C79.2 SECONDARY MALIGNANT NEOPLASM OF SKIN

Home > ICD-10 List > Neoplasms > Malignant neoplasms of ill-defined, other secondary and unspecified sites (C76-C80) > Secondary malignant neoplasm of other and unspecified sites (C79) > C79.2

Code Information

Diagnosis Code: C79.2

Short Description: Secondary malignant neoplasm of skin

Long Description: Secondary malignant neoplasm of skin

The code C79.2 is VALID for claim submission

Code Classification:

Neoplasms (C00–D49)
- Malignant neoplasms of ill-defined, other secondary and unspecified sites (C76-C80)
  - Secondary malignant neoplasm of other and unspecified sites (C79)
    - C79.2 Secondary malignant neoplasm of skin

Code Version: 2022 ICD-10-CM

Synonyms

Acantholytic squamous cell carcinoma of skin
Basosquamous carcinoma of skin
Clear cell squamous cell carcinoma of skin
Leukemic infiltration of skin
Leukemic infiltration of skin
Leukemic infiltration of skin
Leukemic infiltration of skin
Malignant infiltration of skin by underlying tumor
Malignant melanoma of unknown origin
Malignant neoplasm of bone, connective tissue, skin and breast
Malignant neoplasm of scalp
Malignant neoplasm of skin of abdominal wall
Malignant neoplasm of skin of abdominal wall
Malignant neoplasm of skin of abdominal wall
Malignant neoplasm of skin of cheek, external
Malignant neoplasm of skin of external auditory meatus
Malignant neoplasm of skin of forearm
Malignant neoplasm of skin of lower leg
Malignant neoplasm of skin of lower leg
Malignant neoplasm of skin of popliteal fossa area
Malignant neoplasm of skin of temple
Malignant neoplasm of skin of upper arm
Malignant neoplasm of soft tissue of buttock
Malignant neoplasm of soft tissue of toe
Malignant neoplasm of tarsus of eyelid
Malignant tumor of unknown origin
Metastatic acantholytic squamous cell carcinoma
Metastatic acantholytic squamous cell carcinoma to skin
Metastatic adenocarcinoma to Moll's gland
Metastatic adenocarcinoma to skin
Metastatic adenocarcinoma to skin
Metastatic basal cell carcinoma
Metastatic basosquamous cell carcinoma to skin
Metastatic carcinoma to bone, connective tissue, skin and breast
Metastatic carcinoma to meibomian gland
Metastatic carcinoma to skin
Metastatic carcinoma to skin of head
Metastatic carcinoma to skin of lower limb
Metastatic carcinoma to skin of neck
Metastatic carcinoma to skin of trunk
Metastatic carcinoma to skin of upper limb
Metastatic clear cell squamous cell carcinoma to skin
Metastatic malignant melanoma
Metastatic malignant melanoma to skin
Metastatic malignant neoplasm to adnexa of skin
Metastatic malignant neoplasm to adnexa of skin
Metastatic malignant neoplasm to adnexa of skin
Metastatic malignant neoplasm to axilla
Metastatic malignant neoplasm to cheek
Metastatic malignant neoplasm to conjunctiva
Metastatic malignant neoplasm to forearm
Metastatic malignant neoplasm to hand
Metastatic malignant neoplasm to hand
Metastatic malignant neoplasm to inguinal region
Metastatic malignant neoplasm to jaw
Metastatic malignant neoplasm to lower leg
Metastatic malignant neoplasm to lower leg
Metastatic malignant neoplasm to nose
Metastatic malignant neoplasm to orbit
Metastatic malignant neoplasm to perianal skin
Metastatic malignant neoplasm to sebaceous gland
Metastatic malignant neoplasm to sebaceous gland
Metastatic malignant neoplasm to skin
Metastatic malignant neoplasm to skin of abdomen
Metastatic malignant neoplasm to skin of ankle
Metastatic malignant neoplasm to skin of axilla
Metastatic malignant neoplasm to skin of back
Metastatic malignant neoplasm to skin of breast
Metastatic malignant neoplasm to skin of buttock
Metastatic malignant neoplasm to skin of cheek
Metastatic malignant neoplasm to skin of chest
Metastatic malignant neoplasm to skin of chin
Metastatic malignant neoplasm to skin of ear
Metastatic malignant neoplasm to skin of elbow
Metastatic malignant neoplasm to skin of external auditory canal
Metastatic malignant neoplasm to skin of eyebrow
Metastatic malignant neoplasm to skin of eyelid
