S78.129D is the authoritative medical code for Partial traumatic amputation at level between unspecified hip and knee, subsequent encounter. This classification is used in medical billing and clinical recording to specify the clinical criteria for partial traumatic amputation at level between unspecified hip and knee, subsequent encounter (ICD-10-CM S78.129D), 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
Partial traumatic amputation at level between unspecified hip and knee, subsequent encounter is a billable ICD-10-CM diagnosis code S78.129D. Excludes1 (not coded here): traumatic amputation of knee S88.0-. Excludes2 (not included here): burns and corrosions T20-T32; frostbite T33-T34; snake bite T63.0-; venomous insect bite or sting T63.4-. 7th character: The appropriate 7th character is to be added to each code from category S78.
Official Tabular Instructional Notes
Sequencing, inclusion, and exclusion notes published for S78.129D 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 knee S88.0-
Excludes2 — Not Included Here
Conditions not covered by this code, but which may be reported alongside it when both are present.
- burns and corrosions T20-T32
- frostbite T33-T34
- snake bite T63.0-
- venomous insect bite or sting T63.4-
Frequently Asked Questions (FAQ) & Clinical Guidance
Does S78.129D require a 7th character?
Yes. The appropriate 7th character is to be added to each code from category S78.
What can't be coded together with S78.129D?
Per Excludes1 instructions, S78.129D must not be reported with: traumatic amputation of knee (S88.0-).
Can S78.129D be reported alongside related conditions?
Per Excludes2 instructions, S78.129D and the following may both be reported when both are present: burns and corrosions (T20-T32); frostbite (T33-T34); snake bite (T63.0-); venomous insect bite or sting (T63.4-).
Codes in This Family (40)
Official ICD-10-CM classifications in the same code family as S78.129D, with their registry titles.
- S78 — Traumatic amputation of hip and thigh
- S78.0 — Traumatic amputation at hip joint
- S78.01 — Complete traumatic amputation at hip joint
- S78.011 — Complete traumatic amputation at right hip joint
- S78.011A — Complete traumatic amputation at right hip joint, initial encounter
- S78.011D — Complete traumatic amputation at right hip joint, subsequent encounter
- S78.011S — Complete traumatic amputation at right hip joint, sequela
- S78.012 — Complete traumatic amputation at left hip joint
- S78.012A — Complete traumatic amputation at left hip joint, initial encounter
- S78.012D — Complete traumatic amputation at left hip joint, subsequent encounter
- S78.012S — Complete traumatic amputation at left hip joint, sequela
- S78.019 — Complete traumatic amputation at unspecified hip joint
- S78.019A — Complete traumatic amputation at unspecified hip joint, initial encounter
- S78.019D — Complete traumatic amputation at unspecified hip joint, subsequent encounter
- S78.019S — Complete traumatic amputation at unspecified hip joint, sequela
- S78.02 — Partial traumatic amputation at hip joint
- S78.021 — Partial traumatic amputation at right hip joint
- S78.021A — Partial traumatic amputation at right hip joint, initial encounter
- S78.021D — Partial traumatic amputation at right hip joint, subsequent encounter
- S78.021S — Partial traumatic amputation at right hip joint, sequela
- S78.022 — Partial traumatic amputation at left hip joint
- S78.022A — Partial traumatic amputation at left hip joint, initial encounter
- S78.022D — Partial traumatic amputation at left hip joint, subsequent encounter
- S78.022S — Partial traumatic amputation at left hip joint, sequela
- S78.029 — Partial traumatic amputation at unspecified hip joint
- S78.029A — Partial traumatic amputation at unspecified hip joint, initial encounter
- S78.029D — Partial traumatic amputation at unspecified hip joint, subsequent encounter
- S78.029S — Partial traumatic amputation at unspecified hip joint, sequela
- S78.1 — Traumatic amputation at level between hip and knee
- S78.11 — Complete traumatic amputation at level between hip and knee
- S78.111 — Complete traumatic amputation at level between right hip and knee
- S78.111A — Complete traumatic amputation at level between right hip and knee, initial encounter
- S78.111D — Complete traumatic amputation at level between right hip and knee, subsequent encounter
- S78.111S — Complete traumatic amputation at level between right hip and knee, sequela
- S78.112 — Complete traumatic amputation at level between left hip and knee
- S78.112A — Complete traumatic amputation at level between left hip and knee, initial encounter
- S78.112D — Complete traumatic amputation at level between left hip and knee, subsequent encounter
- S78.112S — Complete traumatic amputation at level between left hip and knee, sequela
- S78.119 — Complete traumatic amputation at level between unspecified hip and knee
- S78.119A — Complete traumatic amputation at level between unspecified hip and knee, initial encounter
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 S73.129D
Ischiocapsular ligament sprain of unspecified hip, subsequent encounter
ICD Code S75.129D
Major laceration of femoral vein at hip and thigh level, unspecified leg, subsequent encounter
ICD Code S76.129D
Laceration of unspecified quadriceps muscle, fascia and tendon, subsequent encounter
ICD Code S79.129D
Salter-Harris Type II physeal fracture of lower end of unspecified femur, subsequent encounter for fracture with routine healing