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GT1 - Guarantor Segment

The GT1 segment contains guarantor (e.g., the person or the organization with financial responsibility for payment of a patient account) data for patient and insurance billing applications.

HL7 Attribute Table - GT1 - Guarantor Segment
Seq# Data Element Name DataType Usage Vocabulary Cardinality Item # Length C.LEN Flags
GT1
1 Set ID - GT1 SI R [1..1] 00405 [1..4]
2 Guarantor Number CX O [0..*] 00406
3 Guarantor Name XPN R [1..*] 00407
4 Guarantor Spouse Name XPN O [0..*] 00408
5 Guarantor Address XAD O [0..*] 00409
6 Guarantor Ph Num – Home XTN O [0..*] 00410
7 Guarantor Ph Num – Business XTN O [0..*] 00411
8 Guarantor Date/Time Of Birth DTM O [0..1] 00412
9 Guarantor Administrative Sex CWE O [0..1] 00413
10 Guarantor Type CWE O [0..1] 00414
11 Guarantor Relationship CWE O [0..1] 00415
12 Guarantor SSN ST O [0..1] 00416 11 #
13 Guarantor Date - Begin DT O [0..1] 00417
14 Guarantor Date - End DT O [0..1] 00418
15 Guarantor Priority NM O [0..1] 00419 [1..2]
16 Guarantor Employer Name XPN O [0..*] 00420
17 Guarantor Employer Address XAD O [0..*] 00421
18 Guarantor Employer Phone Number XTN O [0..*] 00422
19 Guarantor Employee ID Number CX O [0..*] 00423
20 Guarantor Employment Status CWE O [0..1] 00424
21 Guarantor Organization Name XON O [0..*] 00425
22 Guarantor Billing Hold Flag ID O [0..1] 00773 [1..1]
23 Guarantor Credit Rating Code CWE O [0..1] 00774
24 Guarantor Death Date And Time DTM O [0..1] 00775
25 Guarantor Death Flag ID O [0..1] 00776 [1..1]
26 Guarantor Charge Adjustment Code CWE O [0..1] 00777
27 Guarantor Household Annual Income CP O [0..1] 00778
28 Guarantor Household Size NM O [0..1] 00779 3 #
29 Guarantor Employer ID Number CX O [0..*] 00780
30 Guarantor Marital Status Code CWE O [0..1] 00781
31 Guarantor Hire Effective Date DT O [0..1] 00782
32 Employment Stop Date DT O [0..1] 00783
33 Living Dependency CWE O [0..1] 00755
34 Ambulatory Status CWE O [0..*] 00145
35 Citizenship CWE O [0..*] 00129
36 Primary Language CWE O [0..1] 00118
37 Living Arrangement CWE O [0..1] 00742
38 Publicity Code CWE O [0..1] 00743
39 Protection Indicator ID O [0..1] 00744 [1..1]
40 Student Indicator CWE O [0..1] 00745
41 Religion CWE O [0..1] 00120
42 Mother's Maiden Name XPN O [0..*] 00109
43 Nationality CWE O [0..1] 00739
44 Ethnic Group CWE O [0..*] 00125
45 Contact Person's Name XPN O [0..*] 00748
46 Contact Person's Telephone Number XTN O [0..*] 00749
47 Contact Reason CWE O [0..1] 00747
48 Contact Relationship CWE O [0..1] 00784
49 Job Title ST O [0..1] 00785 20 #
50 Job Code/Class JCC O [0..1] 00786
51 Guarantor Employer's Organization Name XON O [0..*] 01299
52 Handicap CWE O [0..1] 00753
53 Job Status CWE O [0..1] 00752
54 Guarantor Financial Class FC O [0..1] 01231
55 Guarantor Race CWE O [0..*] 01291
56 Guarantor Birth Place ST O [0..1] 01851 100 #
57 VIP Indicator CWE O [0..1] 00146

GT1-1: Set ID - GT1 (SI) 00405

Definition: GT1-1 - Set ID contains a number that identifies this transaction. For the first occurrence of the segment the sequence shall be 1, for the second occurrence it shall be 2, etc.

GT1-2: Guarantor Number (CX) 00406

Definition: This field contains the primary identifier, or other identifiers, assigned to the guarantor. The assigning authority and identifier type code are strongly recommended for all CX data types.

GT1-3: Guarantor Name (XPN) 00407

Definition: This field contains the name of the guarantor. Multiple names for the same guarantor may be sent in this field. As of v 2.7, no assumptions can be made based on position or sequence. Specification of meaning based on sequence is deprecated.

