| Field # | Claim Description | Loop | Segment | Electronic Description | 
|---|---|---|---|---|
| 1 | Type of Health | 2000B | SBR01 | Receiving Payer Responsibility (P = Primary, S = Secondary T = Tertiary) | 
| SBR02 | Individual relationship code (18 = Self is required) | |||
| SBR09 | Receiving Payer (MB=Medicare Part B is required) | |||
| 1a | Patient’s Medicare | 2010BA | NM109 | Subscriber Primary Identifier (Information can be found on the patient’s Medicare card.) | 
| 2 | Patient’s Name | 2010BA | NM103 | Last name | 
| NM104 | First name | |||
| NM105 | Middle name | |||
| NM107 | Suffix (e.g., Jr. Sr.) | |||
| 3 | Patient’s Birth Date | 2010BA | DMG02 | Birth Date | 
| DMG03 | Gender | |||
| 4 | Insured’s Name | 2330A | NM103 | Last name | 
| NM104 | First name | |||
| NM105 | Middle name | |||
| 5 | Patient’s Address | 2010BA | N301 | Address line 1 | 
| N302 | Address line 2 | |||
| N401 | City | |||
| N402 | State Code | |||
| N403 | ZIP code | |||
| 6 | Patient’s relationship | 2000B | SBR02 | Self-relationship (18 = Self is required) | 
| 2320 | SBR02 | For other insurance, any patient relations can be used depending on who owns the insurance. | ||
| 7 | Insured’s address | 2330A | N301 | Address line 1 | 
| N302 | Address line 2 | |||
| N401 | City | |||
| N402 | State Code | |||
| N403 | ZIP Code | |||
| 9 | Name of Enrollee in  | 2330A | NM103 | Last name | 
| NM104 | First name | |||
| NM105 | Middle name | |||
| 9a | Medigap policy / group  | 2330A | NM108 | Code qualifier | 
| NM109 | Insured’s Identifier | |||
| 2320 | SBR01 | Payer responsibility | ||
| SBR03 | Insured’s group / policy no. | |||
| 9d | The nine-digit payer ID | 2330B | NM108 | Payer’s identification qualifier | 
| NM109 | Payer last or organization name | |||
| NM103 | Insured’s group / policy no. | |||
| 2320 | SBR04 | Insured’s group name | ||
| 10 a-c | Is patient’s condition related to employment? Auto accident? Or other accident? | 2300 | DTP01 | Date of accident | 
| CLM11-1 | Employment / Auto / Other accident | |||
| CLM11-4 | Place (State abbreviation) | |||
| 11 | Insured’s policy or group number and / or information This information should be completed for MSP purposes only | 2320 | SBR01 | Payer responsibility P = Primary, S = Secondary. T = Tertiary | 
| SBR03 | Insured’s group or policy number | |||
| 2330A | NM108 | Identification code qualifier | ||
| NM109 | Insured’s identifier | |||
| 2000B | SBR05 | Insurance Type Code (for MSP claims only) Indicator’s must equal one of the following values: 12,13,14,15,16,41,42,43 or 47 if 2000B SBR01 = “T” or “S” | ||
| 2000B or 2320 | SBR09 | Claim filing indicator code. 2000B must be MB. 2320 must be anything other than MB. | ||
| 2300 | CLM01 | Claim submitter’s identifier | ||
| CLM02 | Total Claim Charge Monetary amount | |||
| 2320 | AMT01 | Primary Paid Amount qualifier code = D | ||
| AMT02 | Monetary amount (Primary Paid Claim Level) | |||
| 11 (cont) | Insured’s policy or group number (continued) This information is for MSP purposes only | 2320 or 2430 | CAS01 | Claim adjustment reason code (CO, PR, OA) | 
| CAS02 | Claim adjustment reason codes | |||
| CAS03 | Adjustment amount (amount not paid by the primary) | |||
| CAS04 | Adjustment quantity | |||
| 2330B or 2430 | DTP01 | Primary insurance adjudication date | ||
| DTP02 | Date time period qualifier | |||
| DTP03 | Date paid/declined by primary =573 | |||
| 2300 or 2400 | CN102 | OTAF amount | ||
| 2430 | SVD01 | Identification code | ||
| SVD02 | Primary payer paid amount (line level) | |||
| SVD03 | Medical procedure identifier | |||
| SVD03-1 | Service ID qualifier | |||
| SVD03-2 | Service ID | |||
| SVD05 | Quantity | |||
| 2330B | NM101 | Entity identifier code | ||
| NM102 | Entity type code | |||
| NM103 | Last name or organization | |||
| NM108 | Identification code qualifier | |||
| NM109 | Identification code | |||
| 11c | Insured’s date of birth and gender | 2320 | SBR04 | Other insured’s group name | 
| 12 | Patient or authorized | 2300 | CLM08 | Condition or response code | 
| CLM09 | Release of information code | |||
