Health plans and insurers

Group Health Cooperative of Eau Claire

Phone, published email, fax, addresses and the next step for your office.

7 contact routesNo directory research calls placed

member services

Member services

Official page read

Phone888-203-7770Fax

715-836-7683

Published hours

Monday–Friday, 8 a.m.–6 p.m.

Product, plan and location

Confirm the exact product or service
Wisconsin

Published service area

Wisconsin; service area differs for commercial, ETF, Medicaid/SSI and Medicare products

Mailing address

Group Health Cooperative of Eau Claire, PO Box 3217, Eau Claire, WI 54702-3217

Published general mailing address.

View source ↗ · Source checked 2026-10-22 · eau service ↗

Report an update

Wait time: not establishedBest time from caller reports: not established. Published hours are not a wait forecast.

member services

State of Wisconsin ETF member services

Official page read

Phone833-742-0952Published hours

Monday–Friday, 8 a.m.–6 p.m.

Product, plan and location

commercial
Wisconsin

Published service area

Wisconsin; service area differs for commercial, ETF, Medicaid/SSI and Medicare products

Mailing address

Not researched for this route

Local number: 715-552-7238.

View source ↗ · Source checked 2026-10-22 · eau service ↗

Report an update

Wait time: not establishedBest time from caller reports: not established. Published hours are not a wait forecast.

provider services

Commercial provider services and authorization questions

Official page read

Phone866-563-3020Fax

715-836-7683

Published hours

Monday–Friday, 8 a.m.–6 p.m.

Product, plan and location

commercial
Wisconsin

Published service area

Wisconsin; service area differs for commercial, ETF, Medicaid/SSI and Medicare products

Mailing address

Not researched for this route

Benefits, eligibility, claims, billing and portal help; manual also lists this phone for utilization management.

View source ↗ · Source checked 2026-10-22 · eau providers ↗ · eau service ↗

Report an update

Wait time: not establishedBest time from caller reports: not established. Published hours are not a wait forecast.

provider enrollment credentialing

Commercial provider relations — network and contract changes

Official page read

Phone715-852-5706Fax

715-598-7534

Published hours

Not published in this record

Product, plan and location

commercial
Wisconsin

Published service area

Wisconsin; service area differs for commercial, ETF, Medicaid/SSI and Medicare products

Mailing address

Not researched for this route

View source ↗ · Source checked 2026-10-22 · eau providers ↗ · eau service ↗

Report an update

Wait time: not establishedBest time from caller reports: not established. Published hours are not a wait forecast.

provider enrollment credentialing

Commercial clinician and delegated credentialing updates

Official page read

Phone715-852-2093Fax

715-598-7534

Published hours

Not published in this record

Product, plan and location

commercial
Wisconsin

Published service area

Wisconsin; service area differs for commercial, ETF, Medicaid/SSI and Medicare products

Mailing address

Not researched for this route

View source ↗ · Source checked 2026-10-22 · eau providers ↗ · eau service ↗

Report an update

Wait time: not establishedBest time from caller reports: not established. Published hours are not a wait forecast.

fax claims

Commercial claim submission fax and mail

Official page read

Phone

No phone listed for this route

Fax

715-598-7525

Published hours

Not published in this record

Product, plan and location

commercial
Wisconsin

Published service area

Wisconsin; service area differs for commercial, ETF, Medicaid/SSI and Medicare products

Mailing address

Group Health Cooperative of Eau Claire, PO Box 3217, Eau Claire, WI 54702-3217

Paper commercial claims.

View source ↗ · Source checked 2026-10-22 · eau providers ↗ · eau service ↗

Report an update

fax appeals

Commercial provider appeals fax and mail

Official page read

Phone

No phone listed for this route

Fax

715-598-7538

Published hours

Not published in this record

Product, plan and location

commercial
Wisconsin

Published service area

Wisconsin; service area differs for commercial, ETF, Medicaid/SSI and Medicare products

Mailing address

Attention: Provider Appeals, Group Health Cooperative of Eau Claire, PO Box 3217, Eau Claire, WI 54702-3217

Written provider claim appeals.

View source ↗ · Source checked 2026-10-22 · eau providers ↗ · eau service ↗

Report an update

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Group Health Cooperative of Eau Claire

Member services

State of Wisconsin ETF member services

Commercial provider services and authorization questions

Commercial provider relations — network and contract changes

Commercial clinician and delegated credentialing updates

Commercial claim submission fax and mail

Commercial provider appeals fax and mail

How did your call go?

Share a call experience

Suggest a correction

Found the contact. Still need to make the call?

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on your office’s worklist.

See how it could work for your practice

Group Health Cooperative of Eau Claire

How did your call go?

Share a call experience

Suggest a correction

Found the contact. Still need to make the call?

Put payer follow-upon your office’s worklist.

See how it could work for your practice

Put payer follow-up
on your office’s worklist.