Metastatic malignant neoplasm to skin of eyelid
Metastatic malignant neoplasm to skin of face
Metastatic malignant neoplasm to skin of face
Metastatic malignant neoplasm to skin of finger
Metastatic malignant neoplasm to skin of foot
Metastatic malignant neoplasm to skin of foot
Metastatic malignant neoplasm to skin of forearm
Metastatic malignant neoplasm to skin of forehead
Metastatic malignant neoplasm to skin of groin
Metastatic malignant neoplasm to skin of hand
Metastatic malignant neoplasm to skin of head
Metastatic malignant neoplasm to skin of hip
Metastatic malignant neoplasm to skin of hip and skin of lower leg
Metastatic malignant neoplasm to skin of knee
Metastatic malignant neoplasm to skin of lip
Metastatic malignant neoplasm to skin of lower leg
Metastatic malignant neoplasm to skin of lower limb
Metastatic malignant neoplasm to skin of neck
Metastatic malignant neoplasm to skin of neck
Metastatic malignant neoplasm to skin of nose
Metastatic malignant neoplasm to skin of perineum
Metastatic malignant neoplasm to skin of popliteal area
Metastatic malignant neoplasm to skin of scalp
Metastatic malignant neoplasm to skin of shoulder
Metastatic malignant neoplasm to skin of shoulder and arm
Metastatic malignant neoplasm to skin of temporal region
Metastatic malignant neoplasm to skin of thigh
Metastatic malignant neoplasm to skin of toe
Metastatic malignant neoplasm to skin of trunk
Metastatic malignant neoplasm to skin of trunk
Metastatic malignant neoplasm to skin of umbilicus
Metastatic malignant neoplasm to skin of upper arm
Metastatic malignant neoplasm to skin of upper limb
Metastatic malignant neoplasm to skin of upper limb
Metastatic malignant neoplasm to skin of wrist
Metastatic malignant neoplasm to soft tissues of axilla
Metastatic malignant neoplasm to soft tissues of buttock
Metastatic malignant neoplasm to soft tissues of face
Metastatic malignant neoplasm to soft tissues of face
Metastatic malignant neoplasm to soft tissues of face
Metastatic malignant neoplasm to soft tissues of face
Metastatic malignant neoplasm to soft tissues of face
Metastatic malignant neoplasm to soft tissues of face
Metastatic malignant neoplasm to soft tissues of face
Metastatic malignant neoplasm to soft tissues of face
Metastatic malignant neoplasm to soft tissues of face
Metastatic malignant neoplasm to soft tissues of face
Metastatic malignant neoplasm to soft tissues of hip
Metastatic malignant neoplasm to soft tissues of hip
Metastatic malignant neoplasm to soft tissues of neck
Metastatic malignant neoplasm to soft tissues of neck
Metastatic malignant neoplasm to soft tissues of perineum
Metastatic malignant neoplasm to soft tissues of perineum
Metastatic malignant neoplasm to soft tissues of thorax
Metastatic malignant neoplasm to soft tissues of thorax
Metastatic malignant neoplasm to sweat gland
Metastatic malignant neoplasm to sweat gland
Metastatic malignant neoplasm to thigh
Metastatic malignant neoplasm to upper arm
Metastatic plantar verrucous carcinoma
Metastatic small cell carcinoma
Metastatic squamous cell carcinoma to skin
Metastatic squamous cell carcinoma to skin
Metastatic squamous cell carcinoma to skin
Metastatic squamous cell carcinoma to skin
Neoplasm of skin of ankle
Neoplasm of skin of axilla
Neoplasm of skin of buttock
Neoplasm of skin of chin
Neoplasm of skin of elbow
Neoplasm of skin of external auditory canal
Neoplasm of skin of eyebrow
Neoplasm of skin of finger
Neoplasm of skin of forearm
Neoplasm of skin of groin
Neoplasm of skin of lower leg
Neoplasm of skin of lower leg
Neoplasm of skin of popliteal area
Neoplasm of skin of thigh
Neoplasm of skin of toe
Neoplasm of skin of umbilicus
Neoplasm of skin of upper arm
Neoplasm of skin of wrist
Plantar verrucous carcinoma
Sarcomatous metastasis in skin
Small cell carcinoma metastatic to skin
Squamous cell carcinoma of foot
Squamous cell carcinoma of skin of lower extremity
T-cell leukemic infiltration of skin
Tumor invades dermis
Tumor invades skin
Tumor invasion limited to skin
Tumor of unknown origin