| 13 | Insured’s or Authorized Person’s Signature | 2320 | QI03 | Assignment of Benefits Indicator | 
| QI06 | Release of Information Code | |||
| 14 | Date of Current Illness, Injury or Pregnancy | 2300 | DTP01 | Accident Qualifier = 439 | 
| DTP03 | Accident Date | |||
| DTP01 | Date Qualifier = 431 | |||
| DTP03 | Onset of Current Illness or Injury date | |||
| 2300 or 2400 | DTP01 | Initial Treatment Qualifier = 454 | ||
| DTP03 | Initial Treatment Date | |||
| 16 | Date patient unable to work in current occupation | 2300 | DTP01 | Disability begin or end qualifier = 360 (Begin date) or 361 (End date) | 
| DTP02 | Disability Qualifier | |||
| DTP03 | Disability begin date | |||
| DTP03 | Disability end date | |||
| 17 | Name of the Referring or Ordering Physician | 2310A or 2420F | NM101 | Entity Identifier code = DN | 
| NM102 | Entity Type qualifier | |||
| NM103 | Referring provider last name | |||
| NM104 | Referring provider first name | |||
| NM105 | Referring provider middle name | |||
| 2420E | NM101 | Entity Identifier code = DK | ||
| NM102 | Entity Type qualifier | |||
| NM103 | Ordering provider last name | |||
| NM104 | Ordering provider first name | |||
| NM105 | Ordering provider middle name | |||
| 17b | NPI Number of Ordering or Referring Provider | 2310A or 2420F | NM108 | Identifier Code qualifier =XX | 
| NM109 | Referring NPI ID | |||
| 2420E | NM108 | Identifier Code qualifier =XX | ||
| NM109 | Ordering NPI ID | |||
| 18 | Hospitalization Dates related to current services | 2300 | DTP01 | Admission or Discharge qualifier = 435 or 096 | 
| DTP03 | Admit date | |||
| DTP03 | Discharge date | |||
| 19 (cont) | Routine Foot Care | 2300 or 2400 | DTP01 | Date last seen qualifier = 304 | 
| DTP02 | Date qualifier | |||
| DTP03 | Date last seen | |||
| 2310D or 2420D | NM101 | Entity identifier code =DQ | ||
| NM102 | Entity type qualifier | |||
| NM103 | Last name or organization name | |||
| NM104 | First name | |||
| NM105 | Middle name | |||
| NM108 | Identification code qualifier =XX | |||
| NM109 | Supervising provider’s NPI | |||
| Homebound | 2300 | CRC01 | Homebound code category | |
| CRC02 | Condition or response code | |||
| CRC03 | Condition indicator | |||
| Not otherwise classified drugs or Unlisted procedure code (NOC) | 2400 | SV101-7 | Name and dosage for drug codes. Description of service for unlisted procedure code (NOC) | |
| Hearing Aid | 2300 or 2400 | NTE01 | Add = Additional information | |
| NTE02 | Testing for Hearing Aid | |||
| Extra Modifiers | NTE01 | Add = Additional information | ||
| NTE02 | Extra modifiers | |||
| Dental | NTE01 | Add – Additional information | ||
| NTE02 | Specific surgery | |||
| Low Osmolar | NTE01 | Add = Additional information | ||
| NTE02 | Name and dosage | |||
| Shared Postoperative Care | 2300 | DTP01 | Date / Time Qualifier | |
| DTP02 | Date format qualifier | |||
| DTP03 | Date assumed or relinquished care | |||
| 19 (cont) | Demonstration ID | 2300 | REF01 | Reference identification qualifier (P4 = Project code) | 
| REF02 | Demonstration ID – number | |||
| Chiropractor | 2300 or 2400 | DTP01 | Date / Time qualifier 455 = Last X-ray date | |
| DTP02 | Date format qualifier | |||
| DTP03 | Date last seen | |||
| Patient refuses to pay | 2300 | CLM08 | Patient refuses to sign | |
| Hematocrit / Hemoglobin / Creatine | 2400 | DTP01 | Hemoglobin or Hematocrit | |
| Serum Creatine | ||||
| DTP02 | Date format qualifier = 738 (Hematocrit/Hemoglobin) 739 (Creatine) | |||
| DTP03 | Test date performed | |||
| MEA01 | Measurement reference ID code =TR | |||
| MEA02 | Measurement qualifier R1 = Hemoglobin, R2 = Hematocrit, R4 = Creatine | |||
| MEA03 | Measurement values | |||
| 20 | Outside Lab charges | 2400 | PS101 | Reference identification | 
| PS102 | Amount of purchased test | |||
| 21 | Diagnosis / Condition | 2300 | HI01-1 | ABK = Principal Diagnosis | 
| HI01-2 | Primary diagnosis code | |||
| HI02-1 to HI12-1 | ABF = Diagnosis code | |||
| HI02-2 to HI12-2 | 2nd through 12th diagnosis code | |||
| 23 | Prior Authorization number | 2300 | REF01 | Reference identification qualifier =LX | 
| REF02 (LX) | IDE number | |||
