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CPT 61000: Initial Dural Puncture Through Fontanelle or Coronal Suture

CPT code 61000 represents an initial dural puncture through the infant skull—via the fontanelle or coronal suture—to evacuate blood or cerebrospinal fluid and alleviate intracranial pressure. This acute neurosurgical procedure is clinically significant because timely drainage can be lifesaving in neonates and young infants with intracranial hemorrhage or obstructive hydrocephalus. Nationally, the code maps to high-acuity inpatient care and informs hospital procedural reporting, resource allocation, and payer coverage decisions for pediatric neurosurgery.

Key payers covered in this analysis include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find a concise review of the procedure's clinical context, typical sites of service, and the administrative considerations associated with reporting CPT code 61000. The publication also outlines common modifiers used with surgical procedures in billing workflows and highlights areas where additional coding detail or documentation is commonly required. The material is designed to support coding professionals, hospital billing teams, and policy analysts who need a clear, practical reference for how this code is used in national billing and clinical documentation practices.

Data not available in the input for associated taxonomies, ICD-10 diagnoses, related codes, and payer-specific reimbursement benchmarks.

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Billing Code Overview

CPT code 61000 describes an initial puncture of the dura performed through an infant's fontanelle or the coronal suture of the skull to remove accumulated blood or cerebrospinal fluid and relieve intracranial pressure. This procedure is an urgent neurosurgical intervention most commonly performed on neonates and young infants to treat conditions such as subdural or epidural hematoma, hydrocephalus-related pressure, or other causes of raised intracranial pressure.

Service type: Neurosurgical procedural intervention (initial dural puncture/drainage) for infants

Typical site of service: Inpatient hospital operating room or neonatal intensive care unit (NICU)

Data not available in the input for associated taxonomies, ICD-10 diagnoses, and related codes.

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CPT 61000: Initial Dural Puncture Through Fontanelle or Coronal Suture

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Billing Code Overview

Service type: Neurosurgical procedural intervention (initial dural puncture/drainage) for infants

Typical site of service: Inpatient hospital operating room or neonatal intensive care unit (NICU)

Data not available in the input for associated taxonomies, ICD-10 diagnoses, and related codes.

Clinical & Coding Specifications

Clinical Context

An infant (neonate or young infant) presents to the neonatal intensive care unit or pediatric emergency department with signs of increased intracranial pressure after birth trauma, complicated delivery, or intraventricular/cephalhematoma hemorrhage. Typical presentation includes bulging fontanelle, apnea or bradycardia episodes, poor feeding, altered level of consciousness, or progressive head enlargement. Cranial ultrasound or CT confirms a symptomatic subdural or intraventricular fluid collection producing mass effect. The clinical workflow includes urgent neurosurgical evaluation, informed consent from the parents, sterile preparation at bedside or in the operating room, local or general anesthesia per age and condition, and performance of an initial dural puncture through the anterior fontanelle or cranial suture to evacuate blood or cerebrospinal fluid and relieve pressure. Postprocedure monitoring in the NICU follows, with neurologic checks, repeat imaging as indicated, and documentation of the indication, findings, technique, and immediate outcome for the medical record and billing. For billing, report 61000 for the initial puncture; additional procedures (e.g., catheter placement, drainage, or repeated taps) are reported with their appropriate codes if performed.

Coding Specifications

Modifier	Description	When to Use
`00`	Default — no modifier	Use when no other modifier applies to the service.
`52`	Reduced services	Use when the procedure is partially reduced or not completed as originally intended (e.g., aborted attempt with limited dural puncture).
`53`	Discontinued procedure	Use when the procedure is started but terminated due to extenuating circumstances (e.g., hemodynamic instability).
`22`	Increased procedural services	Use when substantially greater work is required than typically associated with `61000` (e.g., complex anatomy, significant adhesions).
`23`	Unusual anesthesia — not for pain management	Use when general anesthesia is medically necessary for an otherwise minor procedure in infants.
`26`	Professional component	Use when reporting only the physician professional component separate from technical facility resources (rare for bedside tap).
`51`	Multiple procedures	Use when `61000` is one of multiple distinct procedures performed during the same operative session.
`62`	Two surgeons	Use when two surgeons of different specialties perform distinct portions of the procedure concurrently.
`78`	Return to operating room for related procedure during postoperative period	Use if a return to the OR is required for a complication related to the initial `61000`.
`79`	Unrelated procedure during postoperative period	Use when an unrelated procedure is performed during the global period (note: `79` is not in provided list; do not use)

Taxonomy Code	Specialty	Notes
2080P0200X	Pediatric Neurosurgery	Specialists who commonly perform neonatal cranial procedures.
207LH0002X	Pediatric Surgery	Pediatric surgeons who may perform emergency neonatal cranial decompression in some centers.
2084P0207X	Neonatal-Perinatal Medicine	Neonatologists coordinate care, perform bedside procedures in select NICUs and manage postprocedure care.
207K00000X	General Surgery	General surgeons in settings without pediatric subspecialists may be involved.
2084N0400X	Pediatric Neurology	Provides pre- and postprocedure neurologic assessment and follow-up.

