Other bone graft microvasc

CPT 20962 covers a specialized bone graft procedure where the surgeon transplants living bone tissue with its own blood supply (microvascular) from one part of the body to another. This complex surgery reconnects tiny blood vessels to keep the transplanted bone alive.

Showing rates for

National Average

Base Medicare rate

$2,613.92

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

39.21

PE RVU (NF)

33.58

MP RVU

8.02

Total RVU

80.81

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

NCCI bundling edits

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Billing tips

Document all microsurgical anastomoses performed, including artery and vein connections, vessel sizes, and anastomosis technique used (end-to-end vs end-to-side)
Impact: Missing vascular anastomosis documentation can trigger downcoding to non-vascularized graft codes (20900-20902) resulting in $2300+ loss
Separately report imaging guidance (76937) and intraoperative monitoring (95940-95941) when performed and documented as distinct services
Impact: Additional $50-200 reimbursement for imaging guidance if not bundled; verify LCD requirements
For dual-surgeon cases, ensure each surgeon's operative note clearly delineates their distinct role and portion of the procedure before billing modifier 62
Impact: Incomplete co-surgeon documentation results in denial of one surgeon's claim ($1633.70 loss); both notes must justify medical necessity of two surgeons
Bill facility vs non-facility based on actual site of service; 20962 has identical rates ($2613.92) but verify site-specific LCD coverage policies
Impact: No rate difference but incorrect POS coding can trigger coverage denials; some MACs have site-of-service restrictions for microvascular procedures
When billing with wound closure codes, ensure microvascular anastomosis time and complexity is documented separately from routine closure
Impact: Vascular anastomosis is included in 20962; only complex closure beyond standard technique may be separately billable with modifier 59
Append modifier 22 only when operative time exceeds typical by 30+ minutes AND anatomical difficulty is documented; include comparison to standard case

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Frequently asked questions

What is the Medicare reimbursement for CPT 20962 in 2025?

The 2025 Medicare national average reimbursement for CPT 20962 is $2613.92 for both facility and non-facility settings. This is based on 80.81 total RVUs multiplied by the 2025 conversion factor of 32.3465. Actual payment may vary by locality and MAC jurisdiction.

What is the difference between CPT 20962 and 20969?

CPT 20962 describes microvascular bone graft procedures (other than specified sites), while 20969 is specifically for microvascular bone grafts from the iliac crest. The key difference is the donor site specification; 20969 should be used when iliac crest is harvested with microvascular technique, whereas 20962 covers fibula, scapula, or other vascularized bone sources.

Can CPT 20962 be billed with modifier 62 for co-surgeons?

Yes, CPT 20962 commonly involves co-surgeon billing (modifier 62) when two surgeons work simultaneously on distinct portions of the procedure, such as one performing the harvest and vessel preparation while another prepares the recipient site. Each surgeon receives 62.5% of the allowed amount ($1633.70 for Medicare), but both operative reports must clearly document separate, essential roles.

What documentation is required to bill CPT 20962?

Documentation must include donor and recipient site locations, specific bones harvested, identification of arteries and veins included with the graft, microsurgical anastomosis technique details, confirmation of vascular patency, operative time, and medical necessity for vascularized versus conventional grafting. The operative note must clearly demonstrate microvascular surgical technique with vessel reconnection.

How many RVUs is CPT code 20962 worth in 2025?

CPT 20962 has 80.81 total RVUs in 2025, consisting of 39.21 work RVUs, 33.58 practice expense RVUs (both facility and non-facility), and 8.02 malpractice RVUs. This makes it one of the highest-valued orthopedic procedure codes.

What are common denial reasons for CPT 20962?

Common denials include insufficient documentation of microvascular anastomosis technique, lack of medical necessity justification for vascularized grafting over conventional methods, duplicate service denials when billed with other graft codes, and co-surgeon modifier 62 denials when surgical roles are not clearly differentiated in operative notes.

Can CPT 20962 be performed in an outpatient setting?

While CPT 20962 can be performed in hospital outpatient or ASC settings, it is typically an inpatient procedure due to complexity, operative time (4-8 hours), anesthesia requirements, and postoperative monitoring needs for vascular anastomosis patency. Check individual MAC local coverage determinations for site-of-service restrictions and medical necessity criteria.