CPT 10180Surgery

I&d complex po wound infctj

CPT code 10180 covers incision and drainage (I&D) of complex postoperative wound infections. This involves opening a previously closed surgical wound that has become infected, draining the infection, and cleaning out the infected area.

Showing rates for

National Average

Base Medicare rate

$255.86

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

2.3

PE RVU (NF)

5.09

MP RVU

0.52

Total RVU

7.91

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

NCCI bundling edits

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Billing tips

Clearly document complexity factors distinguishing 10180 from simple I&D (10060-10061): depth of infection, fascial involvement, extent of debridement, or re-exploration of prior surgical field
Impact: Prevents $120-180 downcoding to simple abscess codes; maintains $255.86 vs $75-135 for simpler codes
Verify timing relationship to original surgery and apply modifier 78 or 79 appropriately to avoid global period denials
Impact: Modifier 78 reduces payment 30% but ensures payment; missing modifier results in 100% denial as included in global package
Bill in non-facility setting when performed in office or wound care center rather than hospital to capture higher rate
Impact: Increases reimbursement by $79.90 ($255.86 vs $175.96) per procedure when clinically appropriate
Document separate E/M service with modifier 25 when significant evaluation determines need for procedure or manages comorbidities beyond procedure decision
Impact: Adds $75-225 depending on E/M level; requires clear documentation of separate decision-making process
Use appropriate ICD-10 codes specifying postoperative infection (T81.4XXA) and original surgical site to establish medical necessity
Impact: Reduces denial rate by 40-60%; specific diagnosis coding critical for postoperative complication coverage
For Medicare patients, verify LCD coverage criteria for complex wound management and document severity indicators like SIRS criteria or deep space involvement
Impact: Prevents medical necessity denials; ensures coverage under surgical site infection policies

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Frequently asked questions

What is the difference between CPT 10180 and simple abscess drainage codes 10060-10061?

CPT 10180 is specifically for complex postoperative wound infections requiring re-opening of a previous surgical incision, while 10060-10061 are for simple or complicated abscesses not related to prior surgery. 10180 involves dissection through previous surgical planes, addressing infection in the operative field, and typically requires more extensive debridement. The reimbursement difference is significant: $255.86 for 10180 versus $75-135 for simple abscess codes.

How does the global surgical period affect billing CPT 10180?

If 10180 is performed during the global period of the original surgery (typically 90 days for major procedures), you must append modifier 78 if it's related to the original surgery (complication) or modifier 79 if it's unrelated. Without the appropriate modifier, the claim will deny as included in the global package. Modifier 78 reduces payment to approximately 70% of the allowed amount, while modifier 79 allows full payment and starts a new global period.

What is the 2025 Medicare reimbursement rate for CPT code 10180?

The 2025 Medicare national average reimbursement for CPT 10180 is $255.86 in the non-facility (office) setting and $175.96 in the facility (hospital) setting. The total RVU is 7.91 (2.3 work RVU, 5.09 non-facility PE RVU, 2.62 facility PE RVU, and 0.52 MP RVU) multiplied by the 2025 conversion factor of 32.3465.

Can CPT 10180 be billed with an E/M service on the same day?

Yes, but only with modifier 25 appended to the E/M code and only when the E/M represents a significant, separately identifiable service beyond the usual pre- and post-procedure work. The documentation must clearly show that the E/M involved separate decision-making, such as evaluating the patient's infection, determining need for the procedure, or managing other conditions. The E/M and procedure must be documented separately.

What documentation is required to support medical necessity for CPT 10180?

Documentation must include clinical evidence of postoperative infection (fever, purulent drainage, elevated WBC, wound dehiscence), relationship to the original surgery with dates, physical examination findings, complexity factors justifying this code versus simpler I&D, detailed operative note describing depth and extent of procedure, cultures obtained, and wound management plan. ICD-10 code T81.4XXA (infection following a procedure) or similar specific postoperative infection code is essential.

Can CPT 10180 be billed bilaterally or with multiple units?

CPT 10180 typically represents a single postoperative wound and is billed as one unit per distinct wound site. If I&D is performed on bilateral surgical sites (e.g., bilateral knee replacements both infected), bill with modifiers LT and RT on separate lines. Medicare does not recognize 10180 as a bilateral procedure with modifier 50. Multiple distinct postoperative wounds on the same day would require modifier 59 documentation supporting separate anatomic sites.

How should CPT 10180 be coded if performed in the emergency department for a postoperative infection?

Code 10180 regardless of setting when criteria are met. In the emergency department, this would typically be billed at the facility rate ($175.96) unless performed by a physician practice group that owns the ED facility. Ensure documentation clearly establishes this is a postoperative wound infection and not a simple abscess. The ED facility will separately bill a facility fee. If performed during the global period, verify whether the ED physician or original surgeon is billing and apply appropriate modifiers.