| identifier | No | Identifier[] | Business Identifier for item |
| status | Yes | code | draft / issued / balanced / cancelled / entered-in-error |
| cancelledReason | No | string | Reason for cancellation of this Invoice |
| type | No | CodeableConcept | Type of Invoice |
| subject | No | Reference<Patient / Group> | Recipient(s) of goods and services |
| recipient | No | Reference<Organization / Patient / RelatedPerson> | Recipient of this invoice |
| date | No | dateTime | Invoice date / posting date |
| participant | No | InvoiceParticipant | Participant in creation of this Invoice |
| - id | No | string | Unique id for inter-element referencing |
| - extension | No | Extension[] | Additional content defined by implementations |
| - modifierExtension | No | Extension[] | Extensions that cannot be ignored even if unrecognized |
| - role | No | CodeableConcept | Type of involvement in creation of this Invoice |
| - actor | Yes | Reference<Practitioner / Organization / Patient / PractitionerRole / Device / RelatedPerson> | Individual who was involved |
| issuer | No | Reference<Organization> | Issuing Organization of Invoice |
| account | No | Reference<Account> | Account that is being balanced |
| lineItem | No | InvoiceLineItem | Line items of this Invoice |
| - id | No | string | Unique id for inter-element referencing |
| - extension | No | Extension[] | Additional content defined by implementations |
| - modifierExtension | No | Extension[] | Extensions that cannot be ignored even if unrecognized |
| - sequence | No | positiveInt | Sequence number of line item |
| - chargeItem[x] | Yes | Reference<ChargeItem>, CodeableConcept | Reference to ChargeItem containing details of this line item or an inline billing code |
| - priceComponent | No | InvoiceLineItemPriceComponent | Components of total line item price |
| - id | No | string | Unique id for inter-element referencing |
| - extension | No | Extension[] | Additional content defined by implementations |
| - modifierExtension | No | Extension[] | Extensions that cannot be ignored even if unrecognized |
| - type | Yes | code | base / surcharge / deduction / discount / tax / informational |
| - code | No | CodeableConcept | Code identifying the specific component |
| - factor | No | decimal | Factor used for calculating this component |
| - amount | No | Money | Monetary amount associated with this component |
| totalPriceComponent | No | [] | Components of Invoice total |
| totalNet | No | Money | Net total of this Invoice |
| totalGross | No | Money | Gross total of this Invoice |
| paymentTerms | No | markdown | Payment details |
| note | No | Annotation[] | Comments made about the invoice |
