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OB/GYN billing & coding

OB/GYN Billing From the First Prenatal Visit to Postpartum

Coding and billing for obstetrics and gynecology practices — the global obstetric package, split care, services billed outside the package, ultrasounds, well-woman visits and gynecologic procedures.

  • Obstetrics Global package
  • Split care 59425 · 59426
  • Gynecology Preventive & procedures

OB/GYN checks

Reviewed before each claim

  • All care by one practice, one plan? 59400 · 59510
  • Antepartum visit count 59425 · 59426
  • Ultrasounds billed separately 76801–76817
  • Insertion plus device Procedure + J-code

The obstetric package is set up at the first visit.

Quick answer

What makes OB/GYN billing different?

Most routine obstetric care is billed as one global package after delivery, which includes prenatal visits, delivery and postpartum care. When a patient changes practice or insurance, care must be billed in parts instead. Ultrasounds, labs and unrelated problems are billed outside the package, and gynecology adds preventive visits, office procedures and devices.

Key takeaways

  • The global obstetric package is billed once, after delivery.
  • A change of practice or plan means split billing — count antepartum visits from the start.
  • Ultrasounds, labs and unrelated problems are outside the package.

OB/GYN code families

Where OB/GYN Revenue Is Won or Lost

The services most often missed in obstetric and gynecologic billing.

  • 59400 · 59510 · 59610 · 59618

    Global obstetric care

    Package billed after delivery with the correct delivery type.

  • 59425 · 59426 · 59409 · 59430

    Split care

    Antepartum, delivery and postpartum billed separately when needed.

  • 76801–76817

    Obstetric ultrasound

    Trimester, detail, gestations and approach coded per study.

  • 99384–99397 · G0101 · Q0091

    Well-woman visits

    Preventive services coded to Medicare or commercial rules.

  • 58100 · 57452–57461 · 58555–58565

    Office procedures

    Biopsies, colposcopy and hysteroscopy with their global periods.

  • Insertion + device HCPCS

    Contraceptive devices

    Insertion and device billed together with the right units.

How we work

The OB/GYN Claim Path

From the first visit to the posted payment.

  1. Step 1: Intake & notification

    Coverage, maternity notification and plan rules set at the first prenatal visit.

    Package ready

  2. Step 2: Visits tracked

    Prenatal visits counted and outside-package services billed as they happen.

    Nothing missed

  3. Step 3: Delivery billed

    Global or split codes chosen from the full history after delivery.

    Correct package

  4. Step 4: Posting & follow-up

    Package payments and separate services reconciled to the remittance.

    Full payment

Nine months of care, often one claim

Routine obstetric care is usually billed as a single global package after delivery, covering months of visits. That makes obstetric revenue slow and lumpy, and it makes errors expensive: if the package is coded wrong, or if services that sit outside it are never billed, the practice loses money it cannot easily recover. Gynecology adds its own mix of preventive visits, office procedures, devices and surgery.

The global obstetric package

DeliveryGlobal (antepartum, delivery, postpartum)Delivery onlyDelivery + postpartum
Vaginal delivery594005940959410
Cesarean delivery595105951459515
Vaginal birth after cesarean596105961259614
Attempted VBAC, cesarean delivery596185962059622

The global codes include routine prenatal visits, the delivery and routine postpartum care. They are normally billed once, after delivery, with the date of delivery as the date of service. Some payers — especially Medicaid managed care plans — require notification at the first visit or have their own rules, so the package is set up at intake, not at delivery.

When care is split

Patients change practices, move or change insurance during pregnancy. When the same practice does not provide all the care under one plan, the global codes cannot be used. Antepartum care is billed separately — 59425 for four to six visits, 59426 for seven or more, and E/M codes for one to three — with delivery-only and postpartum-only codes for the rest. Tracking visit counts from the first appointment prevents guesswork later.

Outside the package

  • Ultrasounds (76801–76817) are billed separately, by trimester, detail, number of gestations and approach (transabdominal or transvaginal 76817).
  • Laboratory tests and screening are billed separately by whoever performs them.
  • Problems unrelated to the pregnancy, and complications that require extra visits, can be billed with E/M codes when documented.
  • Delivery-related procedures such as external cephalic version or postpartum tubal ligation are billed separately where the codes allow.

Gynecology: preventive visits, procedures and devices

Commercial plans cover well-woman visits under preventive codes (99384–99397) without cost-sharing in most cases, while Medicare covers a screening pelvic and breast exam (G0101) and Pap specimen collection (Q0091) on its own schedule. Office procedures — endometrial biopsy (58100), colposcopy (57452–57461), hysteroscopy (58555–58565) — have short global periods. Contraceptive implants and IUDs are billed as the insertion procedure plus the device by HCPCS code, and gynecologic surgery follows standard surgical global rules.

OB/GYN questions

OB/GYN Billing FAQs

When is the global obstetric package billed?

The global obstetric codes (for example 59400 for vaginal delivery or 59510 for cesarean) are normally billed once, after delivery, with the delivery date as the date of service. They cover routine prenatal visits, the delivery and routine postpartum care. Some payers, especially Medicaid managed care plans, require notification at the first prenatal visit, so the package is set up at intake.

How is obstetric care billed when a patient changes practice or insurance?

The global package cannot be used when one practice does not provide all care under one plan. Antepartum care is billed separately — 59425 for four to six visits, 59426 for seven or more, and E/M codes for one to three — and delivery and postpartum care are billed with the delivery-only and postpartum-only codes. Counting visits from the first appointment makes this straightforward.

Which obstetric services are billed outside the global package?

Ultrasounds (76801–76817), laboratory tests, treatment of problems unrelated to the pregnancy, and additional visits for complications are billed separately when documented. Some procedures related to delivery, such as external cephalic version or a postpartum tubal ligation, also have their own codes. Routine prenatal visits are not billed separately when the global code is used.

How are well-woman visits billed to Medicare and commercial plans?

Most commercial plans cover an annual well-woman visit under the preventive codes (99384–99397) without cost-sharing. Medicare instead covers a screening pelvic and breast examination (G0101) and Pap specimen collection (Q0091) on its own schedule — generally every 24 months, or every 12 months for patients at high risk.

OB/GYN review

See Which Obstetric Services Go Unbilled

We review a sample of maternity and gynecology claims for package setup, split care and outside-package services.

Direct line: +1 (737) 332-2245

Request an OB/GYN Billing Review

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