Orthopaedic Surgery BillingComplete Coding & Revenue Guide (2026)Top CPT codes with current RVU data, denial patterns, modifier rules, bundling pitfalls, and revenue opportunities for orthopaedic surgery practices.
Top CPT Codes
The highest-value orthopaedic surgery CPT codes with current RVU data and Medicare payment from the CY 2026 Physician Fee Schedule. Click any code for the full payment, bundling, and modifier guide.
Most practices under-capture revenue on these codes through downcoding, missed modifier 25, stale fee schedules, or misapplied bundling. Our coders audit every line against the documentation before submission so the revenue earned actually gets billed.
Bundling Pitfalls
6 trapsThe code pairs that trigger NCCI edits and CO-97 denials in orthopaedic surgery. Know these before billing.
29881: 29880: Meniscectomy (29881) bundles with chondroplasty (29880). If both performed, bill 29881 only — 29880 is included. Modifier 59 WILL unbundle but requires separate compartment documentation.
29881: 29875: Meniscectomy (29881) includes diagnostic arthroscopy (29875). Never bill both. The diagnostic scope is always included in the therapeutic procedure.
29882: 29883: Meniscus repair medial (29882) bundles with lateral (29883). If repairing both compartments, bill 29882 + 29883-59 with documentation of separate compartments.
27447: 29881: Total knee (27447) includes any arthroscopic procedure. Do NOT bill arthroscopy codes with total knee replacement.
20610: 20611: Large joint injection (20610) bundles with intermediate (20611) on same date. Bill per joint, not per injection.
23412: 29827: Open rotator cuff repair (23412) bundles with arthroscopic (29827). Bill one approach, not both.
CO-97 bundling denials are recoverable with correct modifier documentation. Most billers write them off. We work each one against the clinical record and resubmit with the right modifier 25 or 59 path.
Modifier Guidance
When to apply each modifier in orthopaedic surgery claims. Wrong modifier application is the top single-line denial trigger and a leading audit target.
Bilateral modifier for same-day bilateral procedures. Payment = 150% of unilateral rate. Example: bilateral knee injections (20610-50).
Staged procedure during global period. Planned return to OR (e.g., hardware removal after fracture healing). Does NOT restart global period.
Return to OR during the post-op global period for a complication. Does NOT restart the global period. Only the work RVU is paid.
Unrelated procedure during global period. DOES restart the global period. Must be truly unrelated to the original surgery.
REQUIRED on all lateralized procedures — knee arthroscopy, joint injections, shoulder surgery. Forgetting laterality = automatic denial.
Use for multi-compartment arthroscopy when separate compartments are documented. XS (separate structure) is preferred over 59.
Revenue Opportunities
6 playsThe billing codes and services most orthopaedic surgery practices under-capture. Each one is a recurring revenue lift, not a one-time fix.
Arthroscopy add-on codes: 15-30% of practices miss add-on billing. If performing meniscectomy + synovectomy + chondroplasty in different compartments, each gets its own code.
Ultrasound-guided injections (76942): Adds $40-60 per injection. Most payers cover it. Document: 'Ultrasound guidance used for needle placement with real-time visualization.'
Global period follow-up: Most follow-up visits during the 90-day global period are included. But unrelated problems are separately billable with modifier 24.
DME prescriptions: Post-surgical braces, orthotics, and bone stimulators generate ancillary revenue. Bill HCPCS codes (L-codes for orthotics, E-codes for DME).
Fracture care global: Fracture management includes initial treatment + expected follow-up. But additional procedures (re-reduction, delayed fixation) are separately billable.
Multi-level spine: Each additional level of decompression or fusion is an add-on code. A 2-level fusion = base code + add-on. 3-level = base + 2 add-ons. Significant revenue per additional level.
Documentation Checklist
What the chart must contain to support billing. Missing documentation means audit vulnerability.
- Joint replacement: Document failed conservative treatment (PT, injections, medications, duration), radiographic evidence (joint space narrowing, bone-on-bone), functional limitation, and BMI.
- Arthroscopy: Document specific compartment(s) entered and treated, method of treatment (debridement vs repair vs excision), pre-op MRI findings, and intra-operative findings.
- Fracture care: Document fracture type (open/closed, displaced/non-displaced), reduction method, fixation type, and post-reduction imaging.
- Joint injection: Document joint name, laterality, indication (specific diagnosis), medication injected (name, dose, volume), and technique (ultrasound-guided = add 76942).
- Spine procedures: Document level(s), approach, specific decompression/fusion performed, instrumentation used, and fluoroscopy time.
Coding Workflow
Step by step approach for coding orthopaedic surgery encounters correctly.
1. Identify all procedures performed (list every compartment, every level, every joint). 2. Select base code for the primary procedure. 3. Add add-on codes for additional compartments/levels. 4. Apply laterality modifiers (LT/RT). 5. Apply modifier 59/XS for separate compartments. 6. Check NCCI edits for all code pairs. 7. Verify auth was obtained. 8. Match ICD-10 to each procedure — traumatic vs degenerative determines code selection. 9. Document global period for post-op tracking.
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Everything about Orthopaedic Surgery billing
What CPT codes does Orthopaedic Surgery bill most often?
Top Orthopaedic Surgery codes include 27447 (Total knee arthroplasty (knee replacement)); 27446 (Revision of knee joint); 27130 (Total hip arthroplasty (hip replacement)); 29881 (Arthroscopic knee surgery with meniscectomy); 29880 (Arthrs kne srg mnisectmy m&l).
What are the most common denials in Orthopaedic Surgery billing?
Orthopaedic Surgery denials concentrate around medical necessity, bundling, prior authorization, and modifier errors.
Does Go Medical Billing handle Orthopaedic Surgery?
Yes. Go Medical Billing handles Orthopaedic Surgery billing with AAPC-certified coders, payer-specific scrub rules, and dedicated account management. Starting at 2.49 percent of collections with no setup fees.
Specialty content reviewed by AAPC-certified coders. CPT codes and descriptions are copyright of the AMA. Medicare payment varies by locality. Commercial rates vary by contract.
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