For SA obstetricians, gynaecologists, and their practice managers, the challenge is that maternity claims look straightforward until they are not. A routine antenatal journey can become an emergency caesarean section. A standard maternity benefit can become a PMB-related claim. A patient who expected full medical aid cover may discover a substantial shortfall.
This article covers the 7 critical dimensions of compliant, efficient maternity billing.
1. PMB Maternity Entitlements — What the Scheme Must Pay
Under the Medical Schemes Act 131 of 1998, pregnancy and childbirth are Prescribed Minimum Benefits. All registered schemes — regardless of the member's benefit option — must fund the diagnosis, treatment, and care of maternity from the risk pool, not from savings.
| Situation | Scheme Liability | Patient Liability |
|---|---|---|
| Member uses a Designated Service Provider (DSP) | Full cost at invoice — no co-payment | None (PMB at DSP) |
| Member uses non-DSP specialist | Scheme rate only (e.g., 100–200% NHRPL) | Difference between specialist's fee and scheme rate — if disclosed and consented to in writing |
| Complicated obstetric presentation (PMB condition) | Must fund in full from risk pool | Nothing — unless non-DSP and consented shortfall |
| Routine antenatal care (maternity benefit) | Funded per member's benefit option and plan limits | Above-tariff shortfall if applicable |
Key principle: PMB legislation guarantees the provision of care. It does not underwrite premium billing rates for non-network specialists. The shortfall from billing above scheme tariff is a patient liability — but only where you have documented informed financial consent.
2. ICD-10 Coding Sequences — Getting It Right
South African coding standards require the diagnosis to reflect the clinical reason for the encounter. Obstetric conditions are coded from the O-code range (O00–O99, Chapter XV). Three elements are required on every delivery claim: (a) the reason for the encounter or complication, (b) the method of delivery, and (c) the outcome of delivery.
Normal (Uncomplicated) Delivery
Elective Caesarean Section
Emergency Caesarean Section
Common Complication Codes
| Condition | ICD-10 Code | PMB Status Note |
|---|---|---|
| Gestational hypertension | O13 | Often PMB-qualifying |
| Pre-eclampsia (mild / severe) | O14.0 / O14.1 | PMB — code to highest specificity |
| Gestational diabetes | O24.4 | Use O-code, not generic E-code |
| Premature rupture of membranes | O42 | Verify gestation and timing |
| Placenta praevia | O44 | Include haemorrhage status |
| Preterm labour and delivery | O60 | Include Z37 outcome |
| Obstructed labour | O65 | PDX — drives the C-section indication |
| Postpartum haemorrhage | O72 | Specify timing (immediate/delayed) |
| Puerperal sepsis | O85 | Justifies extended hospital stay |
3. Global Fee vs Itemised Billing
| Scheme | Model | Key Rule |
|---|---|---|
| Discovery Health | Global obstetric fee for Premier Plus network specialists. Itemised for out-of-network or complications. | Requires maternity programme registration + pre-authorisation. Elective C-sections may carry no benefit on Essential Smart Saver / Active Smart plans. |
| GEMS | Global obstetric fee (vaginal and C-section). Covers labour onset to postpartum visit. | Registration in maternity programme required, ideally at 12–20 weeks. Late registration = reduced benefits or rejection. |
| Bonitas | Natural birth at network rate; elective C-section restricted to emergency-approved cases only. | Must register on Bonitas Maternity Programme. Elective C-sections without clinical indication may be rejected or capped at vaginal delivery tariff. |
Governance principle: The charging model must match the documentation model. If using a global fee, clearly define what is included and excluded in writing before treatment. Never assume one scheme's rules apply to another.
Gap Cover Communication — HPCSA Booklet 19 Obligations
HPCSA Booklet 19 requires transparent, documented fee disclosure before treatment. For maternity care, this obligation is acute because the gap between specialist fees and scheme tariffs can be substantial.
At first antenatal booking, provide the patient with a written estimate covering:
- The expected delivery fee and whether the practice charges medical aid rates or private rates
- The scheme's likely payment at the patient's benefit level
- The estimated out-of-pocket shortfall
- Whether assistant, anaesthetist, paediatrician, and hospital costs are billed separately
- What changes if the delivery becomes an emergency or clinically complicated
- Gap cover is a third-party product — the practice cannot guarantee or process it for the patient
Obtain a signed financial consent form. Revisit it if complications arise that materially alter the cost profile (e.g., conversion from vaginal to emergency C-section). Passive verbal notification is legally insufficient.
