Wedging of a clubfoot cast by cutting into the existing cast and inserting a wedge to correct foot alignment without full cast replacement.
Verified May 8, 2026 · 4 sources ↓
- Medicare
- $117.91
- Work RVU
- 1.23
- Global, days
- 0
- Region
- Foot & ankle
Documentation requirements
What must appear in the operative or office note to support the claim.
Source · Editorial brief grounded in 4 cited references ↓
- Diagnosis of clubfoot (congenital talipes equinovarus) with supporting ICD-10 code
- Description of the existing cast condition and current foot alignment before wedging
- Location and technique of the cut made into the cast (e.g., medial wedge)
- Type of wedge material inserted (foam, plaster) and how the cast was reinforced afterward
- Post-wedging alignment assessment confirming corrected foot position
- Laterality — left foot, right foot, or bilateral — documented explicitly in the note
Applicable modifiers
Modifiers commonly billed with this code.
Source · AMA CPT modifier descriptors · CMS NCCI Policy Manual
What this code covers
Source · Editorial summary grounded in 4 cited references ↓
CPT 29750 describes the modification of an existing clubfoot cast by making a controlled cut — typically on the medial side — and inserting a wedge of foam or plaster to shift the foot into better alignment. The technique corrects inward or outward bowing of the ankle incrementally, avoiding a full cast change between scheduled cast intervals. It falls under the Removal or Repair of Casts and Strapping series (29700–29750).
The procedure carries a 000-day global period, meaning no pre- or post-operative visits are bundled. Each encounter stands alone for billing purposes. That also means repeated wedging sessions on the same foot — common in Ponseti-method clubfoot management — must each be documented as a distinct visit with a fresh clinical note supporting medical necessity.
This code applies specifically to clubfoot deformity (congenital talipes equinovarus). Casting adjustments for other diagnoses do not map here. The treating provider — typically a pediatric orthopedist or general orthopedic surgeon — inspects the cast, makes the cut, places and secures the wedge, and re-evaluates alignment before the patient leaves. No anesthesia is typically required, though analgesics may be used for comfort.
RVU & reimbursement
Component RVUs and Medicare national rate. Actual payment varies by GPCI locality.
Source · CMS Physician Fee Schedule, RVU26A · January 2026
Work RVU vs. total RVU
The work RVU (1.23) is the surgeon's own effort — the figure physician pay and productivity targets are built on. The total RVU (3.53) adds practice overhead and malpractice, and is what drives the Medicare payment below.
| Work RVU | 1.23 |
| Practice expense RVU | 2.05 |
| Malpractice RVU | 0.25 |
| Total RVU | 3.53 |
| Medicare national rate | $117.91 |
| 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 | $117.91 |
HOPD (APC 5102) Hospital outpatient department | $285.75 |
ASC (PI P3) Ambulatory surgical center (freestanding) | $69.15 |
Common denial reasons
The recurring reasons claims for CPT 29750 get rejected.
Source · Editorial brief grounded in CMS NCCI edits, AAOS coding appeals, and cited references ↓
- Diagnosis mismatch — using a non-clubfoot ICD-10 code (e.g., generic foot deformity) that doesn't support medical necessity for 29750
- Bundling into a same-day E/M when the wedging is the primary service and not separately documented as distinct
- Missing laterality modifier when payer requires LT or RT for unilateral foot procedures
- Repeat wedging sessions denied for lack of a separate clinical note — payers treat each 000-global encounter as independent and require fresh documentation
Frequently asked questions
Source · Generated from the editorial pipeline, verified against 4 cited references ↓
01Can 29750 be billed for both feet in the same session?
02How does the 000-day global period affect billing for repeated wedging visits?
03Is modifier 76 needed when wedging the same foot again at a follow-up visit?
04Can 29750 be billed on the same day as an E/M service?
05Does 29750 apply to cast adjustments for diagnoses other than clubfoot?
06What ICD-10 codes are typically paired with 29750?
Sources & references
Editorial content was developed using the following public sources. Last verified May 8, 2026.
Mira Scribe
Mira's AI scribe captures the laterality, the cast cut location and technique, the wedge material used, and the post-wedging alignment assessment directly from dictation. That detail prevents the two most common 29750 denials: a missing LT/RT modifier flag and an insufficient-documentation rejection on repeat wedging visits where payers require a standalone clinical note for each 000-global encounter.
See how Mira captures CPT 29750 documentation