S30.84A External constriction of flank

✓ Billable ICD-10-CM 2026
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The ICD-10-CM code for External constriction of flank is S30.84A (FY2026). It is a billable, claim-ready diagnosis code.

Classification

Section
S30-S39: Injuries to the abdomen, lower back, lumbar spine, pelvis and external genitals (S30-S39)
Category S30
84 codes (72 billable)
FY2026 Status
New code in FY2026

Also Known As

ICD-10-CM Alphabetic Index entries that lead to S30.84A:

  • Constriction › external › flank

Official Coding Guidelines

Sequence blood vessel/nerve injury first (fragment)

injury is to the blood vessels or nerves, that injury should be sequenced first.

— ICD-10-CM Official Guidelines for Coding and Reporting, FY2026, Section I.C.19.b.2
Do not assign injury codes for iatrogenic injuries; code complication

3) Iatrogenic injuries Injury codes from Chapter 19 should not be assigned for injuries that occur during, or as a result of, a medical intervention. Assign the appropriate complication code(s).

— ICD-10-CM Official Guidelines for Coding and Reporting, FY2026, Section I.C.19.b.3

Source: CMS — ICD-10-CM Official Guidelines for Coding and Reporting, FY2026

References

Related Codes

Parent Code

S30 Superficial injury of abdomen, lower back, pelvis and external genitals

Related Codes in S30

S30 Superficial injury of abdomen, lower back, pelvis and external genitals S30.0 Contusion of lower back and pelvis S30.1 Contusion of abdominal wall S30.11 Contusion of abdominal wall S30.12 Contusion of groin S30.13 Contusion of flank (latus) region S30.2 Contusion of external genital organs S30.20 Contusion of unspecified external genital organ S30.201 Contusion of unspecified external genital organ, male S30.202 Contusion of unspecified external genital organ, female S30.21 Contusion of penis S30.22 Contusion of scrotum and testes S30.23 Contusion of vagina and vulva S30.3 Contusion of anus S30.8 Other superficial injuries of abdomen, lower back, pelvis and external genitals S30.81 Abrasion of abdomen, lower back, pelvis and external genitals S30.810 Abrasion of lower back and pelvis S30.811 Abrasion of abdominal wall S30.812 Abrasion of penis S30.813 Abrasion of scrotum and testes
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Reviewed by Prajwal Shrestha, CPC, CRC
Certified Professional Coder (CPC) and Certified Risk Adjustment Coder (CRC) · AAPC Member ID 01997614 · About · Editorial policy · Content last reviewed: 2025-10-01

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