Related Diagnoses

ICD-10 Code	Description	Clinical Relevance
`P10.0`	Fetal hemorrhage affecting newborn	Intracranial bleeding in the neonate may necessitate decompressive puncture through the fontanelle.
`P10.1`	Intracranial hemorrhage due to birth injury	Birth-trauma related hemorrhage causing increased intracranial pressure treated with `61000`.
`P52.0`	Subependymal (germinal matrix) hemorrhage, grade I	Common in premature infants; progression may require ventricular or fontanelle drainage.
`P52.1`	Intraventricular hemorrhage, grade II	Higher-grade hemorrhage with mass effect can be an indication for dural puncture or drainage.
`P10.9`	Intracranial hemorrhage of fetus and newborn, unspecified	Used when specific subtype is not yet determined but intervention is required.

Related CPT Codes

CPT Code	Description	Relationship to This Procedure
`61020`	Drainage of subdural or epidural abscess or hematoma, burr hole(s) with or without placement of drainage system	Performed when formal burr hole surgery and catheter drainage are required after initial fontanelle puncture or when ongoing drainage is needed.
`61616`	Ventricular puncture for removal of cerebrospinal fluid, percutaneous	May be used for ventricular taps or sampling when ventricular access rather than fontanelle puncture is required.
`62270`	Spinal puncture, diagnostic or therapeutic (lumbar)	Different anatomic site for CSF sampling or therapeutic drainage when intracranial puncture is not indicated.
`99152`	Anesthesia services for procedures on neonates (example — use appropriate pediatric anesthesia codes)	Anesthesia codes used to report sedation or general anesthesia provided for the procedure.
`36556`	Insertion of non-tunneled centrally inserted central venous catheter, infant, less than 5 kg	May be performed in same hospitalization for critical care access; included due to common concurrent neonatal procedures.

CPT 61001: Subsequent Dural Puncture/Drainage via Fontanelle or Coronal Suture

CPT-61020-VENTRICULAR-CSF-ASPIRATION-WITHOUT-INJECTION

CPT 61020: Ventricular CSF Aspiration Without Injection

CPT-61026-VENTRICULAR-NEEDLE-ACCESS-DIAGNOSTIC-THERAPEUTIC

CPT 61026: Ventricular Needle Access for Diagnostic or Therapeutic CSF Procedures

CPT-61050-CISTERNAL-OR-LATERAL-CERVICAL-PUNCTURE-CSF-ACCESS

CPT 61050: Cisternal or Lateral Cervical Puncture for CSF Access

CPT-61055-OCCIPITOATLANTAL-ATLANTOAXIAL-JOINT-INJECTION

CPT 61055: Occipitoatlantal / Atlantoaxial Joint Injection

CPT-61070-SHUNT-TAP-CSF-ACCESS-AND-PRESSURE-ASSESSMENT

CPT 61070: Shunt Tap for CSF Access and Pressure Assessment

References

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.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.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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Trek Health ingests and normalizes Transparency in Coverage data and payer policy updates to give provider organizations a clear view of how commercial reimbursement behaves across markets, payers, and services. Our platform transforms raw payer disclosures into structured intelligence that supports contract evaluation, payer negotiations, and service line strategy. By combining market benchmarks with ongoing policy visibility, Trek helps teams identify variability, risk, and opportunity in commercial reimbursement. The result is faster insight, stronger negotiating positions, and more informed financial decisions.

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Clinical & Coding Specifications

Clinical Context

Coding Specifications

Modifier	Description	When to Use
`00`	Default — no modifier	Use when no other modifier applies to the service.
`52`	Reduced services	Use when the procedure is partially reduced or not completed as originally intended (e.g., aborted attempt with limited dural puncture).
`53`	Discontinued procedure	Use when the procedure is started but terminated due to extenuating circumstances (e.g., hemodynamic instability).
`22`	Increased procedural services	Use when substantially greater work is required than typically associated with `61000` (e.g., complex anatomy, significant adhesions).
`23`	Unusual anesthesia — not for pain management	Use when general anesthesia is medically necessary for an otherwise minor procedure in infants.
`26`	Professional component	Use when reporting only the physician professional component separate from technical facility resources (rare for bedside tap).
`51`	Multiple procedures	Use when `61000` is one of multiple distinct procedures performed during the same operative session.
`62`	Two surgeons	Use when two surgeons of different specialties perform distinct portions of the procedure concurrently.
`78`	Return to operating room for related procedure during postoperative period	Use if a return to the OR is required for a complication related to the initial `61000`.
`79`	Unrelated procedure during postoperative period	Use when an unrelated procedure is performed during the global period (note: `79` is not in provided list; do not use)

