MCMCB Pro
S62.509G

S62.509GFracture of unspecified phalanx of unspecified thumb, subsequent encounter for fracture with delayed healing

Billable / specific codeICD-10-CMPOA exempt

S62.509G is a billable, specific ICD-10-CM code for fracture of unspecified phalanx of unspecified thumb, subsequent encounter for fracture with delayed healing. It is valid for submission on a claim.

7th character "G" — subsequent encounter for fracture with delayed healing

The appropriate 7th character is to be added to each code from category S62

A
initial encounter for closed fracture
B
initial encounter for open fracture
D
subsequent encounter for fracture with routine healing
G
subsequent encounter for fracture with delayed healing
K
subsequent encounter for fracture with nonunion
P
subsequent encounter for fracture with malunion
S
sequela

Risk adjustment

S62.509G does not map to an HCC and does not risk-adjust under CMS-HCC V28. That is normal — most ICD-10 codes do not. It still needs to be coded correctly; it just will not move a RAF score.

Related codes at this level

Codes that share S62.509. If S62.509G is not quite right, the correct code is usually one of these.

Questions about S62.509G

Is S62.509G a billable ICD-10-CM code?
Yes. S62.509G is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does S62.509G sit in the tabular list?
Injury, poisoning and certain other consequences of external causes (S00-T88), in the block Injuries to the wrist, hand and fingers (S60-S69).
ICD-10-CMFY2026-Apr· effective April 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release — see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.