Navigating obstetric care and maternity obstetrical care medical billing can be complex due to the strict coding guidelines, funding source requirements, and documentation demands involved. This article offers a detailed, easy-to-understand breakdown of the billing process for obstetric care—including antepartum care, delivery, and postpartum services. Medical Staff Relief (MSR) specializes in expert obstetric medical billing and coding solutions designed to ensure accuracy, compliance, and timely repayment for healthcare providers.
What Is Maternity Obstetrical Care Medical Billing?
Maternity obstetrical care medical billing is the process of coding and submitting claims for reimbursement of services provided during pregnancy, delivery, and postpartum. It involves using specific CPT (Current Procedural Terminology) codes and adhering to guidelines issued by the American Medical Association (AMA), insurance providers, and the American College of Obstetricians and Gynecologists to ensure compliance and accuracy. MSR ensures that all obstetric services, including antepartum care bundled into comprehensive obstetric packages and standalone visits, are billed correctly to maximize reimbursement and minimize denials.
Understanding the Global Obstetrical Package
The global obstetrical (OB) care package bundles routine maternity services into one CPT code that represents the entire course of care. This package traditionally covers three major components:

– Intrapartum Care: Services related to the delivery itself, whether vaginal or cesarean, including hospital stays.
– Postpartum Care: Follow-up visits and checkups after delivery, typically covering six weeks of care, unless the patient presents with treatment-related issues requiring extended attention or additional services outside the global package, including postpartum care for ongoing recovery or follow-up needs.
– The main global obstetrical CPT codes used are 59400, 59510, and 59610, which cover vaginal delivery, cesarean delivery, and vaginal delivery after previous cesarean, respectively. MSR expertly applies these codes and any needed modifiers based on detailed documentation and insurance requirements to ensure accurate billing.
Important CPT Codes and Their Use
Key CPT codes involved in maternity care billing include the following CPT codes:
– 59400, 59510, 59610: Global package codes for complete antepartum, delivery, and postpartum care.
– 59409, 59514, 59612: Delivery-only codes used when antepartum or postpartum care is not billed globally.
– E/M Codes (e.g., 99201-99215): Used to bill evaluation and management services, especially for visits outside the global package.
– Modifiers (25, 51, 57): Essential for indicating separate or multiple procedures, critical in obstetrical billing.
– MSR applies these codes precisely, following the latest coding guide updates, AMA guidelines for reporting, and payer-specific billing rules to ensure accurate and compliant claims.
Billing Components in Detail
Antepartum Care (Prenatal Services)
Antepartum or antenatal care includes initial prenatal history and examination, medical history taking, physical exams, screening tests like HIV testing and blood glucose testing, and diagnostic services such as ultrasounds. During the first 12 weeks of pregnancy, initial assessments and baseline tests are typically performed to establish maternal and fetal health. A confirmatory visit may also be performed early in pregnancy to verify fetal development and gestational age. The global obstetrical package assumes four or more prenatal visits; fewer visits mean billing must rely on individual E/M codes. MSR (Medical Staff Relief) ensures accurate documentation of services rendered during these visits from the initial assessment through postpartum care and proper coding to comply with all billing requirements.
Delivery and Intrapartum Care
Delivery services are a major component of maternity care and delivery billing. These include:
– Vaginal Delivery: Coded under global obstetrical codes or delivery-only codes if antepartum/postpartum visits are billed separately.
– Cesarean Delivery: Requires different CPT codes and may involve more detailed documentation, especially when delivering one fetus or multiple fetuses.
– Forceps or other delivery assistance: Specific surgical codes and modifiers apply.
– Without episiotomy: Documented properly to reflect accurate services.
MSR reviews all medical files to confirm delivery types and any complications, ensuring correct reimbursement from insurance carriers.
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Postpartum Care
Postpartum care—usually lasting up to six weeks after delivery—includes hospital visits, office follow-ups, counseling on breastfeeding, birth control, and assessment of emotional health or pregnancy conditions. In some cases, additional postpartum follow-ups may be required after visits for a high-risk pregnancy, especially if complications continue beyond the delivery period. MSR (Medical Staff Relief) carefully differentiates between postpartum care services that are part of the global package and those requiring separate billing, particularly when care extends beyond the standard postpartum period or involves issues outside the global package, using appropriate E/M or procedural codes.
Handling High-Risk Pregnancies and Complications
High-risk pregnancies require additional monitoring and care services outside routine visits. MSR recognizes all services related to health-related problems, such as maternal hypertension or pregnancy-related complications, and bills appropriate stand-alone codes for these services when they fall outside the global obstetrical package. This attention to the global OB and detail helps reimburse providers accurately for the higher level of care delivered and protects valuable revenue streams.
Medical Records and Documentation Requirements
Accurate billing depends on thorough documentation from electronic health records (EHR) or hard-copy patient records. Providers should document:
– Initial prenatal history and physical examination
– Detailed notes on pregnancy checkups and medical complications
– Services rendered outside the global OB package, including necessary procedures such as the insertion of a cervical dilator or ultrasound exams
– Use of standalone codes for procedures such as insertion of cervical dilators or ultrasound exams
Each record should clearly indicate the maternity period covered to ensure accurate billing and proper claim processing. MSR audits medical records regularly to confirm compliance with documentation, diagnosis code, and coding requirements, reducing the risk of claim denial.
Insurer-Specific Guidelines and Reimbursement
Health plans such as Blue Cross Blue Shield, United Healthcare, and Medicaid have nuanced billing requirements for global maternity codes. MSR monitors these guidelines closely to check insurance guidelines regularly, ensuring accurate claims processing and compliance. This helps them:
– Correctly apply coding rules
– Identify insurance providers preferred billing methods for global packages vs. individual services
– Verify exact postpartum period definitions for reimbursement
– Ensure claims meet carrier-specific modifiers and documentation rules
What Is an ER Scribe and Its Role in Maternity Billing?
An Emergency Room (ER) scribe assists physicians by documenting patient encounters in real-time during visits. In obstetrical care, scribes can enhance documentation accuracy during urgent or emergency visits related to pregnancy. Well-documented encounters enable precise coding and billing, which MSR leverages to ensure optimal reimbursement.
How MSR Enhances Your Maternity Billing Workflow

– Each biller at MSR ensures claims are coded accurately and submitted promptly.
– Denial and Compliance Management: Proactive claim review to minimize denials and ensure payer compliance.
– Customized Support: Tailored services for OB/GYN practices focusing on maternal health visits, normal deliveries, and complicated cases.
– Timely Reimbursement: Accelerated claims processing through accurate coding and prompt submission.
– Training and Updates: Continuous education on AMA CPT codebook changes and payer policies.
Ready to Maximize Your Practice Revenue?
Medical Staff Relief (MSR) is your dependable partner in managing all aspects of maternity obstetrical care billing. Our expertise ensures you get reimbursed fully for services rendered while maintaining compliance with all coding guidelines and payer policies.
Frequently Asked Questions (FAQs)
1. What if a patient changes providers during pregnancy?
If a patient transfers care, the global OB code is divided according to services rendered by each provider. MSR efficiently manages partial billing to reflect accurate service periods.
2. How are ultrasound and other operational services billed?
Ultrasounds and procedures like insertion of cervical dilators are billed using separate CPT codes outside the global package when applicable. MSR applies correct modifiers and confirms compliance.
3. Can MSR handle billing for services not included in the global OB package?
Yes. MSR distinguishes services inside and outside the global package, including maternity visits for maternal health issues or additional visits past the postpartum period.

