ICD code M86.10 is used to identify cases of other acute osteomyelitis where the specific site is not specified.
ICD code M86.10 is other acute osteomyelitis, unspecified site, which refers to a sudden and severe bone infection where the specific location in the body is not identified.
1. Acute onset of localized bone pain and tenderness
2. Signs of inflammation such as swelling, redness, and warmth over the affected area
3. Fever or elevated body temperature
4. Laboratory evidence of infection (elevated white blood cell count, increased ESR or CRP)
5. Imaging findings consistent with acute bone infection (e.g., MRI, X-ray, or bone scan)
6. No specification of the anatomical site of infection
7. Absence of chronic features or sequestrum formation
8. No identification of a specific causative organism at the time of diagnosis
Relevant CPT codes that may be used to treat ICD code M86.10 include:
- 11010: Debridement of skin, subcutaneous tissue, muscle and bone
- 11011: Debridement including bone, with application of negative pressure wound therapy
- 11012: Debridement including bone, with removal of foreign material
- 20680: Removal of implant; deep (e.g., buried wire, pin, screw, metal band, nail, rod or plate)
- 23140: Excision or curettage of bone cyst or benign tumor, humerus
- 27340: Excision or curettage of bone cyst or benign tumor, femur
- 28100: Partial excision (craterization, saucerization, sequestrectomy, or diaphysectomy) bone, foot
- 28200: Partial excision (craterization, saucerization, sequestrectomy, or diaphysectomy) bone, phalanges of foot
- 10140: Incision and drainage of hematoma, seroma or fluid collection
- 10180: Incision and drainage, complex, postoperative wound infection
CPT code selection should be based on the specific procedure performed and the anatomical site involved.
Schedule a demo to see how MD Clarity’s RevFind software can automatically read your payer contracts and identify underpayments for CPT codes associated with ICD code M86.10. Discover how easy it is to ensure you’re being paid accurately for every claim—book your personalized walkthrough today.