Diagnostic Related Group(s)

The code C79.2 is grouped in the following Diagnostic Related Group(s) (MS-DRG v39.0)

Mastectomy For Malignancy With Cc/mcc (582)
Mastectomy For Malignancy Without Cc/mcc (583)

References to Index of Diseases and Injuries

The code C79.2 has the following ICD-10-CM references to the Index of Diseases and Injuries

Type 1 Excludes Notes:
- secondary Merkel cell carcinoma (@C7B.1*)

Crosswalk Information

ICD-10 Code		ICD-9 Code	ICD-9 Description
C79.2		198.2	Secondary malig neo skin

This ICD-10 to ICD-9 data is based on the 2018 General Equivalency Mapping (GEM) files published by the Centers for Medicare & Medicaid Services (CMS) for informational purposes only. The data is not an ICD-10 conversion tool and doesn’t guarantee clinical accuracy.

Similar Codes

ICD-10 Code	ICD-10 Description
C79	Secondary malignant neoplasm of other and unspecified sites
C79.0	Secondary malignant neoplasm of kidney and renal pelvis
C79.00	Secondary malignant neoplasm of unspecified kidney and renal pelvis
C79.01	Secondary malignant neoplasm of right kidney and renal pelvis
C79.02	Secondary malignant neoplasm of left kidney and renal pelvis
C79.1	Secondary malignant neoplasm of bladder and other and unspecified urinary organs
C79.10	Secondary malignant neoplasm of unspecified urinary organs
C79.11	Secondary malignant neoplasm of bladder
C79.19	Secondary malignant neoplasm of other urinary organs
C79.3	Secondary malignant neoplasm of brain and cerebral meninges
C79.31	Secondary malignant neoplasm of brain
C79.32	Secondary malignant neoplasm of cerebral meninges
C79.4	Secondary malignant neoplasm of other and unspecified parts of nervous system
C79.40	Secondary malignant neoplasm of unspecified part of nervous system
C79.49	Secondary malignant neoplasm of other parts of nervous system
C79.5	Secondary malignant neoplasm of bone and bone marrow
C79.51	Secondary malignant neoplasm of bone
C79.52	Secondary malignant neoplasm of bone marrow
C79.6	Secondary malignant neoplasm of ovary
C79.60	Secondary malignant neoplasm of unspecified ovary
C79.61	Secondary malignant neoplasm of right ovary
C79.62	Secondary malignant neoplasm of left ovary
C79.63	Secondary malignant neoplasm of bilateral ovaries
C79.7	Secondary malignant neoplasm of adrenal gland
C79.70	Secondary malignant neoplasm of unspecified adrenal gland
C79.71	Secondary malignant neoplasm of right adrenal gland
C79.72	Secondary malignant neoplasm of left adrenal gland
C79.8	Secondary malignant neoplasm of other specified sites
C79.81	Secondary malignant neoplasm of breast
C79.82	Secondary malignant neoplasm of genital organs
C79.89	Secondary malignant neoplasm of other specified sites
C79.9	Secondary malignant neoplasm of unspecified site

This page was last updated on: 10/1/2023

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