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MARY DETERMAN MSW, LLC
NPI 1861524365
Social Worker - Clinical in Milwaukee, WI

Active since March 10, 2007
5757 W OKLAHOMA AVE, SUITE 203, MILWAUKEE, WI 53219(414) 431-6400(414) 431-6401 Get Directions Write a Review

NPPES record last updated: August 22, 2020. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Mary Determan Msw, Llc NPPES

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

MARY DETERMAN MSW, LLC (NPI 1861524365) is a healthcare organization registered as a clinical in Milwaukee, Wisconsin and active in the NPI registry since March 2007. The organization lists Maryellen Rozga, Business Manager, as its authorized official.

NPPES Registry Identity

NPI1861524365
Entity TypeOrganization
Primary Taxonomy1041C0700X
Legal Business NameMARY DETERMAN MSW, LLC
Location Address5757 W OKLAHOMA AVE, SUITE 203Milwaukee, WI 53219-4303
Mailing Address5757 W Oklahoma Ave, Suite 203Milwaukee, WI 53219-4303 · (414) 431-6400 · Fax (414) 431-6401
Phone(414) 431-6400
Fax(414) 431-6401
Organization SubpartNo
Authorized OfficialMaryellen RozgaBusiness Manager · (414) 431-6400
Enumeration DateMarch 10, 2007
Last NPPES UpdateAugust 22, 2020
✔ NPI 1861524365 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
License✔ Licensed in WI · 2357
Definition
A social worker who holds a master's or doctoral degree in social work from an accredited school of social work in addition to at least two years of post-master's supervised experience in a clinical setting. The social worker must be licensed, certified, or registered at the clinical level in the jurisdiction of practice. A clinical social worker provides direct services, including interventions focused on interpersonal interactions, intrapsychic dynamics, and life management issues. Clinical social work services are based on bio-psychosocial perspectives. Services consist of assessment, diagnosis, treatment (including psychotherapy and counseling), client-centered advocacy, consultation, evaluation, and prevention of mental illness, emotional, or behavioral disturbances.
5757 W OKLAHOMA AVE, Milwaukee, WI 53219
Open in Google Maps ↗

Other Identifiers 1

Medicaid42235600WI

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mary Determan Msw, Llc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Mary Determan Msw, LLC, which bills Medicare for the services this clinician delivers.

Clinician (1)

Mary Determan, MSW LCSW
Clinical Social Worker
NPI 1003948522
5757 W OKLAHOMA AVE SUITE 203
Milwaukee, WI 53219
(414) 431-6400
✔ PECOS✔ Accepts MedicareSame address

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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 Mary Determan Msw, LLC's NPI number?

The NPI number for Mary Determan Msw, LLC is 1861524365. It was assigned to this organization in the NPPES registry on March 10, 2007.

Where is Mary Determan Msw, LLC located?

Mary Determan Msw, LLC is located at 5757 W Oklahoma Ave Suite 203, Milwaukee, WI 53219. The listed phone number is (414) 431-6400.

What is Mary Determan Msw, LLC's specialty?

The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.

Is Mary Determan Msw, LLC enrolled in Medicare?

Yes. Mary Determan Msw, LLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Mary Determan Msw, LLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Clinical Social Worker) reassigns their Medicare billing to Mary Determan Msw, LLC. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Mary Determan Msw, LLC accept?

Health plans from Anthem Blue Cross and Blue Shield list Mary Determan Msw, LLC 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 Mary Determan Msw, LLC was last updated on August 22, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 years 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.