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    v1.0.28
    OpenPayerBilling CodesPregnancy, Childbirth and the PuerperiumDRG 833-other-antepartum-diagnoses-without-o-r-procedures-without-cc-mcc
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    Other Antepartum Diagnoses without O.R. Procedures without CC/MCC: Inpatient Reimbursement Overview

    DRG 833 includes inpatient admissions for nonoperative antepartum diagnoses without Complication or Comorbidity or Major Complication or Comorbidity. This grouping matters for inpatient reimbursement because it determines base Medicare Severity Diagnosis-Related Group payment and affects hospital case-mix and resource use valuation.

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    DRG 833 Overview

    DRG 833 covers inpatient hospital admissions for other antepartum diagnoses where no operating room procedures are performed and there are no Complications or Comorbidities or Major Complications or Comorbidities present. This category captures a range of antepartum maternal conditions managed medically during pregnancy that do not require surgical intervention or higher-acuity billing adjustments. It matters for Centers for Medicare & Medicaid Services payment because it defines eligibility for base inpatient reimbursement rates and influences hospital case-mix and resource allocation for obstetric care. Accurate coding into this Diagnosis-Related Group ensures correct grouping for Medicare Severity Diagnosis-Related Group payment logic.

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    Clinical Trials

    • Prospective observational studies characterizing diagnostic pathways and biomarkers for atypical antepartum conditions (for example new-onset hypertensive symptoms without severe features, unexplained antepartum bleeding, or atypical fetal growth concerns) in hospitalized pregnant patients prior to delivery. These studies enroll women admitted for non-operative antepartum issues to define clinical presentations, timing of escalation to higher-acuity care, and utility of laboratory/imaging markers to predict progression to complications. Findings help clinicians refine admission and monitoring criteria and help payers identify which inpatient assessments are high-value versus those safely managed outpatient, informing utilization management and resource allocation for this DRG.
    • Comparative effectiveness trials testing different inpatient management strategies (such as enhanced monitoring protocols, standardized risk‑stratification algorithms, or medication regimens used for symptom control) for common non‑operative antepartum diagnoses. These trials randomize or compare cohorts of pregnant inpatients with conditions like preterm labor evaluations without active contractions, mild hypertensive disorders, or symptomatic anemia to determine which approaches reduce length of stay, prevent readmission or escalation, and optimize maternal–fetal outcomes. The results are relevant to providers seeking evidence-based pathways to reduce unnecessary interventions and to payers aiming to lower costs while maintaining safety through targeted care pathways for patients classified under DRG 833.
    • Longitudinal outcomes and health services research following patients after discharge from an antepartum hospitalization for non‑operative diagnoses to assess maternal and neonatal outcomes, postpartum complications, subsequent healthcare utilization, and social determinants impacting follow-up. Cohorts include women admitted under this DRG whose index hospitalization did not involve delivery or major procedures, tracking rates of later admission, timing of delivery, and any adverse maternal or perinatal events. This research informs post-discharge care coordination, identifies high-risk subgroups needing closer surveillance, and supports payers in designing transitional care programs that may reduce costly readmissions and improve overall outcomes.

    Related Codes

    768-VAGINAL-DELIVERY-WITH-O-R-PROCEDURES-EXCEPT-STERILIZATION-AND-OR-D-C

    Vaginal Delivery with O.R. Procedures Except Sterilization and/or D&C: Inpatient Reimbursement Overview

    769-POSTPARTUM-AND-POST-ABORTION-DIAGNOSES-WITH-O-R-PROCEDURES

    Postpartum and Post Abortion Diagnoses with O.R. Procedures: Inpatient Reimbursement Overview

    770-ABORTION-WITH-D-C-ASPIRATION-CURETTAGE-OR-HYSTEROTOMY

    Abortion with D&C, Aspiration Curettage or Hysterotomy: Inpatient Reimbursement Overview

    776-POSTPARTUM-AND-POST-ABORTION-DIAGNOSES-WITHOUT-O-R-PROCEDURES

    Postpartum and Post Abortion Diagnoses without O.R. Procedures: Inpatient Reimbursement Overview

    779-ABORTION-WITHOUT-D-C

    Abortion without D&C: Inpatient Reimbursement Overview

    783-CESAREAN-SECTION-WITH-STERILIZATION-WITH-MCC

    Cesarean Section with Sterilization with MCC: Inpatient Reimbursement Overview

    784-CESAREAN-SECTION-WITH-STERILIZATION-WITH-CC

    Cesarean Section with Sterilization with CC: Inpatient Reimbursement Overview

    785-CESAREAN-SECTION-WITH-STERILIZATION-WITHOUT-CC-MCC

    Cesarean Section with Sterilization without CC/MCC: Inpatient Reimbursement Overview

    786-CESAREAN-SECTION-WITHOUT-STERILIZATION-WITH-MCC

    Cesarean Section without Sterilization with MCC: Inpatient Reimbursement Overview

    787-CESAREAN-SECTION-WITHOUT-STERILIZATION-WITH-CC

    Cesarean Section without Sterilization with CC: Inpatient Reimbursement Overview

    Showing 1–10 of 22

    References

    1. 1.CPT® Codes and Descriptions. AAPC. Retrieved Aug 11, 2026.Maintains the CPT code set's official descriptions and guidelines, licensed from the American Medical Association, used as the definitional source for CPT codes on this page.
    2. 2.HCPCS Quarterly Update. Centers for Medicare & Medicaid Services (CMS). Retrieved Aug 11, 2026.CMS's quarterly release of HCPCS Level II codes and short/long descriptors, the source for HCPCS code definitions and update history.
    3. 3.ICD-10-CM Full Code List. Centers for Medicare & Medicaid Services (CMS). Retrieved Aug 11, 2026.CMS's complete ICD-10-CM diagnosis code list, used to cross-reference diagnosis codes associated with this procedure or service.
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