Medical Claims Transactions - Professional (CMS-1500)

This dataset provides granular details on professional medical claims transactions, including patient demographics, provider information, CPT codes, diagnosis codes and pointers, financial charges, allowed and paid amounts, and payment status. It is ideal for healthcare analytics, reimbursement modeling, fraud detection, and operational reporting in clinical and insurance environments.

  • opened 5 times
  • last updated 2 Nov 2025
  • by GoMask
The brief that made it

Claims adjudication and payment analysis

Sample rows

preview · 8 of 105 rows · all 34 columns
claim_idstringcpt_modifier_1stringpaid_amountfloatdiagnosis_code_2stringpatient_idstringprovider_idstringservice_datedateclaim_submission_datedatecpt_codestringcpt_modifier_2stringdiagnosis_code_1stringdiagnosis_code_3stringdiagnosis_pointer_1integerdiagnosis_pointer_2integercharge_amountfloatallowed_amountfloatpayment_datedatepayer_idstringclaim_statusstringplace_of_service_codestringreferring_provider_idstringrendering_provider_idstringpatient_first_namestringpatient_last_namestringpatient_date_of_birthdatepatient_genderstringpatient_address_streetstringpatient_address_citystringpatient_address_statestringpatient_address_postal_codestringpatient_address_countrystringinsurance_policy_numberstringinsurance_group_numberstringclaim_notesstring
CLM0000012585blankPAT0001PRV00012023-03-152023-03-1799213blankE11.9blank1blank120852023-04-04PYR0001paid11blankblankAshleySmith1988-06-22female456 Market StSan FranciscoCA94105USAA3C2B9D8F7G1234Routine follow-up visit for diabetes management. No complications reported.
CLM000002blank180blankPAT0002PRV00022023-04-102023-04-1280050blankZ00.00blank1blank2401802023-04-25PYR0002paid22PRV0003blankMichaelTaylor1991-02-10male789 Lakeview AveDallasTX75201USAB7D5E3A1C9G2345Comprehensive metabolic panel for annual physical exam.
CLM000003TC540R53.83PAT0003PRV00012023-05-022023-05-0370450blankM54.5blank127205402023-05-21PYR0003paid22blankPRV0004LindaJohnson1972-09-04female322 Main StChicagoIL60601USAC8F9G6B2D5G3456CT scan of lumbar spine for evaluation of chronic back pain.
CLM000004blank100blankPAT0004PRV00052023-01-182023-01-1899385blankI10blank1blank1601002023-02-02PYR0004paid11blankblankJamesLee1956-11-12male45 Oak StMiamiFL33101USAD2E4A7B8C1blankAnnual preventive exam for hypertension monitoring.
CLM000005blank62blankPAT0005PRV00062023-02-272023-03-0196372blankZ23blank1blank83622023-03-19PYR0005paid11PRV0007blankEmilyGarcia2017-12-09female89 Pine RdOrlandoFL32801USAE9G7B3C6D2G4567Immunization administration for pediatric patient.
CLM000006blank120blankPAT0006PRV00082023-03-092023-03-1192507blankF80.81blank1blank1451202023-03-30PYR0006paid12blankblankNoahMartin2015-07-23male245 Cedar AveSt. PaulMN55101USAF2B7D6C9E4G5678Speech therapy session for expressive language disorder.
CLM00000725110blankPAT0007PRV00092023-05-122023-05-1399214blankG43.909blank1blank1601102023-05-31PYR0007paid11PRV0010blankSophiaMiller1997-11-18female901 Sunset BlvdLos AngelesCA90001USAG1D2F3A4B5G6789Office visit for migraine evaluation and medication adjustment.
CLM000008blank45blankPAT0008PRV00112023-06-212023-06-2199211blankZ00.00blank1blank60452023-07-05PYR0008paid11blankblankLucasDavis2004-04-01male77 BroadwayNew YorkNY10001USAH6B3E2F9A8blankBrief office visit for school physical clearance.

What the 105 rows show

from the 105-row sample

25 (cpt modifier 1) stands out: mean paid_amount is 100.1, against 554.5 for the rest.

