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Newly Listed Provider — this NPI profile has been added to the NPI registry within the last 90 days.

KATHERINE FRIEDMANN DNP PLLC
NPI 1154226124
Nurse Practitioner - Psychiatric/Mental Health in Oak Park, IL

Active since October 10, 2026
137 N OAK PARK AVE, OAK PARK, IL 60301(708) 689-7640(708) 570-6822 Get Directions Write a Review

NPPES record added: October 10, 2026. Verified against the NPPES registry weekly; last sync: October 11, 2026.

About Katherine Friedmann Dnp Pllc NPPES

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

KATHERINE FRIEDMANN DNP PLLC (NPI 1154226124) is a healthcare organization registered as a psychiatric/mental health in Oak Park, Illinois and active in the NPI registry since October 2026. The organization lists Katherine Friedmann, Owner, as its authorized official.

NPPES Registry Identity

NPI1154226124
Entity TypeOrganization
Primary Taxonomy363LP0808X
Legal Business NameKATHERINE FRIEDMANN DNP PLLC
Location Address137 N OAK PARK AVEOak Park, IL 60301-1344
Mailing Address137 N Oak Park Ave Ste 212Oak Park, IL 60301-1340 · (708) 689-7640 · Fax (708) 570-6822
Phone(708) 689-7640
Fax(708) 570-6822
Organization SubpartNo
Authorized OfficialKatherine FriedmannOwner · (708) 689-7640
Enumeration DateOctober 10, 2026
NPPES CertifiedOctober 10, 2026
✔ NPI 1154226124 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
137 N OAK PARK AVE, Oak Park, IL 60301
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Other Providers at the Same Location NPPES 20

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

KENNETH R CROSSMAN PHD(C)
Psychologist
137 N OAK PARK AVE, SUITE 400
OAK PARK, IL 60301
Cook County (708) 386-9690
KELLY ZAVALA
Counselor (Professional)
137 N OAK PARK AVE
OAK PARK, IL 60301
Cook County (708) 539-9227
THE MAYE CENTER LLC
Community/Behavioral Health
137 N OAK PARK AVE, SUITE 408-1
OAK PARK, IL 60301
Cook County (708) 209-8560
QUINLAN JANE OWEN
Marriage & Family Therapist
137 N OAK PARK AVE
OAK PARK, IL 60301
Cook County (773) 340-2336
MARY ELLEN WITHERS LCSW, LISW
Social Worker (Clinical)
137 N OAK PARK AVE, SUITE#408-1
OAK PARK, IL 60301
Cook County (708) 209-8560
S.N. TURNER AND ASSOCIATES, LLC
Social Worker (Clinical)
137 N OAK PARK AVE, SUITE 226
OAK PARK, IL 60301
Cook County (708) 683-9180
SUSAN STEPHENS LCSW
Social Worker (Clinical)
137 N OAK PARK AVE, SUITE 215
OAK PARK, IL 60301
Cook County (708) 524-3300
JENNIFER THOMPSON, PSYD, LLC
Community/Behavioral Health
137 N OAK PARK AVE, SUITE 230
OAK PARK, IL 60301
Cook County (773) 412-5983

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 Katherine Friedmann Dnp PLLC's NPI number?

The NPI number for Katherine Friedmann Dnp PLLC is 1154226124. It was assigned to this organization in the NPPES registry on October 10, 2026.

Where is Katherine Friedmann Dnp PLLC located?

Katherine Friedmann Dnp PLLC is located at 137 N Oak Park Ave, Oak Park, IL 60301. The listed phone number is (708) 689-7640.

What is Katherine Friedmann Dnp PLLC'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 Katherine Friedmann Dnp PLLC was last updated on October 10, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.