406 ARTHRITIS CLINIC LLC
NPI 1770240137
Clinic/Center in Billings, MT
About 406 Arthritis Clinic Llc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
406 ARTHRITIS CLINIC LLC (NPI 1770240137) is a healthcare organization registered as a clinic/center in Billings, Montana and active in the NPI registry since November 2021. The organization lists Wendy Lee Donaugh, Owner, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
406 Arthritis Clinic 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 406 Arthritis Clinic LLC, which bills Medicare for the services this clinician delivers.
Clinician (1)
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 406 Arthritis Clinic LLC's NPI number?
The NPI number for 406 Arthritis Clinic LLC is 1770240137. It was assigned to this organization in the NPPES registry on November 19, 2021.
Where is 406 Arthritis Clinic LLC located?
406 Arthritis Clinic LLC is located at 2409 Arnold Ln Ste 9, Billings, MT 59102. The listed phone number is (406) 850-0893.
What is 406 Arthritis Clinic LLC's specialty?
The primary specialty registered for this NPI is Clinic/Center with taxonomy code 261Q00000X.
Is 406 Arthritis Clinic LLC enrolled in Medicare?
Yes. 406 Arthritis Clinic LLC is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through 406 Arthritis Clinic LLC?
According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Nurse Practitioner) reassigns their Medicare billing to 406 Arthritis Clinic 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.
When was this NPI record last updated?
The NPPES record for 406 Arthritis Clinic LLC was last updated on September 6, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# 406 Arthritis Clinic Llc · NPI 1770240137
Clinic/Center organization in Billings, Montana. Organization record, active in the CMS NPPES registry since November 19, 2021.
## Identity
- **NPI:** 1770240137 (Entity type: Organization)
- **Enumerated:** November 19, 2021
- **Primary specialty:** Clinic/Center · taxonomy 261Q00000X
- **Organization subpart:** No
- **Authorized official:** Wendy Donaugh, OWNER
## Practice location
- **Address:** 2409 ARNOLD LN STE 9, Billings, MT 59102-3885
- **Phone:** (406) 850-0893 · **Fax:** (747) 205-0742
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 1 clinician (Nurse Practitioner) reassigns Medicare billing to this organization (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** September 6, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1770240137) · Data from the CMS NPPES public registry.