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DIANE DUNN, LLC
NPI 1053955666
Clinic/Center - Adult Mental Health in Worthington, MN

Active since November 06, 2019
1029 3RD AVE STE 2, WORTHINGTON, MN 56187(507) 820-1545(507) 825-9978 Get Directions Write a Review

NPPES record last updated: December 6, 2019. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Dec 6, 2019, Nov 6, 2019 (2 updates tracked since 2019).

About Diane Dunn, Llc NPPES

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

DIANE DUNN, LLC (NPI 1053955666) is a healthcare organization registered as an adult mental health in Worthington, Minnesota and active in the NPI registry since November 2019. The organization lists Diane Kaye Dunn, Clinical Social Worker, as its authorized official.

NPPES Registry Identity

NPI1053955666
Entity TypeOrganization
Primary Taxonomy261QM0850X
Legal Business NameDIANE DUNN, LLC
Location Address1029 3RD AVE STE 2Worthington, MN 56187-2399
Mailing AddressPo Box 291Worthington, MN 56187-0291 · (507) 820-1545 · Fax (507) 825-9978
Phone(507) 820-1545
Fax(507) 825-9978
Organization SubpartNo
Authorized OfficialDiane Kaye DunnClinical Social Worker · (507) 820-1545
Enumeration DateNovember 6, 2019
Last NPPES UpdateDecember 6, 20192 updates tracked since enumeration
✔ NPI 1053955666 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyClinic/Center · Adult Mental HealthAmbulatory Health Care Facilities
Taxonomy Code261QM0850X
Definition
An entity, facility, or distinct part of a facility providing diagnostic, treatment, and prescriptive services related to mental and behavioral disorders in adults.
1029 3RD AVE STE 2, Worthington, MN 56187
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Avera Health Plans, Sanford Health Plan.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)

Diane Dunn, 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 Diane Dunn, LLC, which bills Medicare for the services this clinician delivers.

Clinician (1)

Diane Dunn, LICSW
Clinical Social Worker
NPI 1164457594
1234 OXFORD ST
Worthington, MN 56187
(507) 376-9758
✔ PECOS✔ Accepts Medicare0.7 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 Diane Dunn, LLC's NPI number?

The NPI number for Diane Dunn, LLC is 1053955666. It was assigned to this organization in the NPPES registry on November 6, 2019.

Where is Diane Dunn, LLC located?

Diane Dunn, LLC is located at 1029 3rd Ave Ste 2, Worthington, MN 56187. The listed phone number is (507) 820-1545.

What is Diane Dunn, LLC's specialty?

The primary specialty registered for this NPI is Clinic/Center, specializing in Adult Mental Health, with taxonomy code 261QM0850X.

Is Diane Dunn, LLC enrolled in Medicare?

Yes. Diane Dunn, LLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Diane Dunn, LLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Clinical Social Worker) reassigns their Medicare billing to Diane Dunn, 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 Diane Dunn, LLC accept?

Health plans from Avera Health Plans and Sanford Health Plan list Diane Dunn, 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 Diane Dunn, LLC was last updated on December 6, 2019. 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.