Talk to Us
← All payersMedicare California Part A logo

Medicare California Part A

Medicare CA Part A

The provider portal for Medicare California Part A is https://www.noridianmedicareportal.com/web/nmp/home

Primary payer ID
01111Compare transaction IDs ↓
Last successful claim statusNo successful response observedObserved across Substrate's claim-status network.
Not enough dataEDI 270/271Browser automation

Is your practice experiencing high volumes of no response claims or denials from Medicare California Part A? Try Substrate Denial Intelligence here -->.

Coverage profile

How Substrate can help you with Medicare California Part A

Substrate can help practices and billers with the following claims tasks for Medicare California Part A.

Eligibility

EDI 270/271

The Substrate Eligibility Agent can verify patient benefits, identify TPAs and carve-outs, and more with Medicare California Part A.

Available

Portal claim status

Browser automation

The Substrate Claim Status Agent can check claim status via the payer portal for Medicare California Part A.

Available

Frequently asked questions

Medicare California Part A payer FAQs

What is the payer ID for Medicare California Part A?

The primary payer ID for Medicare California Part A is 01111. The correct routing ID can differ by clearinghouse and transaction, so compare the 837P, 837I, 835, 270, and 276 entries before submitting.

What is the 837I payer ID for Medicare California Part A?

The 837I payer ID for Medicare California Part A is 01111 via Stedi.

What is the 835 payer ID for Medicare California Part A?

The 835 payer ID for Medicare California Part A is 01111 via Stedi.

What is the 270 payer ID for Medicare California Part A?

The 270 payer ID for Medicare California Part A is 01111 via Stedi.

What state does Medicare California Part A operate in?

Medicare California Part A operates in CA.

Resource library

Routing reference

Medicare California Part A payer IDs and operating states

Use the payer ID listed for the transaction you are submitting. Verify current routing and enrollment requirements with your clearinghouse.

Medicare California Part A payer name, operating states, and transaction-specific payer IDs
Payer nameMedicare California Part ASource: Substrate payer directory · last refreshed
Operating statesCASource: Substrate payer directory · last refreshed
837I institutional claims payer IDStedi01111Enrollment requiredSource: Stedi payer catalog · catalog dated · matched by payer ID
835 ERA payer IDStedi01111Enrollment requiredSource: Stedi payer catalog · catalog dated · matched by payer ID
270 eligibility payer IDStedi01111Enrollment requiredSource: Stedi payer catalog · catalog dated · matched by payer ID

Routing sources and verification

  • Substrate payer directoryPayer identity, aliases, operating states, and vendor IDs. Last refreshed .Open payer website ↗
  • Stedi payer catalogMatched by payer ID; matched record: Medicare California Part A. Source dated .PrimaryPayerId is used as the transaction payer ID when the corresponding Stedi support flag is true.Open current Stedi reference ↗

Clearinghouse payer IDs are transaction-specific and can change. Confirm the current payer list and the member’s ID card before submission.

Other aliases

Also known as

  • 01111
  • IMCA0
  • Noridian (NHS) - California
  • MCAREA_CA
  • MEDICARE NORIDIAN