Beginning with version 2.3, if the guarantor is an organization, send a Delete Indication value ("") in GT1-3 - Guarantor Name and put the organization name in GT1-21 - Guarantor Organization Name. Either guarantor name or guarantor organization name is required.

GT1-4: Guarantor Spouse Name (XPN) 00408

Definition: This field contains the name of the guarantor's spouse. Multiple names for the same guarantor spouse may be sent in this field. As of v 2.7, no assumptions can be made based on position or sequence. Specification of meaning based on sequence is deprecated.

GT1-5: Guarantor Address (XAD) 00409

Definition: This field contains the guarantor's address. Multiple addresses for the same person may be sent in this field. As of v 2.7, no assumptions can be made based on position or sequence. Specification of meaning based on sequence is deprecated.

GT1-6: Guarantor Ph Num – Home (XTN) 00410

Definition: This field contains the guarantor's home phone number. All personal phone numbers for the guarantor may be sent in this field. As of v 2.7, no assumptions can be made based on position or sequence. Specification of meaning based on sequence is deprecated. .

GT1-7: Guarantor Ph Num – Business (XTN) 00411

Definition: This field contains the guarantor's business phone number. All business phone numbers for the guarantor may be sent in this field. As of v 2.7, no assumptions can be made based on position or sequence. Specification of meaning based on sequence is deprecated.

GT1-8: Guarantor Date/Time Of Birth (DTM) 00412

Definition: This field contains the guarantor's date of birth.

GT1-9: Guarantor Administrative Sex (CWE) 00413

Definition: This field contains the guarantor's gender. Refer to User-defined Table 0001 - Administrative Sex in Chapter 2C, Code Tables, for suggested values.

GT1-10: Guarantor Type (CWE) 00414

Definition: This field indicates the type of guarantor, e.g., individual, institution, etc. Refer to User-defined Table 0068 - Guarantor Type in Chapter 2C, Code Tables, for suggested values.

GT1-11: Guarantor Relationship (CWE) 00415

Definition: This field indicates the relationship of the guarantor with the patient, e.g., parent, child, etc. Refer to User-defined Table 0063 - Relationship in Chapter 2C, Code Tables, for suggested values.

GT1-12: Guarantor SSN (ST) 00416

Definition: This field contains the guarantor's social security number.

GT1-13: Guarantor Date - Begin (DT) 00417

Definition: This field contains the date that the guarantor becomes responsible for the patient's account.

GT1-14: Guarantor Date - End (DT) 00418

Definition: This field contains the date that the guarantor stops being responsible for the patient's account.

GT1-15: Guarantor Priority (NM) 00419

Definition: This field is used to determine the order in which the guarantors are responsible for the patient's account.

GT1-16: Guarantor Employer Name (XPN) 00420

Definition: This field contains the name of the guarantor's employer, if the employer is a person. When the guarantor's employer is an organization, use GT1-51 - Guarantor Employer's Organization Name. Multiple names for the same person may be sent in this field, not multiple employers. As of v 2.7, no assumptions can be made based on position or sequence. Specification of meaning based on sequence is deprecated.

GT1-17: Guarantor Employer Address (XAD) 00421

Definition: This field contains the guarantor's employer's address. Multiple addresses for the same employer may be sent in this field. As of v 2.7, no assumptions can be made based on position or sequence. Specification of meaning based on sequence is deprecated.

GT1-18: Guarantor Employer Phone Number (XTN) 00422

Definition: This field contains the guarantor's employer's phone number. Multiple phone numbers for the same employer may be sent in this field. As of v 2.7, no assumptions can be made based on position or sequence. Specification of meaning based on sequence is deprecated. .

GT1-19: Guarantor Employee ID Number (CX) 00423

Definition: This field contains the guarantor's employee number. The assigning authority and identifier type code are strongly recommended for all CX data types.

GT1-20: Guarantor Employment Status (CWE) 00424

Definition: This field contains the code that indicates the guarantor's employment status. Refer to User-Defined Table 0066 - Employment Status in Chapter 2C, Code Tables, for suggested values.

GT1-21: Guarantor Organization Name (XON) 00425

Definition: This field contains the name of the guarantor when the guarantor is an organization. Multiple names for the same guarantor may be sent in this field, not multiple guarantors. .Specification of meaning based on sequence is deprecated

Beginning with version 2.3, if the guarantor is a person, send a Delete Indication value ("") in GT1-21 - Guarantor Organization Name and put the person name in GT1-3 - Guarantor Name. Either guarantor person name or guarantor organization name is required.