5. PMB Misclassification in Gynaecological Surgery
Gynaecological procedures are frequently miscoded as non-PMB, directing payment to the patient's depleted savings account rather than the scheme's risk pool. Ask three questions before billing:
- What was the diagnosis?
- Does it meet PMB criteria?
- Is the procedure supported by the clinical record?
| Procedure | Non-PMB Error | PMB Correct Position |
|---|---|---|
| Ectopic pregnancy (laparoscopy) | Coded as generic diagnostic laparoscopy | O00.– — life-threatening PMB emergency. Primary diagnosis must reflect ectopic pathology. |
| Hysteroscopy for abnormal uterine bleeding | Billed as elective — no PMB trigger | Severe bleeding causing physiological compromise (anaemia) qualifies. Include severity codes to support risk-benefit funding. |
| LLETZ / cone biopsy (CIN II or III) | Coded as "cervical dysplasia" (N87) | CIN II/III with neoplastic character → D06 (carcinoma in situ of cervix) — PMB oncology framework applies. |
| Laparoscopic cystectomy | Billed as elective benign surgery (N83.2) | PMB applies if cyst is causing a recognised PMB complication. The diagnosis code drives the PMB determination — not the procedure code. |
6. Pre-Authorisation Friction Points
Pre-authorisation is not a clerical afterthought — it is part of the revenue control process. Ensure these four records align before submission:
Clinical note → Pre-auth request → ICD-10 sequence → Final invoice
Where these records conflict, the scheme has a simple reason to delay, reduce, or reject payment.
| Friction Point | Prevention |
|---|---|
| Elective C-section without documented clinical indication | Submit ICD-10 reflecting medical necessity (e.g., O33.9 for disproportion, O32.1 for breech) — not just O82.0 alone |
| Late or absent maternity programme registration | Register GEMS and Bonitas patients at first antenatal visit (weeks 12–20). Non-negotiable. |
| Hospital stay beyond authorised nights (2 for NVD; 3 for C-section) | Motivate extensions with complication ICD-10 codes (O85 sepsis, O90.0 wound dehiscence) |
| ICD-10 on auth request differs from final billed code | Update authorisation immediately if clinical pathway changes (e.g., planned NVD → emergency C-section) |
| Non-DSP facility delivery | Verify patient's network status at first antenatal visit — co-payments may be significant |
7. Maternity Claim Pre-Submission Audit Checklist
Patient & Benefit
- Active membership and correct benefit option confirmed
- Maternity programme registration verified and documented
- DSP / network rules confirmed — non-DSP usage flagged to patient
- Waiting periods or exclusions checked
Clinical Documentation
- Gestational age, parity, and obstetric history recorded
- Clear clinical indication for admission and intervention
- Supporting evidence: scan, CTG, pathology, or ultrasound results on file
- Delivery outcome documented (for Z37 code)
ICD-10 Coding
- Primary diagnosis is obstetric (O00–O99 range) and reflects the main clinical reason
- Correct elective (O82.0) or emergency (O82.1) C-section code applied
- Z37.– outcome code included on every delivery claim (mandatory)
- O80 not paired with any complication code
- ICD-10 on claim matches the pre-authorisation motivation exactly
Billing Model
- Correct model applied: global obstetric fee OR itemised (per scheme rules)
- No duplication of items already included in global package
- Emergency or assistant modifiers applied where clinically supported
Financial Consent (HPCSA Booklet 19)
- Written estimate provided to patient before first antenatal consultation
- Private rate and likely scheme payment clearly disclosed
- Shortfall amount discussed and signed consent obtained
- Gap cover role and limitations explained (gap cover is the patient's separate arrangement)
Post-Payment Review
- Remittance advice reconciled against invoice
- Short-payments identified and classified (scheme tariff vs PMB underpayment vs patient liability)
- Rejections followed up within 48 hours
- Coding trends monitored monthly (by scheme and by ICD-10 category)
For OB/GYN specialists, the clinical record is not only a medico-legal document — it is the foundation of revenue integrity. The strongest claims are those where the clinical notes, ICD-10 codes, authorisation request, tariff structure, and patient consent all speak the same language.
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