CPT 22900Surgery

Exc abdl tum deep < 5 cm

CPT code 22900 covers the surgical removal of a deep tumor in the abdomen that measures less than 5 centimeters in size. This is a complex procedure requiring surgical expertise to access and remove tumors located beneath the superficial layers.

Showing rates for

National Average

Base Medicare rate

$559.59

This calculator gives a typical-case estimate using standard Medicare modifier rules. Actual payment depends on payer policies, documentation, code-specific CMS status indicators, and locality. Verify before billing.

RVU breakdown

Work RVU

8.32

PE RVU (NF)

7.07

MP RVU

1.91

Total RVU

17.3

Conversion factor: 32.3465 · Source: CMS MPFS RVU25A · Confidence: High

NCCI bundling edits

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Billing tips

Document tumor depth explicitly with intraoperative measurements from skin surface to tumor location, noting layers traversed (subcutaneous, fascia, muscle)
Impact: Prevents downcoding to superficial excision codes (11400-11406 series) which reimburse 80-90% less; crucial for the $559.59 full reimbursement
Measure and document the excised tumor in three dimensions intraoperatively, ensuring documentation shows largest dimension is under 5 cm to support 22900 versus 22901
Impact: Ensures correct code selection; prevents denials for undersized tumors and avoids upcoding allegations for tumors 5cm or larger
Capture separate reimbursement for complex closure or mesh placement using appropriate codes (13100-13102 for complex repair, 49568 for mesh) when performed
Impact: Can add $200-$600 additional reimbursement when fascial defects require reconstruction beyond simple closure
Obtain preoperative imaging documentation (CT, MRI, or ultrasound) showing tumor depth and size; reference these findings in operative report
Impact: Strengthens medical necessity and supports code selection during audits; reduces denial rate by approximately 35-40%
For tumors near 5 cm threshold, document frozen section or pathology consultation confirming complete excision with margins to justify single-stage procedure
Impact: Prevents payer requests for additional justification and supports use of modifier 22 if re-excision required during same session
Bill facility and professional components separately in facility settings; verify setting designation matches actual place of service

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Frequently asked questions

What is the Medicare reimbursement rate for CPT code 22900 in 2025?

The 2025 Medicare national average reimbursement rate for CPT 22900 is $559.59 for both facility and non-facility settings. This rate is based on a total RVU of 17.3 multiplied by the 2025 conversion factor of 32.3465. Local Medicare Administrative Contractors may have slightly different rates based on geographic adjustments.

What is the difference between CPT 22900 and 22901?

CPT 22900 is used for excision of deep abdominal tumors less than 5 cm, while 22901 is for tumors 5 cm or greater. The size threshold is based on the largest dimension of the tumor measured intraoperatively. Both codes require the tumor to be located in deep tissues (subfascial or intramuscular) rather than subcutaneous tissue.

Can CPT 22900 be billed with hernia repair codes?

Yes, but requires careful documentation and typically modifier 59. If tumor excision creates a fascial defect requiring mesh repair, or if a separate hernia exists at a different site, both can be billed. The operative report must clearly distinguish the tumor excision from the hernia repair with separate documentation of each procedure and anatomic locations.

What documentation proves a tumor is 'deep' for CPT 22900?

Documentation must show the tumor is located beneath the superficial fascia, within or beneath muscle layers. This includes preoperative imaging (CT/MRI) showing depth, operative notes describing dissection through fascial planes and muscle, specific measurements from skin surface to tumor, and listing anatomic layers traversed during the procedure.

How many RVUs is CPT code 22900 worth in 2025?

CPT 22900 has a total RVU value of 17.3 in 2025, consisting of 8.32 work RVUs, 7.07 practice expense RVUs (both facility and non-facility), and 1.91 malpractice RVUs. The high work RVU reflects the complexity and physician effort required for deep abdominal tumor excision.

What specialties typically bill CPT code 22900?

General surgeons and surgical oncologists most commonly bill CPT 22900. Orthopedic surgeons specializing in musculoskeletal tumors and plastic surgeons performing complex reconstructive procedures may also use this code. The procedure requires surgical privileges for major abdominal wall procedures.

Is CPT 22900 bundled with any other procedures?

CPT 22900 may be subject to National Correct Coding Initiative (NCCI) edits with certain closure codes, minor debridement procedures, and some imaging guidance codes. However, complex closures, mesh placement for fascial defects, and distinct separate procedures can often be billed with appropriate modifiers. Always verify current NCCI edits before billing multiple procedures.