S52.01 is the authoritative medical code for Torus fracture of upper end of ulna. This classification is used in medical billing and clinical recording to specify the clinical criteria for torus fracture of upper end of ulna (ICD-10-CM S52.01), ensuring healthcare documentation aligns with 2026 federal coding standards.
Billing Status: NO. This is a clinician non-billable / parent hierarchy grouping in the ICD-10-CM system.
Official Registry Overview & Definition
Torus fracture of upper end of ulna is a non-billable ICD-10-CM category code S52.01. A more specific billable subcode must be selected for claims submission. Excludes1 (not coded here): traumatic amputation of forearm S58.-. Excludes2 (not included here): fracture of elbow NOS S42.40-; fractures of shaft of ulna S52.2-; fracture at wrist and hand level S62.-; periprosthetic fracture around internal prosthetic elbow joint M97.4; burns and corrosions T20-T32; frostbite T33-T34; injuries of wrist and hand S60-S69; insect bite or sting, venomous T63.4. 7th character: The appropriate 7th character is to be added to all codes in subcategory S52.01; The appropriate 7th character is to be added to all codes from category S52.
Official Tabular Instructional Notes
Sequencing, inclusion, and exclusion notes published for S52.01 in the official ICD-10-CM tabular list.
Excludes1 — Not Coded Here
Conditions that can never be reported with this code; the two are mutually exclusive.
- traumatic amputation of forearm S58.-
Excludes2 — Not Included Here
Conditions not covered by this code, but which may be reported alongside it when both are present.
- fracture of elbow NOS S42.40-
- fractures of shaft of ulna S52.2-
- fracture at wrist and hand level S62.-
- periprosthetic fracture around internal prosthetic elbow joint M97.4
- burns and corrosions T20-T32
- frostbite T33-T34
- injuries of wrist and hand S60-S69
- insect bite or sting, venomous T63.4
Frequently Asked Questions (FAQ) & Clinical Guidance
Can S52.01 be billed directly?
No. S52.01 (Torus fracture of upper end of ulna) is a non-billable ICD-10-CM category code. A more specific billable subcode must be selected based on clinical documentation.
Does S52.01 require a 7th character?
Yes. The appropriate 7th character is to be added to all codes in subcategory S52.01; The appropriate 7th character is to be added to all codes from category S52.
What can't be coded together with S52.01?
Per Excludes1 instructions, S52.01 must not be reported with: traumatic amputation of forearm (S58.-).
Can S52.01 be reported alongside related conditions?
Per Excludes2 instructions, S52.01 and the following may both be reported when both are present: fracture of elbow NOS (S42.40-); fractures of shaft of ulna (S52.2-); fracture at wrist and hand level (S62.-); periprosthetic fracture around internal prosthetic elbow joint (M97.4).
Codes in This Family (40)
Official ICD-10-CM classifications in the same code family as S52.01, with their registry titles.
- S52 — Fracture of forearm
- S52.0 — Fracture of upper end of ulna
- S52.00 — Unspecified fracture of upper end of ulna
- S52.001 — Unspecified fracture of upper end of right ulna
- S52.001A — Unspecified fracture of upper end of right ulna, initial encounter for closed fracture
- S52.001B — Unspecified fracture of upper end of right ulna, initial encounter for open fracture type I or II
- S52.001C — Unspecified fracture of upper end of right ulna, initial encounter for open fracture type IIIA, IIIB, or IIIC
- S52.001D — Unspecified fracture of upper end of right ulna, subsequent encounter for closed fracture with routine healing
- S52.001E — Unspecified fracture of upper end of right ulna, subsequent encounter for open fracture type I or II with routine healing
- S52.001F — Unspecified fracture of upper end of right ulna, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with routine healing
- S52.001G — Unspecified fracture of upper end of right ulna, subsequent encounter for closed fracture with delayed healing
- S52.001H — Unspecified fracture of upper end of right ulna, subsequent encounter for open fracture type I or II with delayed healing
- S52.001J — Unspecified fracture of upper end of right ulna, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with delayed healing
- S52.001K — Unspecified fracture of upper end of right ulna, subsequent encounter for closed fracture with nonunion
- S52.001M — Unspecified fracture of upper end of right ulna, subsequent encounter for open fracture type I or II with nonunion
- S52.001N — Unspecified fracture of upper end of right ulna, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with nonunion
- S52.001P — Unspecified fracture of upper end of right ulna, subsequent encounter for closed fracture with malunion
- S52.001Q — Unspecified fracture of upper end of right ulna, subsequent encounter for open fracture type I or II with malunion
- S52.001R — Unspecified fracture of upper end of right ulna, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with malunion
- S52.001S — Unspecified fracture of upper end of right ulna, sequela
- S52.002 — Unspecified fracture of upper end of left ulna
- S52.002A — Unspecified fracture of upper end of left ulna, initial encounter for closed fracture
- S52.002B — Unspecified fracture of upper end of left ulna, initial encounter for open fracture type I or II
- S52.002C — Unspecified fracture of upper end of left ulna, initial encounter for open fracture type IIIA, IIIB, or IIIC
- S52.002D — Unspecified fracture of upper end of left ulna, subsequent encounter for closed fracture with routine healing
- S52.002E — Unspecified fracture of upper end of left ulna, subsequent encounter for open fracture type I or II with routine healing
- S52.002F — Unspecified fracture of upper end of left ulna, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with routine healing
- S52.002G — Unspecified fracture of upper end of left ulna, subsequent encounter for closed fracture with delayed healing
- S52.002H — Unspecified fracture of upper end of left ulna, subsequent encounter for open fracture type I or II with delayed healing
- S52.002J — Unspecified fracture of upper end of left ulna, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with delayed healing
- S52.002K — Unspecified fracture of upper end of left ulna, subsequent encounter for closed fracture with nonunion
- S52.002M — Unspecified fracture of upper end of left ulna, subsequent encounter for open fracture type I or II with nonunion
- S52.002N — Unspecified fracture of upper end of left ulna, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with nonunion
- S52.002P — Unspecified fracture of upper end of left ulna, subsequent encounter for closed fracture with malunion
- S52.002Q — Unspecified fracture of upper end of left ulna, subsequent encounter for open fracture type I or II with malunion
- S52.002R — Unspecified fracture of upper end of left ulna, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with malunion
- S52.002S — Unspecified fracture of upper end of left ulna, sequela
- S52.009 — Unspecified fracture of upper end of unspecified ulna
- S52.009A — Unspecified fracture of upper end of unspecified ulna, initial encounter for closed fracture
- S52.009B — Unspecified fracture of upper end of unspecified ulna, initial encounter for open fracture type I or II
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 S49.01
Salter-Harris Type I physeal fracture of upper end of humerus
ICD Code S56.01
Strain of flexor muscle, fascia and tendon of thumb at forearm level