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Oki Health Resources

How to Use Your Insurance in Japan (Overview)

Compare common insurance situations in Japan and choose the next guide that best matches your coverage.

Start here

Choose the guide closest to your situation

Each card summarizes who to contact first, whether referrals are commonly needed, who usually pays first, and what problems to watch for.

TRICARE Prime

Wait for referral approval and schedule specialist care

Contact

PCM / Naval Hospital / TRICARE Overseas

Referral

Usually yes

Pays first

TRICARE

Common issue: Referral delays

TRICARE Select

Submit claim if applicable

Contact

Clinic or TRICARE Overseas

Referral

Usually no for clinics

Pays first

Usually you

Common issue: Coverage confusion

TRICARE For Life

Submit reimbursement paperwork if needed

Contact

Clinic or TRICARE Overseas

Referral

Usually no for clinics

Pays first

Usually you

Common issue: Overseas reimbursement rules

FEHB

Submit receipt to insurance if required

Contact

FEHB plan, then clinic

Referral

Usually no for clinics

Pays first

Usually you

Common issue: Claims process

NHI

Nothing

Contact

Any clinic

Referral

Usually no for clinics

Pays first

You (~30%)

Common issue: Finding English-speaking providers

Employee Insurance

Nothing

Contact

Any clinic

Referral

Usually no for clinics

Pays first

You (~30%)

Common issue: Understanding referrals

Travel & International Insurance

Direct billing or reimbursement

Contact

Insurance company or clinic

Referral

Usually no for clinics

Pays first

Depends on policy

Common issue: Network confusion

Medicare

Submit paperwork if eligible

Contact

Any clinic

Referral

Usually no for clinics

Pays first

Usually you

Common issue: Limited overseas coverage

Self-Pay

Nothing

Contact

Any clinic

Referral

Usually no for clinics

Pays first

You

Common issue: Cost uncertainty

I Don’t Know My Insurance

Identify coverage first

Contact

Okinawa International Clinic

Referral

Depends

Pays first

Depends

Common issue: Not knowing where to start

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