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CPT 24505: Closed Treatment of Humeral Shaft Fracture

CPT code 24505 covers the closed treatment (manipulation and possible traction) of fractures of the humeral shaft. This intervention is a core orthopedic procedure for restoring alignment of the upper-arm bone without open surgery. Nationally, the code is relevant for emergency, inpatient, and ambulatory orthopedic care pathways and affects facility and professional billing for fracture management.

Key payers addressed in this analysis include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find an overview of clinical context for closed humeral shaft reduction, coding and billing considerations tied to site of service, and common modifiers used with fracture treatment claims. The publication summarizes benchmarks and payment policy themes relevant to payers and providers, and explains where data was available or is absent.

The analysis helps revenue cycle teams, orthopedic clinicians, and policy staff understand how CPT code 24505 fits into acute fracture care, typical care settings, and payer coverage patterns. Data not available in the input is noted where appropriate.

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Billing Code Overview

CPT code 24505 describes closed treatment of a humeral shaft fracture. The procedure involves manual manipulation (reduction) of the fractured humeral shaft without making an open incision; a traction device may be used to apply additional force to restore alignment.

Service type: fracture reduction / closed manipulation of upper arm (humeral) shaft

Typical site of service: emergency department, hospital inpatient, or ambulatory surgical/orthopedic procedure area, depending on clinical stability and need for imaging, traction, or sedation.

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CPT 24505: Closed Treatment of Humeral Shaft Fracture

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Get alerted when payer policies referencing 24505 are released or updated.

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Billing Code Overview

Service type: fracture reduction / closed manipulation of upper arm (humeral) shaft

Typical site of service: emergency department, hospital inpatient, or ambulatory surgical/orthopedic procedure area, depending on clinical stability and need for imaging, traction, or sedation.

Clinical & Coding Specifications

Clinical Context

A 42-year-old male presents to the emergency department after a fall from a ladder with acute pain, deformity, and swelling of the mid‑upper arm. Plain radiographs confirm a displaced closed transverse fracture of the humeral shaft. The orthopedic surgeon elects to perform a closed reduction without open incision, using manual manipulation and an adjunct traction device under procedural sedation in the operating room or procedural suite. The clinical workflow includes pre‑procedure consent and imaging review, procedural sedation or regional block, fluoroscopic guidance for reduction confirmation, application of temporary immobilization (sling or coaptation splint), post‑reduction radiographs to document alignment, monitoring in recovery, and discharge with follow‑up arranged for repeat imaging and potential operative fixation if alignment is not maintained.

Coding Specifications

Modifier	Description	When to Use
`22`	Increased procedural services	Use when work or difficulty substantially exceeds typical for closed treatment due to severe displacement, patient body habitus, or prolonged manipulation time.
`23`	Unusual anesthesia	Use if general anesthesia was required for reasons unrelated to the procedure but documented as medically necessary for this closed reduction.
`26`	Professional component	Use when billing only the physician’s interpretive or professional portion of a service (e.g., physician interpretation of imaging billed separately).
`50`	Bilateral procedure	Use if bilateral humeral shaft closed reductions are performed and payer requires modifier for bilateral services.
`51`	Multiple procedures	Use when other distinct procedures are performed during the same encounter and payer requires identification of multiple procedure billing.
`52`	Reduced services	Use if the procedure was partially reduced or not completed as planned and documentation supports reduced service.
`53`	Discontinued procedure	Use if the closed reduction was started but terminated due to patient instability or other documented reason.
`59`	Distinct procedural service	Use to indicate a separate and distinct procedure in the same session (e.g., closed reduction plus unrelated incision and drainage elsewhere) when not appropriately described by another modifier.
`62`	Two surgeons	Use when two surgeons of distinct specialties are documented as performing portions of the procedure together.
`76`	Repeat procedure by same physician (note: `73`/`74` also listed)	Use `76` when the same physician repeats the procedure later the same day; use `73` or `74` for discontinued/repeated by different criteria as appropriate.
`73`	Discontinued outpatient hospital/ambulatory surgery procedure prior to anesthesia	Use if the procedure was discontinued before anesthesia or the main procedure began.
`78`	Unplanned return to the operating/procedure room following initial procedure for a related procedure during the postoperative period	Use if patient returns to OR for additional closed manipulation related to the original humeral shaft treatment.
`80`	Assistant surgeon	Use when an assistant surgeon performs part of the procedure and documentation supports assistant involvement.
`LT`	Left side	Use to identify services performed on the left humerus.

Taxonomy Code	Specialty	Notes
207X00000X	Orthopaedic Surgery	Primary specialty performing closed reductions of humeral shaft fractures.
208000000X	Emergency Medicine	Initial assessment, sedation coordination, and potential reduction in the ED setting.
208100000X	Family Medicine	May perform closed reductions in rural or urgent care settings when competent and credentialed.
261QM0800X	Physical Medicine & Rehabilitation	Involved in post‑reduction functional management and nonoperative care planning.

