Glossary

Glossary and Acronyms
Term Sort descending	Definition
INPATIENT HOSPITAL SERVICES	These services include bed and board, nursing services, diagnostic or therapeutic services, and medical or surgical services.
INPATIENT PSYCHIATRIC FACILITY	A facility that provides inpatient psychiatric services for the diagnosis and treatment of mental illness on a 24-hour basis, by or under the supervision of a physician.
INSOLVENCY	When a health plan has no money or other means to stay open and give health care to patients.
INSURER	An insurer of a GHP is an entity that, in exchange for payment of a premium, agrees to pay for GHP-covered services received by eligible individuals.
INTER OR INTRA AGENCY AGREEMENT	A written contract in which the Federal agency agrees to provide to, purchase from, or exchange with another Federal agency, services (including data), supplies or equipment. Inter-agency agreements are between at least one component with DHHS and another Federal agency or component thereof. Intra-agency agreements are between two or more agencies within DHHS.
INTEREST	A payment for the use of money during a specified period.
INTERFUND BORROWING	The borrowing of assets by a trust fund (OASI, DI, HI, or SMI) from another of the trust funds when one of the funds is in danger of exhaustion. Interfund borrowing was authorized only during 1982-1987.
INTERMEDIARY	A private company that has a contract with Medicare to pay Part A and some Part B bills.
INTERMEDIARY HEARING	That hearing provided for in 42 CFR §405.1809.
INTERMEDIARY/PROGRAM SAFEGUARD CONTRACTOR DETERMINATION	A determination as defined in 42 CFR §405.1801 under the definition for Intermediary Determination.