How to check Kaiser Foundation Health Plan Washington eligibility
A portal or phone check takes a front-desk staffer 10–15 minutes per patient. A real-time 270/271 check returns plan status, copays, deductibles, and out-of-pocket maximums in seconds.
- Payer ID
91051 - Real-time 270/271
Three ways to verify Kaiser Foundation Health Plan Washington coverage
- Payer portal — free, but one patient at a time and 10–15 minutes each with logins.
- Phone (IVR) — hold times vary; no written record for the chart.
Automated 270/271 check
Full benefit detail in seconds, batched for your whole schedule — not one patient at a time.
From $0.50 per check, pay-as-you-go.
Kaiser Foundation Health Plan Washington at a glance
What billers need before running a check.
Payer ID
91051Also known as 10341, 10608, 6511, 8405Real-time eligibility
AvailableResponses return in seconds, 24/7.Coverage
dental, medical, visionOperating area
Idaho, WashingtonPayer website
Supported transactions
What can be exchanged electronically with Kaiser Foundation Health Plan Washington today.
Eligibility (270/271)
SUPPORTEDReal-time benefit and coverage checksClaim status (276/277)
SUPPORTEDWhere a submitted claim standsProfessional claims (837P)
SUPPORTEDPhysician and outpatient claimsInstitutional claims (837I)
SUPPORTEDFacility claimsDental claims (837D)
NOT AVAILABLEDental claimsRemittance (835 ERA)
ENROLLMENT REQUIREDElectronic remittance adviceCoordination of benefits
NOT AVAILABLESecondary-payer routingClaim attachments (275)
NOT AVAILABLESupporting documentation
Portal vs. phone vs. automated
The same verification, three ways.
| Measure | Payer portal | Phone / IVR | Automated check |
|---|---|---|---|
| Time per patient | 10–15 min | 15–30 min | Seconds |
| Cost per check | Staff time, one login per patient | ~$8.57 in staff time* | from $0.50 |
| Record for the chart | Screenshot | None | Full audit trail |
| Whole-day schedule | One at a time | One at a time | Batched overnight |
*A manual eligibility check costs a medical practice $8.57; an electronic one costs $2.00. Source: 2024 CAQH Index.
What Medman does in practices today
- 65%
fewer denials at Valley Diabetes & Obesity
- 90%
of eligibility checks fully automated
- $107–149K
annual savings, small specialty practice
- 24 mo
in production
Frequently asked questions
What is the payer ID for Kaiser Foundation Health Plan Washington?
Kaiser Foundation Health Plan Washington uses payer ID 91051. It also appears as 10341, 10608, 6511, 8405 in some systems.
Does Kaiser Foundation Health Plan Washington support real-time eligibility verification?
Yes. Kaiser Foundation Health Plan Washington accepts real-time 270/271 eligibility transactions, so a check returns plan status and benefit detail in seconds instead of the 10–15 minutes a portal login takes.
How long does a Kaiser Foundation Health Plan Washington eligibility check take?
A portal check takes 10–15 minutes of staff time per patient. An automated real-time check returns in seconds and can run for an entire day's schedule overnight.
Run your first Kaiser Foundation Health Plan Washington eligibility check
From $0.50 per check, pay-as-you-go. No annual contract, no implementation project.
Billing more than Kaiser Foundation Health Plan Washington? — upload it and see which of your payers run automatically.