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

COUNTY OF OZAUKEE
NPI 1740475250
Public Health or Welfare in Port Washington, WI

Active since September 07, 2007
121 W MAIN STREET, PORT WASHINGTON, WI 53074(262) 284-8170(262) 284-8105 Get Directions Write a Review

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

About County Of Ozaukee NPPES

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

COUNTY OF OZAUKEE (NPI 1740475250), doing business as Ozaukee County Public Health Department, is a healthcare organization registered as a public health or welfare in Port Washington, Wisconsin and active in the NPI registry since September 2007. The organization lists Kimberly Buechler, Director, as its authorized official.

NPPES Registry Identity

NPI1740475250
Entity TypeOrganization
Primary Taxonomy251K00000X
Legal Business NameCOUNTY OF OZAUKEE
Location Address121 W MAIN STREETPort Washington, WI 53074
Mailing AddressPo Box 994Port Washington, WI 53074-0994 · (262) 284-8170 · Fax (262) 284-8105
Phone(262) 284-8170
Fax(262) 284-8105
Organization SubpartNo
Authorized OfficialKimberly BuechlerDirector · (262) 284-8170
Enumeration DateSeptember 7, 2007
Last NPPES UpdateSeptember 22, 2026
NPPES CertifiedSeptember 22, 2026
✔ NPI 1740475250 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPublic Health or WelfareAgencies
Taxonomy Code251K00000X
121 W MAIN STREET, Port Washington, WI 53074
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Other Names 1

Doing Business AsOzaukee County Public Health Department

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

County Of Ozaukee is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

8

Medicare enrollment records show 8 clinicians reassign Medicare billing to County Of Ozaukee, which bills Medicare for the services they deliver. Of these, 5 practice at this address and 8 within 10 miles. They are listed nearest first.

Clinicians, nearest first (8)

Michael Churchwell, M.D.
Psychiatry
NPI 1306075270
121 W MAIN ST
Port Washington, WI 53074
(262) 284-8200
✔ PECOS✔ Accepts MedicareSame address
Rachael Sheets, LCSW
Clinical Social Worker
NPI 1659155919
121 W MAIN ST
Port Washington, WI 53074
(262) 284-8200
✔ PECOSSame address
Suzanne Ronquillo, MA, LPC, LMFT-IT
Marriage and Family Therapist
NPI 1306270756
121 W MAIN ST
Port Washington, WI 53074
(262) 284-8200
✔ PECOS✔ Accepts MedicareSame address
Carly Wallner
Mental Health Counselor
NPI 1801525795
121 W MAIN ST
Port Washington, WI 53074
(262) 238-8130
✔ PECOS✔ Accepts MedicareSame address
Jessica Ollman
Mental Health Counselor
NPI 1073859260
121 W MAIN ST
Port Washington, WI 53074
(262) 284-8148
✔ PECOSSame address
Samantha Dagenhardt, RN, MS, MSN, PMHCNS-
Nurse Practitioner
NPI 1659642841
121 W MAIN ST
Port Washington, WI 53074
(262) 284-8157
✔ PECOS✔ Accepts Medicare0.1 mi
Nicole Olson, LCSW, CSAC
Clinical Social Worker
NPI 1780032607
121 W MAIN ST
Port Washington, WI 53074
(262) 284-8142
✔ PECOS✔ Accepts Medicare0.1 mi
Laura Owens, MSW, LCSW, CADC III
Clinical Social Worker
NPI 1538182266
101 E PIER ST
Port Washington, WI 53074
(262) 284-3117
✔ PECOS✔ Accepts Medicare0.1 mi

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 County Of Ozaukee's NPI number?

The NPI number for County Of Ozaukee is 1740475250. It was assigned to this organization in the NPPES registry on September 7, 2007. The provider is doing business as Ozaukee County Public Health Department.

Where is County Of Ozaukee located?

County Of Ozaukee is located at 121 W Main Street, Port Washington, WI 53074. The listed phone number is (262) 284-8170.

What is County Of Ozaukee's specialty?

The primary specialty registered for this NPI is Public Health or Welfare with taxonomy code 251K00000X.

Is County Of Ozaukee enrolled in Medicare?

Yes. County Of Ozaukee is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through County Of Ozaukee?

According to the CMS Revalidation Reassignment List (October 2026 release), 8 clinicians in 5 Medicare specialties reassign their Medicare billing to County Of Ozaukee. 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. The largest specialties are Clinical Social Worker (3), Mental Health Counselor (2) and Marriage and Family Therapist (1). Of these, 5 practice at this address and 8 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for County Of Ozaukee was last updated on September 22, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 41 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.