Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. WHITNEY NICOLE ZWEIFEL PSY.D.
NPI 1255647038
Psychologist - Clinical in Chicago, IL

Q: What is Whitney Zweifel's NPI number?

The NPI number for Whitney Zweifel is 1255647038. It was assigned to this individual provider in the NPPES registry on August 31, 2010.

Q: What is Whitney Zweifel's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.

Q: When was this NPI record last updated?

The NPPES record for Whitney Zweifel was last updated on June 16, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 55 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.

Active since August 31, 2010

4809 N RAVENSWOOD AVE UNIT 111, CHICAGO, IL 60640(312) 752-4335 Get Directions Write a Review

NPPES record last updated: June 16, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Aug 23, 2020, Jan 7, 2019 (2 updates tracked since 2019).

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About Dr. Whitney Nicole Zweifel Psy.d. NPPES

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

DR. WHITNEY NICOLE ZWEIFEL PSY.D. (NPI 1255647038) is an individual clinical provider in Chicago, Illinois, licensed in Illinois (071010020) and active in the NPI registry since August 2010.

NPPES Registry Identity

NPI1255647038

Entity TypeIndividualFemale

Primary Taxonomy103TC0700X

Provider Legal NameDR. WHITNEY NICOLE ZWEIFELCredential: PSY.D.

Location Address4809 N RAVENSWOOD AVE UNIT 111Chicago, IL 60640-4417

Mailing Address4809 N Ravenswood Ave Unit 111Chicago, IL 60640-4417 · (312) 752-4335

Phone(312) 752-4335

Sole ProprietorYes

Enumeration DateAugust 31, 2010

Last NPPES UpdateJune 16, 20262 updates tracked since enumeration

NPPES CertifiedJune 16, 2026

✔ NPI 1255647038 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychologist · ClinicalBehavioral Health & Social Service Providers

Taxonomy Code103TC0700X

License✔ Licensed in IL · 071010020

Definition

A psychologist who provides continuing and comprehensive mental and behavioral health care for individuals and families; consultation to agencies and communities; training, education and supervision; and research-based practice. It is a specialty in breadth -- one that is broadly inclusive of severe psychopathology -- and marked by comprehensiveness and integration of knowledge and skill from a broad array of disciplines within and outside of psychology proper. The scope of clinical psychology encompasses all ages, multiple diversities and varied systems.

4809 N RAVENSWOOD AVE UNIT 111, Chicago, IL 60640

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Other Providers at the Same Location NPPES

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

UNALOME PSYCHOLOGY

Counselor (Professional)

4809 N RAVENSWOOD AVE UNIT 111
CHICAGO, IL 60640

Cook County (312) 752-4335

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 Whitney Zweifel's NPI number?

The NPI number for Whitney Zweifel is 1255647038. It was assigned to this individual provider in the NPPES registry on August 31, 2010.

Where is Whitney Zweifel located?

Whitney Zweifel practices at 4809 N Ravenswood Ave Unit 111, Chicago, IL 60640. The listed phone number is (312) 752-4335.

What is Whitney Zweifel's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.

When was this NPI record last updated?

The NPPES record for Whitney Zweifel was last updated on June 16, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 55 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.