MSD Health Insurance Society

MSD Health Insurance Society

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Family membership

Health insurance provides insurance benefits not just to insured persons but also to their dependent family members. These family members are referred to as “dependents”. Family members must meet certain conditions related to “residency in Japan,” “the extent of the family relationship,” and “income” before they are authorized as dependents.

Adding a family member

Applies to: Insured persons for whom the number of dependent family members increases due to marriage, childbirth, etc.
How to apply
  • If you are a MSDKK or MSDGK employee, please log in to the e-pay application portal site, click the “Add or Remove Eligible Family Members tab” and select the applicable item, and apply for a “Notification of Change in the Number of Eligible Family Members”. After electronic filing is completed, you will receive a set of papers from Payroll Inc. Please fill in those papers and send them back to Payroll Inc. in the enclosed return envelope.
  • If you are a MSD AH KK employee, contact to i6TG Inc. in charge of AH and request the "Application Forms". You will receive a set of papers. Please fill in those papers and send them back to i6TG Inc. in charge of AH in the enclosed return envelope.
  • If you are a ORGANON KK employee, contact to i6TG Inc. in charge of ORGANON and request the “Application Forms”. You will receive a set of papers. Please fill in those papers and send them back to i6TG Inc. in charge of ORGANON in the enclosed return envelope.
  • If you are a voluntarily and continuously insured person, contact Value HR, Health Insurance BPO Center, in charge of MSD by telephone.
Documents to attach for dependent certification (see description page)
Address inquiries to:

MSDKK and MSDGK Employee :Payroll Inc
MSD AH KK :i6 TG Inc. in charge of AH

ORGANON KK :i6 TG Inc. in charge of ORGANON
A voluntarily and continuously insured person:
Value HR, Health Insurance BPO Center, in charge of MSD
Deadline: Within five days after the reason for adding the family member arises
Notes: See the Description page for information on standards for certifying dependents.

Documents to attach for dependents who qualify for exceptions to the domestic residency requirement even though they do not have addresses in Japan

Reasons for exception Certifying documentation
(1) Student studying abroad Copy of visa, student ID, certificate of school attendance, certificate of school admission
(2) Family member accompanying an insured person posted abroad Copy of visa, written appointment overseas, certificate of residence issued by a foreign public agency, etc.
(3) Person traveling abroad temporarily for sightseeing, recreation, volunteer activities, or other reasons unrelated to employment Copy of visa, certificate of agency dispatched for volunteer activities, certificate of consent to participate in volunteer activities
(4) Person recognized as equivalent to (2) above due to family relationship to an insured person arising while the insured person is posted abroad Copy of documentation certifying birth, marriage, etc.
(5) In addition to (1)-(4) above, person recognized to have a livelihood based in Japan in consideration of purposes of traveling abroad and other circumstances Subject to determination on a case-by-case basis. Please contact the Health Insurance Society.
  • Note: If documents were prepared in a foreign language, please attach a Japanese translation signed by the translator.

Removing a family member

Applies to: [Insured persons with dependents who meet the following descriptions]
  • No longer eligible as dependents due to reasons such as employment, living apart from the insured person, or death
  • No longer satisfy the conditions for certification as dependents due to increased income
  • No longer rely on the income of the insured person for their livelihood because the insured person no longer provides an allowance
How to apply
  • If you are a MSDKK or MSDGK employee, please log in to the e-pay application portal site, click the “Add or Remove Eligible Family Members tab” and select the applicable item, and apply for a “Notification of Change in the Number of Eligible Family Members”. After electronic filing is completed, you will receive a set of papers from Payroll Inc. Please fill in those papers and send them back to Payroll Inc. in the enclosed return envelope.
  • If you are a MSD AH KK employee, contact to i6TG Inc. in charge of AH and request the “Application Forms”. You will receive a set of papers. Please fill in those papers and send them back to i6TG Inc. in charge of AH in the enclosed return envelope.
  • If you are a ORGANON KK employee, contact to i6TG Inc. in charge of ORGANON and request the “Application Forms”. You will receive a set of papers. Please fill in those papers and send them back to i6TG Inc. in charge of ORGANON in the enclosed return envelope.
  • If you are a voluntarily and continuously insured person, contact Value HR, Health Insurance BPO Center, in charge of MSD by telephone.
<Attached document>
  • Health insurance card (for the dependent to be removed)
  • Elderly benefits card (if issued)
  • "Maximum Co-payment Certificate"(for person issued)
  • "Certificate of Receipt of Medical Expenses to treat a specified Disease"(for person issued)
Deadline: Within five days after the reason for adding the family member arises
Address inquiries to:

MSDKK and MSDGK Employee :Payroll Inc
MSD AH KK :i6 TG Inc. in charge of AH

ORGANON KK :i6 TG Inc. in charge of ORGANON
A voluntarily and continuously insured person: Value HR, Health Insurance BPO Center, in charge of MSD
Notes: Please return the health insurance card and other certificates of the applicable family member immediately after his/her loss of eligibility for health insurance coverage. If the applicable family member sees a physician using his/her health insurance card after his/her loss of eligibility for health insurance coverage, you will be required to return the relevant medical expenses.

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