document-understanding
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- Overview
- About Document Understanding™
- Introduction
- Document Understanding™ migration to UiPath® IXP
- Document types
- Fundamental capabilities
- Key concepts
- Getting started
- Choosing the deployment type
- Enable Document Understanding™
- Role-based access control
- Choosing the project type
- Migrating classic projects
- Choosing the automation type
- Document Understanding Process template
- Building models
- Introduction
- Create a project
- Trainable splitter (Preview)
- Import documents
- Build
- Measure
- Publish
- Migrating modern projects
- Monitor
- UiPath® Helix Extractor 1.0
- Using the new UiPath Helix Extractor 2.0 (Preview)
- Infrastructure
- Known limitations
- Consuming models
- Automations in Document Understanding™
- Activities
- Create a new automation starting from a file
- API calls
- Generative features
- Consuming models from different environments
- Model Details
- Public endpoints
- Pre-trained document types
- 1040 - document type
- 1040 Schedule C - document type
- 1040 Schedule D - document type
- 1040 Schedule E - document type
- 1040x - document type
- 3949a - document type
- 4506T - document type
- 709 - document type
- 941x - document type
- 9465 - document type
- ACORD125 - document type
- ACORD126 - document type
- ACORD131 - document type
- ACORD140 - document type
- ACORD25 - document type
- Bank Statements - document type
- Bills Of Lading - document type
- Certificate of Incorporation - document type
- Certificate of Origin - document type
- Checks - document type
- Children Product Certificate - document type
- CMS 1500 - document type
- EU Declaration of Conformity - document type
- Financial Statements - document type
- FM1003 - document type
- I9 - document type
- ID Cards - document type
- Invoices - document type
- Invoices2 - document type
- Invoices Australia - document type
- Invoices China - document type
- Invoices Hebrew - document type
- Invoices India - document type
- Invoices Japan - document type
- Invoices Shipping - document type
- Packing Lists - document type
- Payslips - document type
- Passports - document type
- Purchase Orders - document type
- Receipts - document type
- Receipts2 - document type
- Receipts Japan - document type
- Remittance Advices - document type
- UB04 - document type
- US Mortgage Closing Disclosures - document type
- Utility Bills - document type
- Vehicle Titles - document type
- W2 - document type
- W9 - document type
- Supported languages
- Overview
- OCR
- ML models and capabilities
- Insights dashboards
- AI units consumption dashboards
- [Preview] AI units consumption overview
- IxP AI Unit consumption dashboard
- FAQ and troubleshooting
- Data and security
- Customer-Managed Keys
- Data residency
- Data storage
- Legal information
- Logging
- Audit logs
- Licensing
- API Key
- Cloud and on-premises usage
- Metering and charging logic (Unified Pricing)
- Metering and charging logic (Flex Plan)
- How to
- Annotate documents
- Tables and group table rows
- Checkboxes and signatures
- Annotation best practices
- Classify documents automatically
- Retrain extractors
- Train a classifier
- Evaluate project success
- Troubleshooting
- About troubleshooting
- Moving Document Understanding™ modern projects between tenants or organizations

Document Understanding Modern Projects User Guide
Last updated Mar 24, 2026
CMS-1500 is a standard form for medical claims used by non-institutional providers or suppliers to bill Medicare carriers and durable medical equipment regional carriers (DMERCs). It is also used for billing of some Medicaid State Agencies.
This ML package is trained to automatically detect key information and to extract relevant data from this kind of form. It has over 80 fields covering all types of info that the form can contain.
The model automatically detects data such as:
- Payer Name and Address.
- Patient Address, Telephone, DoB.
- Insurer Name and Address.
- Date of Illness, Claim Information, Hospitalization Date.
- Nature of Illness, Diagnosis Nature, Date of Service, Place of Service.
Note: If you are using using public endpoints, such as
https://du.uipath.com/ie/invoices, all fields are available.
However, if you are using custom-trained extractors, the availability of extracted
fields is dependant on the version you are currently using.
You can also check the
list of fields and types on any endpoint in the
/info/model object.
To access this, simply add /info/model to any endpoint, like so:
https://du.uipath.com/ie/invoices/info/model. For an enhanced
reading experience of the fields list, it's recommended to install a JSON viewer
extension in your browser.
