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    v1.0.30
    OpenPayerBilling CodesDRG Codes

    Find policies, billing codes, payers, states, and providers

    27 categories

    Diseases and Disorders of the Nervous System: Inpatient DRG Classification Overview

    MDC 01 Diseases and Disorders of the Nervous System

    Section MDC 01Codes 020–103
    Updated 7/22/2026Standalone

    Diseases and Disorders of the Eye: Inpatient DRG Classification Overview

    MDC 02 Diseases and Disorders of the Eye

    Section MDC 02Codes 113–125
    Updated 7/22/2026Standalone

    Diseases and Disorders of the Ear, Nose, Mouth and Throat: Inpatient DRG Classification Overview

    MDC 03 Diseases and Disorders of the Ear, Nose, Mouth and Throat

    Section MDC 03Codes 135–159
    Updated 7/22/2026Standalone

    Diseases and Disorders of the Respiratory System: Inpatient DRG Classification Overview

    MDC 04 Diseases and Disorders of the Respiratory System

    Section MDC 04Codes 163–208
    Updated 7/22/2026Standalone

    Diseases and Disorders of the Circulatory System: Inpatient DRG Classification Overview

    MDC 05 Diseases and Disorders of the Circulatory System

    Section MDC 05Codes 209–360
    Updated 7/22/2026Standalone

    Diseases and Disorders of the Digestive System: Inpatient DRG Classification Overview

    MDC 06 Diseases and Disorders of the Digestive System

    Section MDC 06Codes 326–399
    Updated 7/22/2026Standalone

    Diseases and Disorders of the Hepatobiliary System and Pancreas: Inpatient DRG Classification Overview

    MDC 07 Diseases and Disorders of the Hepatobiliary System and Pancreas

    Section MDC 07Codes 405–446
    Updated 7/22/2026Standalone

    Diseases and Disorders of the Musculoskeletal System and Connective Tissue: Inpatient DRG Classification Overview

    MDC 08 Diseases and Disorders of the Musculoskeletal System and Connective Tissue

    Section MDC 08Codes 402–566
    Updated 7/22/2026Standalone

    Diseases and Disorders of the Skin, Subcutaneous Tissue and Breast: Inpatient DRG Classification Overview

    MDC 09 Diseases and Disorders of the Skin, Subcutaneous Tissue and Breast

    Section MDC 09Codes 570–607
    Updated 7/22/2026Standalone

    Endocrine, Nutritional and Metabolic Diseases and Disorders: Inpatient DRG Classification Overview

    MDC 10 Endocrine, Nutritional and Metabolic Diseases and Disorders

    Section MDC 10Codes 614–645
    Updated 7/22/2026Standalone

    Diseases and Disorders of the Kidney and Urinary Tract: Inpatient DRG Classification Overview

    MDC 11 Diseases and Disorders of the Kidney and Urinary Tract

    Section MDC 11Codes 650–700
    Updated 7/22/2026Standalone

    Diseases and Disorders of the Male Reproductive System: Inpatient DRG Classification Overview

    MDC 12 Diseases and Disorders of the Male Reproductive System

    Section MDC 12Codes 707–730
    Updated 7/22/2026Standalone

    Diseases and Disorders of the Female Reproductive System: Inpatient DRG Classification Overview

    MDC 13 Diseases and Disorders of the Female Reproductive System

    Section MDC 13Codes 734–761
    Updated 7/22/2026Standalone

    Pregnancy, Childbirth and the Puerperium: Inpatient DRG Classification Overview

    MDC 14 Pregnancy, Childbirth and the Puerperium

    Section MDC 14Codes 768–833
    Updated 7/22/2026Standalone

    Newborns and Other Neonates with Conditions Originating in Perinatal Period: Inpatient DRG Classification Overview

    MDC 15 Newborns and Other Neonates with Conditions Originating in Perinatal Period

    Section MDC 15Codes 789–795
    Updated 7/22/2026Standalone

    Diseases and Disorders of Blood, Blood Forming Organs and Immunologic Disorders: Inpatient DRG Classification Overview

    MDC 16 Diseases and Disorders of Blood, Blood Forming Organs and Immunologic Disorders

    Section MDC 16Codes 799–816
    Updated 7/22/2026Standalone

    Myeloproliferative Diseases and Poorly Differentiated Neoplasms: Inpatient DRG Classification Overview

    MDC 17 Myeloproliferative Diseases and Disorders, Poorly Differentiated Neoplasms

    Section MDC 17Codes 820–850
    Updated 7/22/2026Standalone

    Infectious and Parasitic Diseases, Systemic or Unspecified Sites: Inpatient DRG Classification Overview

    MDC 18 Infectious and Parasitic Diseases, Systemic or Unspecified Sites

    Section MDC 18Codes 853–872
    Updated 7/22/2026Standalone

    Mental Diseases and Disorders: Inpatient DRG Classification Overview

    MDC 19 Mental Diseases and Disorders

    Section MDC 19Codes 876–887
    Updated 7/22/2026Standalone

    Alcohol or Drug Use or Induced Organic Mental Disorders: Inpatient DRG Classification Overview

    MDC 20 Alcohol or Drug Use or Induced Organic Mental Disorders

    Section MDC 20Codes 894–897
    Updated 7/22/2026Standalone

    Injuries, Poisonings and Toxic Effects of Drugs: Inpatient DRG Classification Overview

    MDC 21 Injuries, Poisonings and Toxic Effects of Drugs

    Section MDC 21Codes 901–923
    Updated 7/22/2026Standalone

    Burns: Inpatient DRG Classification Overview

    MDC 22 Burns

    Section MDC 22Codes 927–935
    Updated 7/22/2026Standalone

    Factors Influencing Health Status and Other Contacts with Health Services: Inpatient DRG Classification Overview

    MDC 23 Factors Influencing Health Status and Other Contacts with Health Services

    Section MDC 23Codes 939–951
    Updated 7/22/2026Standalone

    Multiple Significant Trauma: Inpatient DRG Classification Overview

    MDC 24 Multiple Significant Trauma

    Section MDC 24Codes 955–965
    Updated 7/22/2026Standalone

    Human Immunodeficiency Virus Infections: Inpatient DRG Classification Overview

    MDC 25 Human Immunodeficiency Virus Infections

    Section MDC 25Codes 969–977
    Updated 7/22/2026Standalone

    Showing 1–25 of 27

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    • Coverage Criteria LookupSearch payer coverage criteria and medical necessity requirements by drug, procedure, or payer.
    • Payer Contact DirectoryClaims, prior authorization, provider services, and appeals contacts for health insurance payers.

    Trek Health ingests and normalizes Transparency in Coverage data and payer policy updates to give provider organizations a clear view of how commercial reimbursement behaves across markets, payers, and services. Our platform transforms raw payer disclosures into structured intelligence that supports contract evaluation, payer negotiations, and service line strategy. By combining market benchmarks with ongoing policy visibility, Trek helps teams identify variability, risk, and opportunity in commercial reimbursement. The result is faster insight, stronger negotiating positions, and more informed financial decisions.