Radical resection of a malignant soft tissue tumor in the shoulder region, where the tumor plus required margins measure 5 cm or greater.

Verified May 8, 2026 · 6 sources ↓

Medicare: $1,325.68
Total RVUs: 39.69
Global, days: 90
Region: Shoulder

Drawn from CMSAAPCFindacodeCgsmedicareMdclarity

Documentation requirements

What must appear in the operative or office note to support the claim.

Source · Editorial brief grounded in 6 cited references ↓

Operative note must state tumor size and total resection dimensions including margins, confirming 5 cm or greater threshold is met
Pathology report confirming malignant diagnosis (e.g., sarcoma or other malignant neoplasm) to support medical necessity
Preoperative imaging (MRI preferred) documenting tumor location, size, and relationship to surrounding neurovascular structures
Narrative description of tissue planes dissected and anatomical structures encountered or sacrificed during radical resection
If modifier 22 is appended, operative note must explicitly document why the work was substantially greater than typical for this procedure

Applicable modifiers

Modifiers commonly billed with this code.

Source · AMA CPT modifier descriptors · CMS NCCI Policy Manual

22 Increased complexity 50 Bilateral procedure 51 Multiple procedures 58 Staged or related 62 Co-surgeons 76 Repeat, same physician 77 Repeat, another physician 78 Unplanned return — related 79 Unrelated during global 80 Assistant surgeon AS PA/NP/CNS assistant LT Left side RT Right side

What this code covers

Source · Editorial summary grounded in 6 cited references ↓

CPT 23078 covers radical resection of a malignant soft tissue tumor — typically a sarcoma — from the shoulder area when the tumor and its required surgical margins total 5 cm or more. This is not a simple excision: the resection extends well beyond the tumor borders into surrounding tissue and anatomical structures suspected of involvement, reflecting the oncologic intent of achieving clear margins. The 90-day global period means all routine postoperative care through day 90 is bundled. Any E/M visit or procedure unrelated to the tumor resection during that window requires modifier 24 or 79, respectively.

Site of service matters significantly here. The HOPD and ASC facility payments differ substantially (see the Site of Service comparison table). Surgeons operating in an ASC for a case of this magnitude should confirm the facility's implant and instrumentation policies before scheduling, as cost outliers can affect case profitability and site selection decisions.

For cases where the resection complexity is substantially greater than typical — extensive neurovascular involvement, prior radiation fields, or unusually difficult dissection planes — modifier 22 is appropriate, but the operative note must explicitly quantify the additional work. Vague references to 'difficult dissection' will not survive audit.

RVU & reimbursement

Component RVUs and Medicare national rate. Actual payment varies by GPCI locality.

Source · CMS Physician Fee Schedule, RVU26A · January 2026

Work RVU	21.99
Practice expense RVU	12.68
Malpractice RVU	5.02
Total RVU	39.69
Medicare national rate	$1,325.68
Global period	90 days

Payment by site of service

Medicare pays different rates by setting. HOPD typically pays substantially more than ASC for the same procedure.

Source · CMS OPPS Addendum B·ASC HCPCS payment rates·2026

Setting	Medicare rate (national)
Office (PFS non-facility) Procedure performed in physician's office	$1,325.68
HOPD (APC 5073) Hospital outpatient department	$2,967.63
ASC (PI G2) Ambulatory surgical center (freestanding)	$1,248.36

Common denial reasons

The recurring reasons claims for CPT 23078 get rejected.

Source · Editorial brief grounded in CMS NCCI edits, AAOS coding appeals, and cited references ↓

Tumor size not documented to meet the 5 cm threshold — use 23077 if tumor plus margins are under 5 cm
Missing or delayed pathology report at time of claim submission, leaving malignant diagnosis unsupported
Modifier 22 appended without specific operative note language quantifying increased complexity or time
Routine postoperative E/M visits billed without modifier 24 during the 90-day global period
Laterality modifier (LT or RT) omitted, triggering payer edits requiring additional documentation before payment

Frequently asked questions

Source · Generated from the editorial pipeline, verified against 6 cited references ↓

01What separates 23078 from 23077?

Size threshold. CPT 23077 applies when the tumor plus required surgical margins measure less than 5 cm. CPT 23078 applies at 5 cm or greater. The measurement that controls code selection is the resection specimen including margins, not the tumor alone on imaging.

02Does 23078 require a malignant diagnosis to bill?

Yes. Radical resection codes are reserved for malignant neoplasms — most commonly sarcomas. Benign tumors of the shoulder soft tissue map to a different code family (23071–23073). A pathology report confirming malignancy is essential documentation, and payers will request it on audit.

03Can I bill a separate E/M on the same day as 23078?

Only if the E/M addresses a separate, unrelated problem. Append modifier 25 to the E/M. A preoperative assessment for the same tumor is bundled into the global and cannot be separately billed.

04How does the 90-day global period affect post-op billing?

All routine follow-up visits, wound checks, and stitch removals through day 90 are bundled. If you see the patient during the global for an unrelated condition, append modifier 24 to the E/M. If you perform an unrelated procedure during the global, append modifier 79 to that procedure code.

05When is modifier 22 justified on 23078?

When the resection required substantially greater work than typical — for example, dissection through a previously irradiated field, neurovascular encasement requiring careful preservation, or extensive involvement of multiple anatomical compartments. Document the specific factors and estimated additional operative time in the operative note. Auditors reject modifier 22 claims that reference complexity only in generic terms.

06Is bilateral resection of shoulder tumors realistic, and how is it billed?

Bilateral shoulder sarcoma resection in a single session is rare but not impossible in metastatic or multifocal disease. Bill modifier 50 on a single claim line when both sides are resected at the same operative session. Most payers reimburse bilateral cases at 150% of the single-procedure rate.

Sources & references

Editorial content was developed using the following public sources. Last verified May 8, 2026.

Mira AI Scribe

Mira's AI scribe captures tumor size, margins, anatomical structures resected, approach, and the surgeon's description of dissection complexity directly from dictation. It flags cases where the operative note doesn't explicitly confirm the 5 cm threshold or document why radical — rather than simple — resection was performed, the two most common triggers for medical necessity denials on this code.

See how Mira captures CPT 23078 documentation