Taxonomy Code	Specialty	Notes
2080P0200X	Pediatric Neurosurgery	Specialists who commonly perform neonatal cranial procedures.
207LH0002X	Pediatric Surgery	Pediatric surgeons who may perform emergency neonatal cranial decompression in some centers.
2084P0207X	Neonatal-Perinatal Medicine	Neonatologists coordinate care, perform bedside procedures in select NICUs and manage postprocedure care.
207K00000X	General Surgery	General surgeons in settings without pediatric subspecialists may be involved.
2084N0400X	Pediatric Neurology	Provides pre- and postprocedure neurologic assessment and follow-up.

Related Diagnoses

ICD-10 Code	Description	Clinical Relevance
`P10.0`	Fetal hemorrhage affecting newborn	Intracranial bleeding in the neonate may necessitate decompressive puncture through the fontanelle.
`P10.1`	Intracranial hemorrhage due to birth injury	Birth-trauma related hemorrhage causing increased intracranial pressure treated with `61000`.
`P52.0`	Subependymal (germinal matrix) hemorrhage, grade I	Common in premature infants; progression may require ventricular or fontanelle drainage.
`P52.1`	Intraventricular hemorrhage, grade II	Higher-grade hemorrhage with mass effect can be an indication for dural puncture or drainage.
`P10.9`	Intracranial hemorrhage of fetus and newborn, unspecified	Used when specific subtype is not yet determined but intervention is required.

Related CPT Codes

CPT Code	Description	Relationship to This Procedure
`61020`	Drainage of subdural or epidural abscess or hematoma, burr hole(s) with or without placement of drainage system	Performed when formal burr hole surgery and catheter drainage are required after initial fontanelle puncture or when ongoing drainage is needed.
`61616`	Ventricular puncture for removal of cerebrospinal fluid, percutaneous	May be used for ventricular taps or sampling when ventricular access rather than fontanelle puncture is required.
`62270`	Spinal puncture, diagnostic or therapeutic (lumbar)	Different anatomic site for CSF sampling or therapeutic drainage when intracranial puncture is not indicated.
`99152`	Anesthesia services for procedures on neonates (example — use appropriate pediatric anesthesia codes)	Anesthesia codes used to report sedation or general anesthesia provided for the procedure.
`36556`	Insertion of non-tunneled centrally inserted central venous catheter, infant, less than 5 kg	May be performed in same hospitalization for critical care access; included due to common concurrent neonatal procedures.

CPT 61001: Subsequent Dural Puncture/Drainage via Fontanelle or Coronal Suture

CPT-61020-VENTRICULAR-CSF-ASPIRATION-WITHOUT-INJECTION

CPT 61020: Ventricular CSF Aspiration Without Injection

CPT-61026-VENTRICULAR-NEEDLE-ACCESS-DIAGNOSTIC-THERAPEUTIC

CPT 61026: Ventricular Needle Access for Diagnostic or Therapeutic CSF Procedures

CPT-61050-CISTERNAL-OR-LATERAL-CERVICAL-PUNCTURE-CSF-ACCESS

CPT 61050: Cisternal or Lateral Cervical Puncture for CSF Access

CPT-61055-OCCIPITOATLANTAL-ATLANTOAXIAL-JOINT-INJECTION

CPT 61055: Occipitoatlantal / Atlantoaxial Joint Injection

CPT-61070-SHUNT-TAP-CSF-ACCESS-AND-PRESSURE-ASSESSMENT

CPT 61070: Shunt Tap for CSF Access and Pressure Assessment

References

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.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.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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CPT 61000: Initial Dural Puncture Through Fontanelle or Coronal Suture

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Billing Code Overview

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CPT 61000: Initial Dural Puncture Through Fontanelle or Coronal Suture

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Billing Code Overview

Clinical & Coding Specifications

Clinical Context

Coding Specifications

Related Diagnoses

Related CPT Codes

Related Codes

References

Clinical & Coding Specifications

Clinical Context

Coding Specifications

Related Diagnoses

Related CPT Codes

Related Codes

References