Related Diagnoses

ICD-10 Code	Description	Clinical Relevance
`S42.301A`	Displaced fracture of shaft of humerus, right arm, initial encounter for closed fracture	Common primary diagnosis for closed reduction of a humeral shaft fracture on the right side.
`S42.302A`	Displaced fracture of shaft of humerus, left arm, initial encounter for closed fracture	Common primary diagnosis for closed reduction of a humeral shaft fracture on the left side.
`S42.300A`	Fracture of shaft of humerus, unspecified arm, initial encounter for closed fracture	Used when laterality is not specified in documentation.
`S42.201A`	Nondisplaced fracture of shaft of humerus, right arm, initial encounter for closed fracture	Nondisplaced fractures may still require closed treatment without manipulation or with minimal manipulation.
`S42.202A`	Nondisplaced fracture of shaft of humerus, left arm, initial encounter for closed fracture	As above for left arm.

Related CPT Codes

CPT Code	Description	Relationship to This Procedure
`20690`	Closed treatment of distal humeral fracture; without manipulation	Sometimes used for distal humerus fractures; contrasts with `24505` which is specific to humeral shaft reductions.
`24500`	Closed treatment of humeral shaft fracture; without manipulation	Used for simple immobilization techniques; `24505` applies when manipulation/traction is performed to restore alignment.
`24515`	Open treatment of humeral shaft fracture, with internal fixation	Performed if closed reduction fails or alignment cannot be maintained, representing the operative escalation from `24505`.
`73030`	Radiologic examination, humerus; complete, minimum of 2 views	Pre‑ and post‑reduction radiographs commonly billed to document fracture and reduction quality.
`99152`	Moderate sedation service provided by the same physician performing a diagnostic or therapeutic service (initial 15 minutes)	Used when the physician documents and bills for moderate sedation provided by the same clinician during closed reduction.

CPT 24500: Nonoperative Treatment of Humeral Shaft Fracture

CPT-24515-OPEN-FIXATION-HUMERAL-SHAFT-FRACTURE

CPT 24515: Open Fixation of Humeral Shaft Fracture

CPT-24516-HUMERAL-SHAFT-INTERNAL-FIXATION-INTRAMEDULLARY-ROD

CPT 24516: Humeral Shaft Internal Fixation with Intramedullary Rod

CPT-24530-CLOSED-TREATMENT-HUMERUS-CONDYLAR-FRACTURE

CPT 24530: Closed Treatment of Humerus Fracture Through or Above Condyle

CPT-24535-HUMERUS-CONDYLAR-FRACTURE-CLOSED-REDUCTION

CPT 24535: Closed Treatment of Humerus Condylar Fracture (Without Open Incision)

CPT-24538-HUMERUS-SUPRACONDYLAR-PERCUTANEOUS-FIXATION

CPT 24538: Percutaneous Fixation of Humeral Supracondylar Fracture

CPT-24545-HUMERUS-CONDYLAR-FRACTURE-OPEN-REDUCTION-INTERNAL-FIXATION

CPT 24545: Open Repair of Humerus Condylar Fracture

CPT-24546-OPEN-REDUCTION-INTERNAL-FIXATION-HUMERUS-CONDYLAR-FRACTURE

CPT 24546: Open Repair of Humerus Fracture Through or Above Condyle

CPT-24560-CLOSED-TREATMENT-EPICONDYLE-HUMERUS-FRACTURE

CPT 24560: Closed Treatment of Epicondyle Fracture of Humerus

CPT-24565-CLOSED-MANIPULATION-EPICONDYLE-FRACTURE-HUMERUS

CPT 24565: Closed Manipulation of Humeral Epicondyle Fracture

Showing 1–10 of 31

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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Clinical & Coding Specifications

Clinical Context

Coding Specifications

Modifier	Description	When to Use
`22`	Increased procedural services	Use when work or difficulty substantially exceeds typical for closed treatment due to severe displacement, patient body habitus, or prolonged manipulation time.
`23`	Unusual anesthesia	Use if general anesthesia was required for reasons unrelated to the procedure but documented as medically necessary for this closed reduction.
`26`	Professional component	Use when billing only the physician’s interpretive or professional portion of a service (e.g., physician interpretation of imaging billed separately).
`50`	Bilateral procedure	Use if bilateral humeral shaft closed reductions are performed and payer requires modifier for bilateral services.
`51`	Multiple procedures	Use when other distinct procedures are performed during the same encounter and payer requires identification of multiple procedure billing.
`52`	Reduced services	Use if the procedure was partially reduced or not completed as planned and documentation supports reduced service.
`53`	Discontinued procedure	Use if the closed reduction was started but terminated due to patient instability or other documented reason.
`59`	Distinct procedural service	Use to indicate a separate and distinct procedure in the same session (e.g., closed reduction plus unrelated incision and drainage elsewhere) when not appropriately described by another modifier.
`62`	Two surgeons	Use when two surgeons of distinct specialties are documented as performing portions of the procedure together.
`76`	Repeat procedure by same physician (note: `73`/`74` also listed)	Use `76` when the same physician repeats the procedure later the same day; use `73` or `74` for discontinued/repeated by different criteria as appropriate.
`73`	Discontinued outpatient hospital/ambulatory surgery procedure prior to anesthesia	Use if the procedure was discontinued before anesthesia or the main procedure began.
`78`	Unplanned return to the operating/procedure room following initial procedure for a related procedure during the postoperative period	Use if patient returns to OR for additional closed manipulation related to the original humeral shaft treatment.
`80`	Assistant surgeon	Use when an assistant surgeon performs part of the procedure and documentation supports assistant involvement.
`LT`	Left side	Use to identify services performed on the left humerus.

