What is the payer ID for Medicare Oklahoma Part A?

The payer ID for Medicare Oklahoma Part A is 04311. Alternate IDs seen across clearinghouses include IMOK0.

How long does Medicare Oklahoma Part A provider enrollment take?

Medicare Oklahoma 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 Oklahoma Part A require CAQH?

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

Does Medicare Oklahoma Part A require ERA enrollment?

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

What states does Medicare Oklahoma Part A cover?

Medicare Oklahoma Part A operates in JH: AZ, CO, LA, MS, NM, OK, TX | JL: DC, DE, MD, NJ, PA. Coverage can differ by plan and product line, so confirm the specific plan before you file.

Medicare Oklahoma Part A

Part of Novitas Solutions, Inc.

Government programdentalmedical

Typical enrollment turnaround

45-65 days

Summary

Medicare Oklahoma Part A is a government program, administered by Novitas Solutions, Inc., offering dental and medical coverage operating in 12 states. Claims route under payer ID 04311, with 1 alternate ID in use across clearinghouses. Provider enrollment typically takes 45-65 days, with applications through Novitas Solutions 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: 04311Also seen as IMOK0
Also known as: Novitas - Oklahoma
Uses CAQH: NoApplication route: Payer's own application
Service area: JH: AZ, CO, LA, MS, NM, OK, TX | JL: DC, DE, MD, NJ, PA

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 Oklahoma Part A?: The payer ID for Medicare Oklahoma Part A is 04311. Alternate IDs seen across clearinghouses include IMOK0.
How long does Medicare Oklahoma Part A provider enrollment take?: Medicare Oklahoma 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 Oklahoma Part A require CAQH?: No. Medicare Oklahoma Part A does not use CAQH. Applications go through its own enrollment process.
Does Medicare Oklahoma Part A require ERA enrollment?: Yes. Medicare Oklahoma Part A requires a separate ERA (835) enrollment before electronic remittances flow, and setup typically takes several weeks.
What states does Medicare Oklahoma Part A cover?: Medicare Oklahoma Part A operates in JH: AZ, CO, LA, MS, NM, OK, TX | JL: DC, DE, MD, NJ, PA. 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.