D75.82 – Heparin induced thrombocytopenia (HIT)

ICD-10-CM 2027 diagnosis code · Other disorders of blood and blood-forming organs

Non-billable header

ICD-10-CM code D75.82

Code: D75.82 (claims format: D7582)
Description: Heparin induced thrombocytopenia (HIT)
Billable: No – use a more specific code below
Valid for: Dates of service October 1, 2026 – September 30, 2027 (FY2027)
Chapter: 3. Diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism (D50-D89)
Block: D70-D77 Other disorders of blood and blood-forming organs
Parent codes: D75 › D75.8

Billable codes under D75.82

D75.82 is a header code and cannot be used on claims. Choose the most specific code:

Notes for D75.82

Use additional code:

code, if applicable, for adverse effect of heparin (T45.515-)

Notes inherited from parent codes

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

D75 – Other and unspecified diseases of blood and blood-forming organs

Excludes2 (not included here):

acute lymphadenitis (L04.-)
chronic lymphadenitis (I88.1)
enlarged lymph nodes (R59.-)
hypergammaglobulinemia NOS (D89.2)
lymphadenitis NOS (I88.9)
mesenteric lymphadenitis (acute) (chronic) (I88.0)

Related codes in D75.8

D75.81 – MyelofibrosisBillable
D75.83 – ThrombocytosisHeader
D75.84 – Other platelet-activating anti-PF4 disordersBillable
D75.89 – Other specified diseases of blood and blood-forming organsBillable

Frequently asked questions

What is ICD-10 code D75.82?

D75.82 is the ICD-10-CM code for heparin induced thrombocytopenia (HIT), in the block D70-D77 (Other disorders of blood and blood-forming organs).

Is D75.82 a billable code?

No. D75.82 is a header code with more specific child codes; report one of the billable codes listed above.

What category does D75.82 belong to?

It belongs to category D75 – Other and unspecified diseases of blood and blood-forming organs.

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.