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

MICHAEL WOLLIN LCSW, SAC
NPI 1871455642
Counselor - Addiction (Substance Use Disorder) in Madison, WI

Active since December 01, 2025
1102 S PARK ST STE 400, MADISON, WI 53715(608) 282-8270(608) 287-5992 Get Directions Write a Review

NPPES record last updated: August 12, 2026. Verified against the NPPES registry weekly; last sync: August 23, 2026.

Record update history: Aug 12, 2026, Apr 2, 2026, Dec 1, 2025 (3 updates tracked since 2025).

About Michael Wollin Lcsw, Sac NPPES

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

MICHAEL WOLLIN LCSW, SAC (NPI 1871455642) is an individual addiction (substance use disorder) provider in Madison, Wisconsin, licensed in Wisconsin (12878-123) and active in the NPI registry since December 2025.

NPPES Registry Identity

NPI1871455642
Entity TypeIndividualMale
Primary Taxonomy101YA0400X
Provider Legal NameMICHAEL WOLLINCredential: LCSW, SAC
Location Address1102 S PARK ST STE 400Madison, WI 53715-1708
Mailing Address7974 Uw Health CtMiddleton, WI 53562-5531
Fax(608) 287-5992
Sole ProprietorNo
Enumeration DateDecember 1, 2025
Last NPPES UpdateAugust 12, 20263 updates tracked since enumeration
NPPES CertifiedAugust 12, 2026
NPI 1871455642 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyCounselor · Addiction (Substance Use Disorder)Behavioral Health & Social Service Providers
Taxonomy Code101YA0400X
License Licensed in WI · 12878-123
Also ListedCounselor · Mental HealthTaxonomy 101YM0800X · License 12878-123 (WI)
1102 S PARK ST STE 400, Madison, WI 53715

Other Providers at the Same Location NPPES 5

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

Nurse Practitioner (Psychiatric/Mental Health)
1102 S PARK ST STE 400
MADISON, WI 53715
Counselor (Addiction (Substance Use Disorder))
1102 S PARK ST STE 400
MADISON, WI 53715
Psychiatry & Neurology (Psychiatry)
1102 S PARK ST STE 400
MADISON, WI 53715
Counselor (Addiction (Substance Use Disorder))
1102 S PARK ST STE 400
MADISON, WI 53715
Marriage & Family Therapist
1102 S PARK ST STE 400
MADISON, WI 53715

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 Michael Wollin's NPI number?

The NPI number for Michael Wollin is 1871455642. It was assigned to this individual provider in the NPPES registry on December 1, 2025.

Where is Michael Wollin located?

Michael Wollin practices at 1102 S Park St Ste 400, Madison, WI 53715. The listed phone number is (608) 282-8270.

What is Michael Wollin's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Addiction (Substance Use Disorder), with taxonomy code 101YA0400X.

When was this NPI record last updated?

The NPPES record for Michael Wollin was last updated on August 12, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.