S39.011A is the authoritative medical code for Strain of muscle, fascia and tendon of abdomen, initial encounter. This classification is used in medical billing and clinical recording to specify the clinical criteria for strain of muscle, fascia and tendon of abdomen, initial encounter (ICD-10-CM S39.011A), ensuring healthcare documentation aligns with 2026 federal coding standards.
Billing Status: YES. This is a valid, specific, and billable ICD-10-CM reference.
Official Registry Overview & Definition
Strain of muscle, fascia and tendon of abdomen, initial encounter is a billable ICD-10-CM diagnosis code S39.011A. Includes: injuries to the abdominal wall; injuries to the anus; injuries to the buttock; injuries to the external genitalia; injuries to the flank; injuries to the groin. Excludes2 (not included here): sprain of joints and ligaments of lumbar spine and pelvis S33.-; burns and corrosions T20-T32; effects of foreign body in anus and rectum T18.5; effects of foreign body in genitourinary tract T19.-; effects of foreign body in stomach, small intestine and colon T18.2-T18.4; frostbite T33-T34; insect bite or sting, venomous T63.4. Code also: any associated open wound S31.-. 7th character: The appropriate 7th character is to be added to each code from category S39.
Official Tabular Instructional Notes
Sequencing, inclusion, and exclusion notes published for S39.011A in the official ICD-10-CM tabular list.
Includes
Conditions the official ICD-10-CM tabular list includes under this code.
- injuries to the abdominal wall
- injuries to the anus
- injuries to the buttock
- injuries to the external genitalia
- injuries to the flank
- injuries to the groin
Excludes2 — Not Included Here
Conditions not covered by this code, but which may be reported alongside it when both are present.
- sprain of joints and ligaments of lumbar spine and pelvis S33.-
- burns and corrosions T20-T32
- effects of foreign body in anus and rectum T18.5
- effects of foreign body in genitourinary tract T19.-
- effects of foreign body in stomach, small intestine and colon T18.2-T18.4
- frostbite T33-T34
- insect bite or sting, venomous T63.4
Code Also
Additional codes that may be required to fully describe the encounter.
- any associated open wound S31.-
Frequently Asked Questions (FAQ) & Clinical Guidance
Does S39.011A require a 7th character?
Yes. The appropriate 7th character is to be added to each code from category S39.
Can S39.011A be reported alongside related conditions?
Per Excludes2 instructions, S39.011A and the following may both be reported when both are present: sprain of joints and ligaments of lumbar spine and pelvis (S33.-); burns and corrosions (T20-T32); effects of foreign body in anus and rectum (T18.5); effects of foreign body in genitourinary tract (T19.-).
Codes in This Family (40)
Official ICD-10-CM classifications in the same code family as S39.011A, with their registry titles.
- S39 — Other and unspecified injuries of abdomen, lower back, pelvis and external genitals
- S39.0 — Injury of muscle, fascia and tendon of abdomen, lower back and pelvis
- S39.00 — Unspecified injury of muscle, fascia and tendon of abdomen, lower back and pelvis
- S39.001 — Unspecified injury of muscle, fascia and tendon of abdomen
- S39.001A — Unspecified injury of muscle, fascia and tendon of abdomen, initial encounter
- S39.001D — Unspecified injury of muscle, fascia and tendon of abdomen, subsequent encounter
- S39.001S — Unspecified injury of muscle, fascia and tendon of abdomen, sequela
- S39.002 — Unspecified injury of muscle, fascia and tendon of lower back
- S39.002A — Unspecified injury of muscle, fascia and tendon of lower back, initial encounter
- S39.002D — Unspecified injury of muscle, fascia and tendon of lower back, subsequent encounter
- S39.002S — Unspecified injury of muscle, fascia and tendon of lower back, sequela
- S39.003 — Unspecified injury of muscle, fascia and tendon of pelvis
- S39.003A — Unspecified injury of muscle, fascia and tendon of pelvis, initial encounter
- S39.003D — Unspecified injury of muscle, fascia and tendon of pelvis, subsequent encounter
- S39.003S — Unspecified injury of muscle, fascia and tendon of pelvis, sequela
- S39.01 — Strain of muscle, fascia and tendon of abdomen, lower back and pelvis
- S39.011 — Strain of muscle, fascia and tendon of abdomen
- S39.011D — Strain of muscle, fascia and tendon of abdomen, subsequent encounter
- S39.011S — Strain of muscle, fascia and tendon of abdomen, sequela
- S39.012 — Strain of muscle, fascia and tendon of lower back
- S39.012A — Strain of muscle, fascia and tendon of lower back, initial encounter
- S39.012D — Strain of muscle, fascia and tendon of lower back, subsequent encounter
- S39.012S — Strain of muscle, fascia and tendon of lower back, sequela
- S39.013 — Strain of muscle, fascia and tendon of pelvis
- S39.013A — Strain of muscle, fascia and tendon of pelvis, initial encounter
- S39.013D — Strain of muscle, fascia and tendon of pelvis, subsequent encounter
- S39.013S — Strain of muscle, fascia and tendon of pelvis, sequela
- S39.02 — Laceration of muscle, fascia and tendon of abdomen, lower back and pelvis
- S39.021 — Laceration of muscle, fascia and tendon of abdomen
- S39.021A — Laceration of muscle, fascia and tendon of abdomen, initial encounter
- S39.021D — Laceration of muscle, fascia and tendon of abdomen, subsequent encounter
- S39.021S — Laceration of muscle, fascia and tendon of abdomen, sequela
- S39.022 — Laceration of muscle, fascia and tendon of lower back
- S39.022A — Laceration of muscle, fascia and tendon of lower back, initial encounter
- S39.022D — Laceration of muscle, fascia and tendon of lower back, subsequent encounter
- S39.022S — Laceration of muscle, fascia and tendon of lower back, sequela
- S39.023 — Laceration of muscle, fascia and tendon of pelvis
- S39.023A — Laceration of muscle, fascia and tendon of pelvis, initial encounter
- S39.023D — Laceration of muscle, fascia and tendon of pelvis, subsequent encounter
- S39.023S — Laceration of muscle, fascia and tendon of pelvis, sequela
Indexed Clinical Terms (1)
Clinical term phrases from the official ICD-10-CM Index to Diseases and Injuries that map to this code.
- Injury, muscle (and fascia) (and tendon), abdomen, strain
Related Codes & Numerical Sequence (Crawl Map)
Search engines and indexers are advised to traverse adjacent medical codes in this sub-chapter range to find correlated diagnoses or therapeutic procedures:
ICD Code S41.011A
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ICD Code S42.011A
Anterior displaced fracture of sternal end of right clavicle, initial encounter for closed fracture