GT1-22: Guarantor Billing Hold Flag (ID) 00773

Definition: Refer to HL7 Table 0136 - Yes/no Indicator in Chapter 2C, Code Tables, for valid values. This field indicates whether or not a system should suppress printing of the guarantor's bills.

GT1-23: Guarantor Credit Rating Code (CWE) 00774

Definition: This field contains the guarantor's credit rating. Refer to User-defined Table 0341 - Guarantor Credit Rating Code in Chapter 2C, Code Tables, for suggested values.

GT1-24: Guarantor Death Date And Time (DTM) 00775

Definition: This field is used to indicate the date and time at which the guarantor's death occurred.

GT1-25: Guarantor Death Flag (ID) 00776

Definition: This field indicates whether or not the guarantor is deceased. Refer to HL7 Table 0136 - Yes/no Indicator in Chapter 2C, Code Tables, for valid values.

GT1-26: Guarantor Charge Adjustment Code (CWE) 00777

Definition: This field contains user-defined codes that indicate which adjustments should be made to this guarantor's charges. For example, when the hospital agrees to adjust this guarantor's charges to a sliding scale. Refer to User-defined Table 0218 - Patient Charge Adjustment in Chapter 2C, Code Tables, for suggested values.

Example: This field would contain the value used for sliding-fee scale processing.

GT1-27: Guarantor Household Annual Income (CP) 00778

Definition: This field contains the combined annual income of all members of the guarantor's household.

GT1-28: Guarantor Household Size (NM) 00779

Definition: This field specifies the number of people living at the guarantor's primary residence.

GT1-29: Guarantor Employer ID Number (CX) 00780

Definition: This is a code that uniquely identifies the guarantor's employer when the employer is a person. It may be a user-defined code or a code defined by a government agency (Federal Tax ID#).

When further breakdowns of employer information are needed, such as a division or plant, it is recommended that the coding scheme incorporate the relationships (e.g., define separate codes for each division). The assigning authority and identifier type code are strongly recommended for all CX data types.

GT1-30: Guarantor Marital Status Code (CWE) 00781

Definition: This field contains the marital status of the guarantor. Refer to User-defined Table 0002 - Marital Status in Chapter 2C, Code Tables, for suggested values.

GT1-31: Guarantor Hire Effective Date (DT) 00782

Definition: This field contains the date that the guarantor's employment began.

GT1-32: Employment Stop Date (DT) 00783

Definition: This field indicates the date on which the guarantor's employment with a particular employer ended.

GT1-33: Living Dependency (CWE) 00755

Definition: Identifies the specific living conditions of the guarantor. Refer to User-defined Table 0223 - Living Dependency in Chapter 2C, Code Tables, for suggested values.

GT1-34: Ambulatory Status (CWE) 00145

Definition: Identifies the transient state of mobility for the guarantor. Refer to User-defined Table 0009 - Ambulatory Status in Chapter 2C, Code Tables, for suggested values.

GT1-35: Citizenship (CWE) 00129

Definition: This field contains the code to identify the guarantor's citizenship. HL7 recommends using ISO table 3166 as the suggested values in User-defined Table 0171 - Citizenship in Chapter 2C, Code Tables.

GT1-36: Primary Language (CWE) 00118

Definition: This field identifies the guarantor's primary speaking language. HL7 recommends using ISO table 639 as the suggested values in User-defined Table 0296 - Primary Language defined in Chapter 2C, Code Tables.

GT1-37: Living Arrangement (CWE) 00742

Definition: This field identifies the situation in which the person lives at his residential address. Refer to User-defined Table 0220 - Living Arrangement in Chapter 2C, Code Tables, for suggested values.

GT1-38: Publicity Code (CWE) 00743

Definition: This field contains a user-defined code indicating what level of publicity is allowed (e.g., No Publicity, Family Only) for a guarantor. Refer to User-defined Table 0215 - Publicity Code in Chapter 2C, Code Tables, for suggested values.

GT1-39: Protection Indicator (ID) 00744

Definition: This field identifies the guarantor's protection, which determines whether or not access to information about this enrollee should be restricted from users who do not have adequate authority. Refer to HL7 Table 0136 - Yes/no Indicator for valid values.

GT1-40: Student Indicator (CWE) 00745

Definition: This field indicates whether the guarantor is currently a student, and whether the guarantor is a full-time or part-time student. This field does not indicate the degree level (high school, college) of the student, or his/her field of study (accounting, engineering, etc.). Refer to User-defined Table 0231- Student Status in Chapter 2C, Code Tables, for suggested values.

