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

NICOLE WILLIAMSON
NPI 1689227993
Marriage & Family Therapist in Madison, WI

Q: What is Nicole Williamson's NPI number?

The NPI number for Nicole Williamson is 1689227993. It was assigned to this individual provider in the NPPES registry on July 17, 2019.

Q: What is Nicole Williamson's specialty?

The primary specialty registered for this NPI is Marriage & Family Therapist with taxonomy code 106H00000X.

Q: When was this NPI record last updated?

The NPPES record for Nicole Williamson was last updated on October 7, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 25 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 July 17, 2019

4610 S BILTMORE LN STE 105, MADISON, WI 53718(608) 683-8188 Get Directions Write a Review

NPPES record last updated: October 7, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Oct 7, 2026, Jul 17, 2019 (2 updates tracked since 2019).

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About Nicole Williamson NPPES

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

NICOLE WILLIAMSON (NPI 1689227993) is an individual marriage & family therapist in Madison, Wisconsin and active in the NPI registry since July 2019.

NPPES Registry Identity

NPI1689227993

Entity TypeIndividualFemale

Primary Taxonomy106H00000X

Provider Legal NameNICOLE WILLIAMSON

Location Address4610 S BILTMORE LN STE 105Madison, WI 53718-2153

Mailing Address507 Water StLake Mills, WI 53551-1639 · (608) 220-1520

Phone(608) 683-8188

Sole ProprietorNo

Enumeration DateJuly 17, 2019

Last NPPES UpdateOctober 7, 20262 updates tracked since enumeration

NPPES CertifiedOctober 7, 2026

✔ NPI 1689227993 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyMarriage & Family TherapistBehavioral Health & Social Service Providers

Taxonomy Code106H00000X

Definition

A marriage and family therapist is a person with a master's degree in marriage and family therapy, or a master's or doctoral degree in a related mental health field with substantially equivalent coursework in marriage and family therapy, who receives supervised clinical experience, or a person who meets the state requirements to practice as a marriage and family therapist. A marriage and family therapist treats mental and emotional disorders within the context of marriage and family systems. A marriage and family therapist provides mental health and counseling services to individuals, couples, families, and groups.

4610 S BILTMORE LN STE 105, Madison, WI 53718

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, Dean Health Plan, Group Health Cooperative-SCW and more.Insurance ›

Other Providers at the Same Location NPPES 2

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

KAROLINE WALLS

Counselor (Mental Health)

4610 S BILTMORE LN STE 105
MADISON, WI 53718

Dane County (608) 975-7599

AMY HARVAT LPC

Counselor (Professional)

4610 S BILTMORE LN STE 105
MADISON, WI 53718

Dane County (608) 975-7599

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 Nicole Williamson's NPI number?

The NPI number for Nicole Williamson is 1689227993. It was assigned to this individual provider in the NPPES registry on July 17, 2019.

Where is Nicole Williamson located?

Nicole Williamson practices at 4610 S Biltmore Ln Ste 105, Madison, WI 53718. The listed phone number is (608) 683-8188.

What is Nicole Williamson's specialty?

The primary specialty registered for this NPI is Marriage & Family Therapist with taxonomy code 106H00000X.

What insurance does Nicole Williamson accept?

Health plans from Anthem Blue Cross and Blue Shield, Dean Health Plan, Group Health Cooperative-SCW and Quartz list Nicole Williamson as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Nicole Williamson was last updated on October 7, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 25 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.