DentalMedical
PacificSource Medicare Payer ID
Payer ID20377
Payer details
- Payer ID
- 20377
- Other payer IDs
- 6147, 11178, 20377MA, PSMED
- Coverage types
- Dental, Medical
- Programs
- Medicare
- Payer website
- medicare.pacificsource.com
Where it operates
Idaho, Montana, Oregon
What You Can Check With PacificSource Medicare
- Eligibility and benefits for any service type PacificSource Medicare returns
- Instant results, 24/7, with no phone calls or portals
- Claim status after you bill
What a check returns is up to the payer: some return more detail than others.
Service Type Code LookupPayer details updated Oct 18, 2026. Payers change IDs and plan names; when in doubt, use the ID on the member's card.
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