GT1-41: Religion (CWE) 00120

Definition: This field indicates the type of religion practiced by the guarantor. Refer to User-defined Table 0006 - Religion in Chapter 2C, Code Tables, for suggested values.

GT1-42: Mother's Maiden Name (XPN) 00109

Definition: This field indicates the guarantor's mother's maiden name.

GT1-43: Nationality (CWE) 00739

Definition: This field contains a code that identifies the nation or national grouping to which the person belongs. This may be different from a person's citizenship in countries in which multiple nationalities are recognized (for example, Spain: Basque, Catalan, etc.). HL7 recommends using ISO table 3166 as suggested values in User-defined Table 0212 - Nationality in Chapter 2C, Code Tables.

GT1-44: Ethnic Group (CWE) 00125

Definition: This field contains the guarantor's ethnic group. Refer to User-defined Table 0189 - Ethnic Group in Chapter 2C, Code Tables, for suggested values. The second triplet of the CE data type for ethnic group (alternate identifier, alternate text, and name of alternate coding system) is reserved for governmentally assigned codes. In the US, a current use is to report ethnicity in line with US federal standards for Hispanic origin.

GT1-45: Contact Person's Name (XPN) 00748

Definition: This field contains the name of the person who should be contacted regarding the guarantor bills, etc. This may be someone other than the guarantor. (E.g., Contact guarantor's wife regarding all bills - guarantor lives out of country.)

This is a repeating field that allows for multiple names for the same person. As of v 2.7, no assumptions can be made based on position or sequence. Specification of meaning based on sequence is deprecated.

GT1-46: Contact Person's Telephone Number (XTN) 00749

Definition: This field contains the telephone number of the guarantor (person) to contact regarding guarantor bills, etc. Multiple phone numbers for that person may be sent in this sequence. As of v 2.7, no assumptions can be made based on position or sequence. Specification of meaning based on sequence is deprecated.

GT1-47: Contact Reason (CWE) 00747

Definition: This field contains a user-defined code that identifies the reason for contacting the guarantor, for example, to phone the guarantor if payments are late. Refer to User-defined Table 0222 - Contact reason in Chapter 2C, Code Tables, for suggested values.

GT1-48: Contact Relationship (CWE) 00784

Definition: Identifies the guarantor relationship to the contact person specified above. Refer to User-defined Table 0063 - Relationship in Chapter 2C, Code Tables, for suggested values. Examples include wife, attorney, power of attorney, self, and organization.

GT1-49: Job Title (ST) 00785

Definition: This field contains a descriptive name of the guarantor's occupation (e.g., Sr. Systems Analyst, Sr. Accountant).

GT1-50: Job Code/Class (JCC) 00786

Definition: This field contains the guarantor's job code and employee classification.

GT1-51: Guarantor Employer's Organization Name (XON) 01299

Definition: This field contains the name of the guarantor's employer when the guarantor's employer is an organization. When the guarantor's employer is a person, use GT1-16 - Guarantor Employer Name. Multiple names for the same guarantor may be sent in this field Specification of meaning based on sequence is deprecated.

GT1-52: Handicap (CWE) 00753

Definition: This field contains a code to describe the guarantor's disability. Refer to User-defined Table 0295 - Handicap in Chapter 2C, Code Tables, for suggested values.

GT1-53: Job Status (CWE) 00752

Definition: This field contains a code that identifies the guarantor's current job status. Refer to User-defined Table 0311 - Job Status in Chapter 2C, Code Tables, for suggested values.

GT1-54: Guarantor Financial Class (FC) 01231

Definition: This field contains the financial class (FC) assigned to the guarantor for the purpose of identifying sources of reimbursement. It can be different than that of the patient. When the FC of the guarantor is different than the FC of the patient, and the guarantor's coverage for that patient has been exhausted, the source of reimbursement falls back onto the FC of the patient.

GT1-55: Guarantor Race (CWE) 01291

Definition: This field refers to the guarantor's race. Refer to User-defined Table 0005 - Race in Chapter 2C, Code Tables, for suggested values. The second triplet of the CE data type for race (alternate identifier, alternate text, and name of alternate coding system) is reserved for governmentally assigned codes.

GT1-56: Guarantor Birth Place (ST) 01851

Definition: This field contains the description of the guarantor's birth place, for example "St. Francis Community Hospital of Lower South Side." The actual address is reported in GT1-5 – Guarantor Address with an identifier of "N".

GT1-57: VIP Indicator (CWE) 00146

Definition: This field identifies the type of VIP for the guarantor. Refer to User-defined Table 0099 – VIP Indicator in Chapter 2C, Code Tables, for suggested values.