| REF01 (1J) | Facility ID qualifier =1J | |||
| REF02 | Home Health or Hospice | |||
| 2300B or 2400 | REF01 | Reference identification qualifier =G1 | ||
| REF02 (G1) | QIO number | |||
| 2300 or 2400 | REF01 | Reference identification qualifier =X4 | ||
| REF02 | CLIA Certification number | |||
| Ambulance Point of Pickup | 2310E | NM101 | Entity identifier code =PW | |
| NM102 | Entity type qualifier | |||
| 2310F | NM101 | Entity identifier code = 45 | ||
| NM102 | Entity type qualifier | |||
| 2310E or 2310F | N301 | Address information line 1 | ||
| N302 | Address information line 2 | |||
| N401 | City name | |||
| N402 | State code | |||
| N403 | ZIP code | |||
| 24 | National Drug Code | 2410 | LIN02 | Product or Service ID qualifier =N4 | 
| LIN03 | National Drug code | |||
| 24a | Dates of Service | 2400 | DTP01 | Date Time Qualifier =472 | 
| DTP02 | Date format qualifier D8 = CCYYMMDD RD8 = CCYYMMDD - CCYYMMDD | |||
| DTP03 | Date time period | |||
| 24b | Place of Service | 2300 | CLM05-1 | Place of Service code | 
| CLM05-2 | Place of Service qualifier | |||
| CLM05-3 | Claim frequency type code. 1=initial claim is required. | |||
| 2400 | SV105 | Place of Service code | ||
| 24d | Procedure code / Modifiers | 2400 | SV101-1 | Service ID qualifier =HC | 
| SV101-2 | Procedure code | |||
| SV101-3 | Procedure modifier 1 | |||
| SV101-4 | Procedure modifier 2 | |||
| SV101-5 | Procedure modifier 3 | |||
| SV101-6 | Procedure modifier 4 | |||
| 24e | Diagnosis code reference | 2400 | SV107-1 | Diagnosis code pointer (A submitter must point to the primary diagnosis for each service line) | 
| SV107-2 | ||||
| SV107-3 | ||||
| SV107-4 | ||||
| 24f | Charge Amount | 2400 | SV102 | Line Item charge amount | 
| 24g | Days or Units | 2400 | SV103 | Unit or basis for measurement code (UN = Unit or MJ = Minutes) | 
| SV104 | Quantity – Units or Minutes | |||
| SV104 | ||||
| 24j | Rendering Provider | 2310B or 2420A | NM101 | Rendering identifier code =82 | 
| NM102 | Person | |||
| NM103 | Last / Organization name | |||
| NM104 | First name | |||
| NM105 | Middle name | |||
| NM108 | Identification code qualifier = XX | |||
| NM109 | Identification code | |||
| 25 | Provider’s Social Security or Tax Identification number | 2010AA | REF01 | Reference Identifier qualifier (EI = Tax ID, SY = Social Security) | 
| REF02 | Reference Identification | |||
| 26 | Patient’s Account number | 2300 | CLM01 | Provider Assigned Account number | 
| 27 | Accept Assignment | 2300 | CLM07 | Medicare Assignment code A = Assigned B = Assignment accepted on clinical Lab service only C = Not assigned | 
| 28 | Total Charges | 2300 | CLM02 | Total charge amounts | 
| 29 | Amount paid | 2300 | AMT01 | Amount qualifier code =F5 | 
| AMT02 | Patient paid amount | |||
| 31 | Signature of physician or supplier and date signed | 2300 | CLM06 | Physician or Supplier signature indicator | 
| 32 | Service facility location | 2310C or 2420C | NM101 | Entity Identifier code =77 | 
| NM102 | Entity type code | |||
| NM103 | Facility name | |||
| N301 | Address | |||
| N401,02, | City, State and ZIP code | |||
| 32a | Service facility NPI | 2310C or 2420C | NM108 | Identification code qualifier =XX | 
| NM109 | Laboratory / Facility qualifier | |||
| 2400 | PS101 | Purchased service provider Identifier | ||
| 2420B | NM101 | Identification code qualifier =QB | ||
| NM108 | Identification code | |||
| NM109 | Identification code | |||
| 2300 | REF01 | Reference Identification qualifier =EW | ||
| REF02 | Mammogram FDA number | |||
| 33 | Billing Provider’s Information | 2010AA | NM101 | Entity Identifier code =85 | 
| Pay-to-provider | 2010AB | NM101 | Entity Identifier code =87 | |
| Billing Provider’s Information | 2010AA or 2010AB | NM102 | Entity Type code | |
| NM103 | Organization name | |||
| N301 | Address | |||
| N401 | City | |||
| N402 | State | |||
| N403 | Zip Code | |||
| PER03 | Communication number qualifier =TE | |||
| PER04 | Telephone | |||
| 33a | Billing Provider’s NPI | 2010AA or 2010AB | NM101 | Entity Identifier code =85 | 
| NM108 | Identification code qualifier =XX | |||
| NM109 | Identification number |