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As a CareOregon Advantage provider, you may have specific questions for us. Below, you’ll find contact and procedural information for providers. If you are looking for specific forms and policies, visit our provider page and select your area. Please click on a topic below to get started.

Contact Us 

Find the most convenient way to contact us, update your clinic information and sign up for updates from CareOregon Advantage.

You can review member eligibility, authorization status, claim status, and more in our online provider portal.

Please call Provider Customer Service at 503-416-4100 or toll-free 800-224-4840

Barrier Breakers (Provider Satisfaction Team)




CareOregon Advantage notifies our provider network occasionally with alerts or urgent communications. To sign up for these alerts, email and include your name and job title. 

Send changes or updates regarding your clinic, facility, or other demographic information to

View our team assignments list to find your specialist. Fax us at 503-416-1478 or 800-874-3916. 

CareOregon Advantage takes fraud, waste and abuse very seriously. If you suspect that benefits aren't being used correctly or want to report a case of waste, abuse or fraud, please contact Ethics Point at 888-331-6524. You also can file a report online at  EthicsPoint.

Providers should report any instance of FWA to CareOregon Advantage within three (3) days of discovery.

Becoming a CareOregon Advantage provider 

Thank you for your interest in joining CareOregon Advantage’s provider panel!

CareOregon administers plan services for three Coordinated Care Organizations (CCO) and a Medicare Advantage plan (D-SNP), supporting and enhancing sensible, localized, coordinated care. 

If you are interested in becoming a contracted provider, please review our credentialing requirements to ensure you meet the qualifications. Credentialing requirements are outlined in our provider manual:

CareOregon Advantage is contracted with more than 5,000 providers throughout Oregon, supporting and enhancing sensible, localized, coordinated care.

See below for information on how to become part of our network, and thank you for your interest in joining the CareOregon Advantage provider panel!

If you meet credentialing requirements and would like to be considered for a contract or have additional questions, please complete the Contract Requests form here. CareOregon Advantage is committed to improving health equity by reducing health disparities historically associated with characteristics commonly linked to discrimination or exclusion.

  • Information about the provider’s race, ethnicity, and cultural linguistic capabilities. 
  • The availability of auxiliary aids and services for all members with disabilities, upon request .
  • Whether providers have verifiable language fluency in languages other than English.

Member Resources

Help our members and potential members get the right care and service they deserve, in a language they understand. From signing up eligible candidates to finding them a free air conditioner when it gets hot, you can find resources to provide the best service in the menus below.

CareOregon Advantage helps you coordinate interpreters for patients who prefer or need a language other than English. Please visit our Language services page for resources, including forms to request interpreting services, a language ID tool for your facility, “I speak” cards, and more.

CareOregon Advantage Regional Care Teams (RCTs) offer providers a community of resources with a single point of contact for you and your patients. To learn more about these resources, visit our Care Coordination page.

Submitting claims and receiving payment 

You can find instructions and options for various methods of submitting claims, receiving payments and remittance advices. 

When submitting claims to CareOregon, you have two options:

  • Send claims electronically using our payer ID 93975.
  • Mail paper claims to:
    • Claims, CareOregon
      PO Box 40328
      Portland OR 97240

To submit claims electronically:

  • Use the same EDI Payer ID #93975 for all CareOregon entities (CareOregon Dental, CareOregon Advantage and CareOregon Medicaid claims). Do not bill separately for each plan.
  • For EDI claims for which additional paperwork or documentation will be submitted, complete this form and indicate submission in the PWK segment (Loop 2300). 
  • Contact your practice management system vendor or clearinghouse to initiate electronic claim submission. CareOregon accepts HIPAA-compliant 837 electronic claims through our clearinghouse, Change Healthcare. Change Healthcare will validate the claims for HIPAA compliance and send them directly to CareOregon. Change Healthcare offers several solutions for providers without a practice management system or clearinghouse. Contact them at 866-369-8805 for medical claims and 888-255-7293 for dental claims.


The AMA recognizes electronic health care transactions as a cost saving, efficient way to do business and allows physicians to refocus resources on patient care. The links below provide information regarding various electronic transactions such as submitting claims, receiving payments and remittance advices.

To access your remittance advice electronically:

To receive payments via Electronic Funds Transfer (EFT):

CareOregon provides a couple of options for electronic payment.

  1. Enroll with CareOregon ePayment Center, administered by Zelis for ACH direct deposit payment, at no cost. Please contact the ePayment Center customer service team at 855-774-4392 or for instructions on how to register and enroll. Please note, TIN verification is required for registration and enrollment.
  2. Enroll with Zelis Payment Network for ACH direct deposit payment or virtual credit card for a small fee (this is separate from CareOregon’s free ePayment ACH option noted above). To enroll with the Zelis Payment Network, go to their website at, or you can call them at 855-496-1571.
    • Please note: CareOregon is not involved in any relationship with providers and Zelis Payments. It is strictly between Zelis and you, the provider.

To receive electronic remittance advice:

  • 835 form: Please complete and fax back to the number listed on the bottom of the form
  • 835 information guide
    • Important: 835 enrollment is available through CareOregon ePayment Center, administered by Zelis. If enrolling with the ePayment center, please do not submit this form. Instead, select the option for 835 enrollment upon registration through the ePayment center.

  • Portal (24/7 access) for claims, authorizations, remittance, etc.
    • CIM
    • OneHealthPort
  • Call Customer Service 800-224-4840 option 3
  • Send us a secure email for larger inquiries at 

Provider Training

Stay up-to-date on quality metrics, fraud waste and abuse policies, and Model of Care training with the following tools.


Providers must complete training designed to educate on ways to prevent, detect, and correct instances of FWA.

Other Provider Resources

For information on how to establish the 270/271 real time batch eligibility verification process, please contact us at (800) 224-4840 or after reviewing these initial prerequisites: 

  • Must be a CareOregon Participating/Contracted Provider
  • Must have ability to establish an SFTP Connection: Have FTP solution and provide an SFTP Technical Contact

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