Taxonomy Code	Specialty	Notes
207X00000X	Orthopaedic Surgery	Primary specialty performing closed reductions of humeral shaft fractures.
208000000X	Emergency Medicine	Initial assessment, sedation coordination, and potential reduction in the ED setting.
208100000X	Family Medicine	May perform closed reductions in rural or urgent care settings when competent and credentialed.
261QM0800X	Physical Medicine & Rehabilitation	Involved in post‑reduction functional management and nonoperative care planning.

Related Diagnoses

ICD-10 Code	Description	Clinical Relevance
`S42.301A`	Displaced fracture of shaft of humerus, right arm, initial encounter for closed fracture	Common primary diagnosis for closed reduction of a humeral shaft fracture on the right side.
`S42.302A`	Displaced fracture of shaft of humerus, left arm, initial encounter for closed fracture	Common primary diagnosis for closed reduction of a humeral shaft fracture on the left side.
`S42.300A`	Fracture of shaft of humerus, unspecified arm, initial encounter for closed fracture	Used when laterality is not specified in documentation.
`S42.201A`	Nondisplaced fracture of shaft of humerus, right arm, initial encounter for closed fracture	Nondisplaced fractures may still require closed treatment without manipulation or with minimal manipulation.
`S42.202A`	Nondisplaced fracture of shaft of humerus, left arm, initial encounter for closed fracture	As above for left arm.

Related CPT Codes

CPT Code	Description	Relationship to This Procedure
`20690`	Closed treatment of distal humeral fracture; without manipulation	Sometimes used for distal humerus fractures; contrasts with `24505` which is specific to humeral shaft reductions.
`24500`	Closed treatment of humeral shaft fracture; without manipulation	Used for simple immobilization techniques; `24505` applies when manipulation/traction is performed to restore alignment.
`24515`	Open treatment of humeral shaft fracture, with internal fixation	Performed if closed reduction fails or alignment cannot be maintained, representing the operative escalation from `24505`.
`73030`	Radiologic examination, humerus; complete, minimum of 2 views	Pre‑ and post‑reduction radiographs commonly billed to document fracture and reduction quality.
`99152`	Moderate sedation service provided by the same physician performing a diagnostic or therapeutic service (initial 15 minutes)	Used when the physician documents and bills for moderate sedation provided by the same clinician during closed reduction.

CPT 24500: Nonoperative Treatment of Humeral Shaft Fracture

CPT-24515-OPEN-FIXATION-HUMERAL-SHAFT-FRACTURE

CPT 24515: Open Fixation of Humeral Shaft Fracture

CPT-24516-HUMERAL-SHAFT-INTERNAL-FIXATION-INTRAMEDULLARY-ROD

CPT 24516: Humeral Shaft Internal Fixation with Intramedullary Rod

CPT-24530-CLOSED-TREATMENT-HUMERUS-CONDYLAR-FRACTURE

CPT 24530: Closed Treatment of Humerus Fracture Through or Above Condyle

CPT-24535-HUMERUS-CONDYLAR-FRACTURE-CLOSED-REDUCTION

CPT 24535: Closed Treatment of Humerus Condylar Fracture (Without Open Incision)

CPT-24538-HUMERUS-SUPRACONDYLAR-PERCUTANEOUS-FIXATION

CPT 24538: Percutaneous Fixation of Humeral Supracondylar Fracture

CPT-24545-HUMERUS-CONDYLAR-FRACTURE-OPEN-REDUCTION-INTERNAL-FIXATION

CPT 24545: Open Repair of Humerus Condylar Fracture

CPT-24546-OPEN-REDUCTION-INTERNAL-FIXATION-HUMERUS-CONDYLAR-FRACTURE

CPT 24546: Open Repair of Humerus Fracture Through or Above Condyle

CPT-24560-CLOSED-TREATMENT-EPICONDYLE-HUMERUS-FRACTURE

CPT 24560: Closed Treatment of Epicondyle Fracture of Humerus

CPT-24565-CLOSED-MANIPULATION-EPICONDYLE-FRACTURE-HUMERUS

CPT 24565: Closed Manipulation of Humeral Epicondyle Fracture

Showing 1–10 of 31

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 24505: Closed Treatment of Humeral Shaft Fracture

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Billing Code Overview

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CPT 24505: Closed Treatment of Humeral Shaft Fracture

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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