Summary & Overview

HCPCS T1033: Doula Birth Worker Services, Per Diem

HCPCS Level II code T1033 designates per diem services delivered by a doula birth worker, covering non-clinical labor support, education, and advocacy. The code is relevant nationally as payers and health systems increasingly evaluate coverage for birth support services that can affect patient experience, care coordination, and potential downstream outcomes. This summary addresses how major payers approach coverage, common billing practices, and the clinical context for doula services.

Key payers discussed include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find an overview of payer coverage patterns, typical sites of service for billing T1033, and common claims considerations. The publication outlines benchmarking elements and policy updates affecting the recognition and utilization of doula services, plus operational notes on per diem billing versus episode-based approaches.

This analysis provides a concise reference for revenue-cycle, policy, and clinical leaders seeking national context on T1033, including where the code fits in service lines, how it is commonly billed, and areas where payers have issued guidance or adopted coverage policies. Data not available in the input are noted where applicable.

AetnaBlue Cross Blue ShieldCigna HealthUnitedHealthcareMedicareT1033HCPCS Level IIdoula servicesbirth workerper diem billinglabor and deliverymaternal healthbilling policyreimbursement

Billing Code Overview

HCPCS Level II code T1033 represents services performed by a doula birth worker, billed per diem. This code covers doula-provided non-medical labor support, advocacy, and education provided to a birthing person on a per-day basis.

Service type: Doula support / Birth worker services

Typical site of service: Inpatient or outpatient labor and delivery settings, birth centers, and home births

Clinical & Coding Specifications

Clinical Context

A typical patient is a pregnant individual seeking nonmedical continuous labor support during labor and birth. The patient may be low-risk or have a history of anxiety about childbirth and has contracted or been referred to a certified doula or birth worker for per diem support. The doula provides continuous emotional support, comfort measures (positioning, breathing coaching, massage), informational support, and advocacy alongside the clinical care team during active labor and delivery, either in the hospital labor and delivery unit, a birthing center, or during a planned home birth. The workflow begins with prenatal coordination (scheduling, informed consent, review of birth preferences) followed by on-call availability. When labor begins, the doula arrives, documents time in/out, delivers nonclinical care throughout labor, and remains through immediate postpartum stabilization within the per diem coverage period. Documentation includes arrival/departure times, services rendered (comfort measures, education, family support), any safety concerns, and communication with obstetric providers (obstetrician, midwife, labor and delivery nursing staff). Billing uses T1033 for the per diem doula service, with appropriate modifier usage to indicate unusual circumstances or payer-specific requirements.

Coding Specifications

Modifier	Description	When to Use
`22`	Increased procedural services	Use when doula provided substantially greater intensity or time than typical per diem scope and payer allows modifier for additional payment review.

Taxonomy Code	Specialty	Notes
`367A00000X`	Doula	Nonclinical birth support specialist; primary provider taxonomy for `T1033` services.
`163W00000X`	Midwife	Certified nurse-midwives commonly coordinate with doulas in births at hospitals or birth centers.
`207P00000X`	Obstetrician/Gynecologist	Obstetricians provide medical management of labor where doula support is adjunct.
`163WL0200X`	Birth Center	Facility taxonomy for birth center settings where doula per diem support is commonly delivered.
`163WA0400X`	Lactation Consultant	Often collaborates with doulas for immediate postpartum support and feeding initiation.

CPT Code	Description	Relationship to This Procedure
`59400`	Routine obstetric care including antepartum care, vaginal delivery (with or without episiotomy, and/or forceps) and postpartum care	Medical delivery service performed by obstetrician or midwife; doula `T1033` provides complementary nonmedical support during episodes billed with `59400`.
`59510`	Routine obstetric care including antepartum care, cesarean delivery, and postpartum care	Cesarean deliveries where doula per diem support may include preoperative and immediate postoperative nonclinical support, documented separately with `T1033`.
`59425`	Antepartum care only; 4-6 visits	Prenatal visits billed by clinician — doula may provide prenatal education and care-coordination but does not bill CPT; coordination may occur alongside these services.
`99199`	Unlisted special service, procedure or report	Rarely used by clinicians for atypical non-reimbursable doula activities; administrative use varies by payer.
`99499`	Unlisted evaluation and management service	Not typically used by doulas; included here as commonly associated codes when atypical E/M reporting is required by a payer in care coordination.

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