D48.1 – Neoplasm of uncertain behavior of connective and other soft tissue

ICD-10-CM 2027 diagnosis code · Neoplasms of uncertain behavior, polycythemia vera and myelodysplastic syndromes

Non-billable header

ICD-10-CM code D48.1
Code
D48.1 (claims format: D481)
Description
Neoplasm of uncertain behavior of connective and other soft tissue
Short description
Neoplasm of uncertain behavior of connctv/soft tiss
Billable
No – use a more specific code below
Valid for
Dates of service October 1, 2026 – September 30, 2027 (FY2027)
Chapter
2. Neoplasms (C00-D49)
Block
D37-D48 Neoplasms of uncertain behavior, polycythemia vera and myelodysplastic syndromes
Parent codes
D48

Billable codes under D48.1

D48.1 is a header code and cannot be used on claims. Choose the most specific code:

Notes for D48.1

Applicable to:
  • Neoplasm of uncertain behavior of connective tissue of ear
  • Neoplasm of uncertain behavior of connective tissue of eyelid
  • Stromal tumors of uncertain behavior of digestive system
Excludes1 (not coded here):
  • neoplasm of uncertain behavior of articular cartilage (D48.0)
  • neoplasm of uncertain behavior of cartilage of larynx (D38.0)
  • neoplasm of uncertain behavior of cartilage of nose (D38.5)
  • neoplasm of uncertain behavior of connective tissue of breast (D48.6-)

Notes inherited from parent codes

Instructional notes at a category or block level apply to every code below it.

D48 – Neoplasm of uncertain behavior of other and unspecified sites

Excludes1 (not coded here):
  • neurofibromatosis (nonmalignant) (Q85.0-)

Block D37-D48

Excludes1 (not coded here):
  • neoplasms of unspecified behavior (D49.-)
Notes:
  • Categories D37-D44, and D48 classify by site neoplasms of uncertain behavior, i.e., histologic confirmation whether the neoplasm is malignant or benign cannot be made.

Related codes in D48

Frequently asked questions

What is ICD-10 code D48.1?

D48.1 is the ICD-10-CM code for neoplasm of uncertain behavior of connective and other soft tissue, in the block D37-D48 (Neoplasms of uncertain behavior, polycythemia vera and myelodysplastic syndromes).

Is D48.1 a billable code?

No. D48.1 is a header code with more specific child codes; report one of the billable codes listed above.

What category does D48.1 belong to?

It belongs to category D48 – Neoplasm of uncertain behavior of other and unspecified sites.

Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.