What is the payer ID for Medicare Missouri Part A?

The payer ID for Medicare Missouri Part A is 05301. Alternate IDs seen across clearinghouses include IMMO0, JIMMO0.

How long does Medicare Missouri Part A provider enrollment take?

Medicare Missouri Part A provider enrollment typically takes 45-65 days from application to effective date. Timelines vary by state, plan, and how complete the application is.

Does Medicare Missouri Part A require CAQH?

No. Medicare Missouri Part A does not use CAQH. Applications go through its own enrollment process.

Does Medicare Missouri Part A require ERA enrollment?

Yes. Medicare Missouri Part A requires a separate ERA (835) enrollment before electronic remittances flow, and setup typically takes several weeks.

What states does Medicare Missouri Part A cover?

Medicare Missouri Part A operates in J5: IA, KS, MO, NE | J8: IN, MI. Coverage can differ by plan and product line, so confirm the specific plan before you file.

Medicare Missouri Part A

Part of WPS Health Solutions

Government programdentalmedical

Typical enrollment turnaround

45-65 days

Summary

Medicare Missouri Part A is a government program, administered by WPS Health Solutions, offering dental and medical coverage operating in 8 states. Claims route under payer ID 05301, with 2 alternate IDs in use across clearinghouses. Provider enrollment typically takes 45-65 days, with applications through WPS Medicare Portal, and CAQH is not used. Through clearinghouses it supports eligibility checks, institutional claims, and electronic remittance (ERA); ERA enrollment is required and takes several weeks.

At a glance

Payer ID: 05301Also seen as IMMO0, JIMMO0
Also known as: Wisconsin Physicians Service (WPS) - Missouri
Uses CAQH: NoApplication route: Payer's own application
Service area: J5: IA, KS, MO, NE | J8: IN, MI

Clearinghouse transaction setup

Which EDI transactions this payer supports, and how long clearinghouse enrollment typically takes when it is required.

Transaction	Enrollment	Typical setup
Eligibility checks (270/271)	Required	Same day
Institutional claims (837I)	Required	Several weeks
ERA / remittance (835)	Required	Several weeks

Common questions

What is the payer ID for Medicare Missouri Part A?: The payer ID for Medicare Missouri Part A is 05301. Alternate IDs seen across clearinghouses include IMMO0, JIMMO0.
How long does Medicare Missouri Part A provider enrollment take?: Medicare Missouri Part A provider enrollment typically takes 45-65 days from application to effective date. Timelines vary by state, plan, and how complete the application is.
Does Medicare Missouri Part A require CAQH?: No. Medicare Missouri Part A does not use CAQH. Applications go through its own enrollment process.
Does Medicare Missouri Part A require ERA enrollment?: Yes. Medicare Missouri Part A requires a separate ERA (835) enrollment before electronic remittances flow, and setup typically takes several weeks.
What states does Medicare Missouri Part A cover?: Medicare Missouri Part A operates in J5: IA, KS, MO, NE | J8: IN, MI. Coverage can differ by plan and product line, so confirm the specific plan before you file.

Compiled from public payer resources and clearinghouse catalogs. Details change often, so confirm with the payer before relying on them. Spot something out of date? Tell us and we will fix it.