MRS. JONI D MARSH ARNP
NPI 1134257538
Nurse Practitioner - Family in Spokane, WA
About Mrs. Joni D Marsh Arnp NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MRS. JONI D MARSH ARNP (NPI 1134257538) is an individual family provider in Spokane, Washington, licensed in Washington (AP30005458) and active in the NPI registry since February 2007. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Mrs. Joni D Marsh Arnp is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Joni Marsh reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Spokane, WA 99208
- Reassigned Medicare billing, Washington enrollment
- Medicare enrollment name: Medical Oncology Associates Ps
- 19 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 99202 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Reported Quality Measures
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Joni Marsh's NPI number?
The NPI number for Joni Marsh is 1134257538. It was assigned to this individual provider in the NPPES registry on February 28, 2007.
Where is Joni Marsh located?
Joni Marsh practices at 107 S Division St, Spokane, WA 99202. The listed phone number is (509) 838-4651.
What is Joni Marsh's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Joni Marsh enrolled in Medicare?
Yes. Joni Marsh is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Joni Marsh's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Joni Marsh reassigns Medicare benefits to Medical Oncology Associates, P.S. (Spokane, WA). The 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 Joni Marsh's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Joni Marsh was last updated on October 17, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.