07, 2025
750 OAKMONT LN, WESTMONT, IL 60559(877) 552-6672(224) 306-1878 Get Directions Write a Review

NPPES record last updated: January 7, 2025. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Zachary C Koester Dnp NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

ZACHARY C KOESTER DNP (NPI 1174332720) is an individual psychiatric/mental health provider in Westmont, Illinois, licensed in Illinois (209.031255) and active in the NPI registry since January 2025.

NPPES Registry Identity

NPI1174332720
Entity TypeIndividualMale
Primary Taxonomy363LP0808X
Provider Legal NameZACHARY C KOESTERCredential: DNP
Location Address750 OAKMONT LNWestmont, IL 60559-5551
Mailing Address750 Oakmont LnWestmont, IL 60559-5551 · (877) 552-6672 · Fax (224) 306-1878
Phone(877) 552-6672
Fax(224) 306-1878
Sole ProprietorNo
Enumeration DateJanuary 7, 2025
NPPES CertifiedJanuary 7, 2025
✔ NPI 1174332720 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · Psychiatric/Mental HealthPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LP0808X
License✔ Licensed in IL · 209.031255
750 OAKMONT LN, Westmont, IL 60559
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Other Providers at the Same Location NPPES 17

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

BROOK J GRIFFITH LSW
Social Worker (Clinical)
750 OAKMONT LN
WESTMONT, IL 60559
Dupage County (877) 552-6672
CORTNEY E SEARS LCSW
Social Worker (Clinical)
750 OAKMONT LN
WESTMONT, IL 60559
Dupage County (224) 306-1879
ANNE M HANSEN LCPC
Counselor (Professional)
750 OAKMONT LN
WESTMONT, IL 60559
Dupage County (877) 552-6672
SAVANNAH A WILLIAMS LCPC
Counselor (Professional)
750 OAKMONT LN
WESTMONT, IL 60559
Dupage County (877) 552-6672
ALYSSA A MILOSZ LPC
Counselor (Professional)
750 OAKMONT LN
WESTMONT, IL 60559
Dupage County (877) 552-6672
STEPHANIE A SNOW LCPC
Counselor (Professional)
750 OAKMONT LN
WESTMONT, IL 60559
Dupage County (877) 552-6672
AMY M YARO LCPC
Counselor (Professional)
750 OAKMONT LN
WESTMONT, IL 60559
Dupage County (630) 861-1595
SARA E PUSTAI DNP
Nurse Practitioner (Psychiatric/Mental Health)
750 OAKMONT LN
WESTMONT, IL 60559
Dupage County (224) 306-1879

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Zachary Koester's NPI number?

The NPI number for Zachary Koester is 1174332720. It was assigned to this individual provider in the NPPES registry on January 7, 2025.

Where is Zachary Koester located?

Zachary Koester practices at 750 Oakmont Ln, Westmont, IL 60559. The listed phone number is (877) 552-6672.

What is Zachary Koester's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.

When was this NPI record last updated?

The NPPES record for Zachary Koester was last updated on January 7, 2025. NPI Profile syncs with the weekly NPPES data releases published by CMS.