  • 105.0median paid_amount
  • 3patient genders
  • 4claim statuses
  • 6place of service codes
  • 11cpt codes
  • 13patient address states
Mean paid_amount by cpt_modifier_134 rows
01,0002,000100.12522 rows522.9TC8 rows450.0993 rows1,121591 rows
paid_amount105 rows, in bands of 200
045908928311108001,400paid_amount →

Median 105.0, from 0.0 to 1,350.

diagnosis_code_228 rows with a value · 77 left blank
  1. I107
  2. E11.96
  3. R53.835
  4. Z00.005
  5. M54.52
  6. G43.9092
  7. R551
34 columns by typefrom the column list below
  • string 25
  • integer 2
  • float 3
  • date 4

Columns

34 columns in three groups
blueprint · 34 columns
columntypedescriptionexample
Text 25 columns
claim_idstringUnique identifier for the medical claim transactionuniqueCLM000001
patient_idstringUnique identifier for the patientPAT0001
provider_idstringUnique identifier for the healthcare provider (physician, specialist, or facility)PRV0001
cpt_codestringCurrent Procedural Terminology code describing the medical procedure or service11 codes99213
cpt_modifier_1stringFirst CPT code modifier, if applicable4 1s · optional25
cpt_modifier_2stringSecond CPT code modifier, if applicableoptional
diagnosis_code_1stringPrimary ICD diagnosis code associated with the claimE11.9
diagnosis_code_2stringSecondary ICD diagnosis code, if applicable7 2s · optionalR53.83
diagnosis_code_3stringTertiary ICD diagnosis code, if applicableoptionalE11.9
payer_idstringUnique identifier for the insurance payerPYR0001
claim_statusstringCurrent status of the claim (e.g., submitted, adjudicated, paid, denied)submitted · adjudicated · paid · denied · pendingpaid
place_of_service_codestringCode indicating the location where the service was provided6 codes11
referring_provider_idstringUnique identifier for the referring provider, if applicableoptionalPRV0003
rendering_provider_idstringUnique identifier for the rendering provider, if different from main provideroptionalPRV0004
patient_first_namestringPatient's first nameAshley
patient_last_namestringPatient's last nameSmith
patient_genderstringPatient's gendermale · female · other · unknownfemale
patient_address_streetstringPatient's street addressoptional456 Market St
patient_address_citystringPatient's cityoptionalSan Francisco
patient_address_statestringPatient's stateoptionalCA
patient_address_postal_codestringPatient's postal codeoptional94105
patient_address_countrystringPatient's countryoptionalUSA
insurance_policy_numberstringPatient's insurance policy numberA3C2B9D8F7
insurance_group_numberstringPatient's insurance group numberoptionalG1234
claim_notesstringAdditional notes or remarks related to the claimoptionalDiabetes lab monitoring.
Numbers 5 columns
diagnosis_pointer_1integerPointer linking the procedure to the primary diagnosis code1 to 41
diagnosis_pointer_2integerPointer linking the procedure to the secondary diagnosis code1 to 4 · optional2
charge_amountfloatTotal amount charged for the service0 or more120
allowed_amountfloatAmount allowed by the payer for the service0 or more85
paid_amountfloatAmount actually paid to the provider0 or more85
Dates and times 4 columns
service_datedateDate when the medical service was provided2023-03-15
claim_submission_datedateDate when the claim was submitted2023-03-17
payment_datedateDate when payment was madeoptional2023-04-04
patient_date_of_birthdatePatient's date of birth1988-06-22

Use it for

  • median paid am…105.0105 rowsmean paid amount by c…100.125522.9TC450.0991.1k59

    A healthcare dashboard

    Paid_amount by cpt_modifier_1 and a breakdown of diagnosis_code_2. Excel, Power BI or Tableau.

  • Why do the 22 25 rows have a mean paid_amount of 100.1?

    A root-cause class exercise

    Hand out the rows and one question. The answer is in the data, not in the brief.

  • A software demo

    Believable claims with patient_id, provider_id and service_date to fill a screen in front of a buyer.

Not quite right?

Make it yours.

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This dataset105 rows34 columns
Yours1,000 rows34 columnspatient_address_street: UK only

blueprint · medical-claims-transactions-professional-cms-1500

Behind this dataset

Same schema. As many rows as you need.

These 105 rows came out of a blueprint — 34 columns with generation rules behind each one. Open it in Data Factory to retune a column, add your own, wire in foreign keys, and run it at the size you actually need.

Rules it was built with
  • Claim ID unique per submission
  • CMS-1500 form format for professional claims
  • Provider NPI (National Provider Identifier) required
  • Rendering provider, referring provider, facility documented
  • CPT/HCPCS procedure codes with modifiers
  • Units of service and charges per line
  • ICD-10-CM diagnosis codes (up to 12)
  • Diagnosis pointer linking procedure to diagnosis
Rows
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Exports
CSV, JSON, JSONL, Parquet, SQL, Excel, TSV, XML
Licence
yours to use, including commercially
API slug
medical-claims-transactions-professional-cms-1500

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