| Display Name | Field Name | Field Type | Content Type |
|---|---|---|---|
| Payment Name | payment-name | regular | string |
| Payment Address | payment-address | regular | string |
| Health Insurance Coverage Type | health-insurance-coverage-type | regular | string |
| Insured's I.D Number | insured-s-i-d-number | regular | string |
| Patient's Name | patient-name | regular | string |
| Patient's Address | patient-address | regular | string |
| Patient's Birthdate | patient-birthdate | regular | date |
| Patient Relationship To Insured | patient-relationship-to-insured | regular | string |
| Insured's Name | insured-name | regular | string |
| Insured Address | insured-address | regular | string |
| Other Insured's Name | other-insured-name | regular | string |
| Other Insured's I.D. | other-insured-id | regular | string |
| Patient's Condition Related To Employment | condition-employment | regular | string |
| Patient's Condition Related To Auto Accident | condition-auto-accident | regular | string |
| Auto Accident State | auto-accident-state | regular | string |
| Insured Policy Group Or Feca Number | insured-policy-feca-id | regular | string |
| Insured's Birth Date | insured-birth-date | regular | date |
| Insured's Gender | insured-sex | regular | string |
| Other Claim ID | other-claim-id | regular | string |
| Insurance Plan Name | insurance-plan-name | regular | string |
| Another Health Benefit Plan | another-health-plan | regular | string |
| Claim Codes | claim-codes | regular | string |
| Other Insurance Plan Name | other-insurance-plan | regular | string |
| Patient's Signature | patient-signature | regular | string |
| Patient's Signature Date | patient-signature-date | regular | date |
| Insured's Signature | insured-signature | regular | string |
| Current Health Condition Date | health-condition-date | regular | date |
| Current Health Qualifier | current-health-qualifier | regular | string |
| Other Health Condition Date | other-health-condition-date | regular | date |
| Other Health Condition Qualifier | other-health-condition-qualifier | regular | string |
| Patient Unable To Work Date From | unable-to-work-date-from | regular | date |
| Unable To Work To | unable-to-work-to | regular | date |
| Name Of Referring Provider | name-of-referring-provider | regular | string |
| Referring Provider ID | referring-provider-id | regular | string |
| Referring Provider NPI | referring-provider-npi | regular | string |
| Hospitalization Dates From | hospitalization-dates-from | regular | date |
| Hospitalization Dates To | hospitalization-dates-to | regular | date |
| Additional Claim Information | additional-claim-information | regular | string |
| Services Outside Lab | services-outside-lab | regular | string |
| Charges | outside-lab-charges | regular | string |
| Diagnosis Codes | diagnosis-codes | regular | string |
| ICD Indicator | icd-indicator | regular | string |
| Resubmission Code | resubmission-code | regular | string |
| Original Reference Code | original-reference-code | regular | string |
| Prior Authorization Number | prior-authorization-number | regular | string |
| Patient's Account Number | patient-account-number | regular | string |
| Total Charge | total-charge | regular | string |
| Amount Paid | amount-paid | regular | string |
| Signature Of Physician Or Supplier | signature-of-physician-or-supplier | regular | string |
| Physician Or Supplier Signature Date | physician-supplier-signature-date | regular | date |
| Service Facility Location NPI | service-location-npi | regular | string |
| Service Facility Location ID Number | service-location-id | regular | string |
| Billing Name | billing-name | regular | string |
| Billing Address | billing-address | regular | string |
| Billing Phone Number | billing-phone-number | regular | string |
| Billing NPI | billing-npi | regular | string |
| Billing ID | billing-id | regular | string |
| Patient's Phone Number | patient-phone-number | regular | string |
| Insured Phone Number | insured-phone-number | regular | string |
| Patient's Condition Related To Other Accident | condition-other-accident | regular | string |
| Reported ID Number | reported-id-number | regular | string |
| Assignment Acceptance | assignment-acceptance | regular | string |
| Patient Gender | patient-gender | regular | string |
| Federal Tax ID Number | federal-tax-id-number | regular | string |
| Service Facility Name | service-facility-name | regular | string |
| Service Facility Address | service-facility-address | regular | string |
| Medical Service Details - Date Of Service From | date-of-service-from | items | date |
| Medical Service Details - Date Of Service To | date-of-service-to | items | date |
| Medical Service Details - Place Of Service | place-of-service | items | string |
| Medical Service Details - CPT/HCPCS | cpt-hcpcs-number | items | string |
| Medical Service Details - Modifier | modifier | items | string |
| Medical Service Details - Diagnosis Pointer | diagnosis-pointer | items | string |
| Medical Service Details - Charges Amount | charges | items | string |
| Medical Service Details - Days Or Units | days-or-units | items | string |
| Medical Service Details - EPSDT Codes | epsdt-codes | items | string |
| Medical Service Details - EPSDT Family Planning | epsdt-family-planning | items | string |
| Medical Service Details - ID Qualifier | id-qualifier | items | string |
| Medical Service Details - Rendering Provider NPI | rendering-provider-npi | items | string |
| Medical Service Details - Rendering Provider Other ID | rendering-provider-other-id | items | string |
| Medical Service Details - Supplemental Information | supplemental-information | items | string |
| Medical Service Details - Emergency Indicator | emergency-indicator | items | string |