Removal or bivalving of a full arm or full leg cast, applied by a different provider than the one performing the removal.

Verified May 8, 2026 · 5 sources ↓

Medicare: $69.47
Total RVUs: 2.08
Global, days: 0
Region: Multi-region

Drawn from AAPCCMSCgsmedicare

Documentation requirements

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

Source · Editorial brief grounded in 5 cited references ↓

Confirm and document that the cast was applied by a different provider or at a different facility — this is the threshold requirement for billing 29705.
Specify which extremity (full arm vs. full leg) and laterality (left or right) in the procedure note.
Record the reason for removal: treatment completion, cast too tight, swelling, replacement, or clinical change.
Note the condition of the underlying limb and skin at the time of removal to support medical necessity and continuity of care.

Applicable modifiers

Modifiers commonly billed with this code.

Source · AMA CPT modifier descriptors · CMS NCCI Policy Manual

22 Increased complexity 50 Bilateral procedure 52 Reduced services 59 Distinct service 76 Repeat, same physician 78 Unplanned return — related 79 Unrelated during global LT Left side RT Right side

What this code covers

Source · Editorial summary grounded in 5 cited references ↓

29705 covers removal or bivalving of a full arm or full leg cast. The critical billing rule: this code is billable only when your practice did not apply the original cast. When the treating provider removes a cast they applied, the removal is bundled into the surgical or fracture-care package and cannot be separately reported.

The 000-day global period means there is no post-procedure bundling window — each encounter stands alone. Append LT or RT to indicate laterality when the payer requires it. If the cast was applied bilaterally by another provider, modifier 50 applies. Modifier 59 is available when 29705 must be distinguished from other same-day services, but only if documentation supports a genuinely distinct encounter.

This code appears most frequently in podiatry, orthopedic surgery, and hand surgery billing. The steep difference between HOPD and ASC payment rates makes site-of-service selection relevant for high-volume cast removal practices — see the Site of Service comparison on this page.

RVU & reimbursement

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

Source · CMS Physician Fee Schedule, RVU26A · January 2026

Work RVU	0.74
Practice expense RVU	1.21
Malpractice RVU	0.13
Total RVU	2.08
Medicare national rate	$69.47
Global period	0 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	$69.47
HOPD (APC 5102) Hospital outpatient department	$285.75
ASC (PI P3) Ambulatory surgical center (freestanding)	$40.62

Common denial reasons

The recurring reasons claims for CPT 29705 get rejected.

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

Same-provider bundling: payer denies 29705 when records show your practice applied the original cast — removal is included in the original casting package.
Missing laterality modifier when payer policy requires LT or RT on extremity cast codes.
Billing an E/M on the same date as cast removal without modifier 25 and a separately documented, medically necessary evaluation.

Frequently asked questions

Source · Generated from the editorial pipeline, verified against 5 cited references ↓

01Can I bill 29705 if my practice applied the original cast?

No. CPT instructs that cast removal codes apply only when the cast was applied by a different individual. If your provider applied and removed the cast, removal is bundled and cannot be separately reported.

02Should I append LT or RT to 29705?

Yes, when the payer requires laterality modifiers on extremity codes. Check payer-specific rules — Medicare contractors and many commercial payers expect LT or RT on cast removal codes.

03Can I bill an E/M on the same day as 29705?

Only if the E/M is a separately identifiable, medically necessary service beyond the cast removal itself. Append modifier 25 to the E/M and document the distinct reason for the evaluation in the note.

04What is the difference between 29700, 29705, and 29710?

29700 is for gauntlet, boot, or body cast removal. 29705 is for full arm or full leg cast removal. 29710 covers shoulder or hip spica, Minerva, or Risser jacket removal. Choose based on the cast type actually removed.

05Does the 000-day global period affect same-day billing for 29705?

The 000-day global means there is no post-procedure bundling window extending beyond the day of service. Each cast removal encounter bills independently, but same-day NCCI bundling rules still apply if multiple codes are reported together.

06When would modifier 76 apply to 29705?

Modifier 76 applies if the same physician removes a second cast on the same date of service — for example, if a replacement cast is also bivalved or removed during the same encounter. Document each instance distinctly.

Sources & references

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

Mira AI Scribe

Mira's AI scribe captures the treating provider's identity, the original casting facility, the affected extremity and side, and the clinical reason for removal directly from dictation. This prevents the most common 29705 denial — missing documentation that a different provider applied the cast — before the claim is submitted.

See how Mira captures CPT 29705 documentation