ICD-10-CM T23: Burn and corrosion of wrist and hand

ICD-10-CM Diagnosis Code (2025)

Official Description for T23

Burn and corrosion of wrist and hand

Coding Notes & Guidelines for T23

Code First

(T51-T65) to identify chemical and intent

Code First

(T51-T65) to identify chemical and intent

Code First

(T51-T65) to identify chemical and intent

Code First

(T51-T65) to identify chemical and intent

Use Additional Code

external cause code to identify the source, place and intent of the burn (X00-X19, X75-X77, X96-X98, Y92)

Use Additional Code

external cause code to identify the source, place and intent of the burn (X00-X19, X75-X77, X96-X98, Y92)

Use Additional Code

external cause code to identify the source, place and intent of the burn (X00-X19, X75-X77, X96-X98, Y92)

Use Additional Code

external cause code to identify the source, place and intent of the burn (X00-X19, X75-X77, X96-X98, Y92)

Use Additional Code

external cause code to identify place (Y92)

Use Additional Code

external cause code to identify place (Y92)

Use Additional Code

external cause code to identify place (Y92)

Use Additional Code

external cause code to identify place (Y92)

7th Character Guidance

The appropriate 7th character is to be added to each code from category T23

7th Character Definitions
  • A: initial encounter
  • D: subsequent encounter
  • S: sequela

Child Codes (More Specific Codes for T23):

T23.0 - Burn of unspecified degree of wrist and hand T23.00 - Burn of unspecified degree of hand, unspecified site T23.001 - Burn of unspecified degree of right hand, unspecified site T23.002 - Burn of unspecified degree of left hand, unspecified site T23.009 - Burn of unspecified degree of unspecified hand, unspecified site T23.01 - Burn of unspecified degree of thumb (nail) T23.011 - Burn of unspecified degree of right thumb (nail) T23.012 - Burn of unspecified degree of left thumb (nail) T23.019 - Burn of unspecified degree of unspecified thumb (nail) T23.02 - Burn of unspecified degree of single finger (nail) except thumb T23.021 - Burn of unspecified degree of single right finger (nail) except thumb T23.022 - Burn of unspecified degree of single left finger (nail) except thumb T23.029 - Burn of unspecified degree of unspecified single finger (nail) except thumb T23.03 - Burn of unspecified degree of multiple fingers (nail), not including thumb T23.031 - Burn of unspecified degree of multiple right fingers (nail), not including thumb T23.032 - Burn of unspecified degree of multiple left fingers (nail), not including thumb T23.039 - Burn of unspecified degree of unspecified multiple fingers (nail), not including thumb T23.04 - Burn of unspecified degree of multiple fingers (nail), including thumb T23.041 - Burn of unspecified degree of multiple right fingers (nail), including thumb T23.042 - Burn of unspecified degree of multiple left fingers (nail), including thumb T23.049 - Burn of unspecified degree of unspecified multiple fingers (nail), including thumb T23.05 - Burn of unspecified degree of palm T23.051 - Burn of unspecified degree of right palm T23.052 - Burn of unspecified degree of left palm T23.059 - Burn of unspecified degree of unspecified palm T23.06 - Burn of unspecified degree of back of hand T23.061 - Burn of unspecified degree of back of right hand T23.062 - Burn of unspecified degree of back of left hand T23.069 - Burn of unspecified degree of back of unspecified hand T23.07 - Burn of unspecified degree of wrist T23.071 - Burn of unspecified degree of right wrist T23.072 - Burn of unspecified degree of left wrist T23.079 - Burn of unspecified degree of unspecified wrist T23.09 - Burn of unspecified degree of multiple sites of wrist and hand T23.091 - Burn of unspecified degree of multiple sites of right wrist and hand T23.092 - Burn of unspecified degree of multiple sites of left wrist and hand T23.099 - Burn of unspecified degree of multiple sites of unspecified wrist and hand T23.1 - Burn of first degree of wrist and hand T23.10 - Burn of first degree of hand, unspecified site T23.101 - Burn of first degree of right hand, unspecified site T23.102 - Burn of first degree of left hand, unspecified site T23.109 - Burn of first degree of unspecified hand, unspecified site T23.11 - Burn of first degree of thumb (nail) T23.111 - Burn of first degree of right thumb (nail) T23.112 - Burn of first degree of left thumb (nail) T23.119 - Burn of first degree of unspecified thumb (nail) T23.12 - Burn of first degree of single finger (nail) except thumb T23.121 - Burn of first degree of single right finger (nail) except thumb T23.122 - Burn of first degree of single left finger (nail) except thumb T23.129 - Burn of first degree of unspecified single finger (nail) except thumb T23.13 - Burn of first degree of multiple fingers (nail), not including thumb T23.131 - Burn of first degree of multiple right fingers (nail), not including thumb T23.132 - Burn of first degree of multiple left fingers (nail), not including thumb T23.139 - Burn of first degree of unspecified multiple fingers (nail), not including thumb T23.14 - Burn of first degree of multiple fingers (nail), including thumb T23.141 - Burn of first degree of multiple right fingers (nail), including thumb T23.142 - Burn of first degree of multiple left fingers (nail), including thumb T23.149 - Burn of first degree of unspecified multiple fingers (nail), including thumb T23.15 - Burn of first degree of palm T23.151 - Burn of first degree of right palm T23.152 - Burn of first degree of left palm T23.159 - Burn of first degree of unspecified palm T23.16 - Burn of first degree of back of hand T23.161 - Burn of first degree of back of right hand T23.162 - Burn of first degree of back of left hand T23.169 - Burn of first degree of back of unspecified hand T23.17 - Burn of first degree of wrist T23.171 - Burn of first degree of right wrist T23.172 - Burn of first degree of left wrist T23.179 - Burn of first degree of unspecified wrist T23.19 - Burn of first degree of multiple sites of wrist and hand T23.191 - Burn of first degree of multiple sites of right wrist and hand T23.192 - Burn of first degree of multiple sites of left wrist and hand T23.199 - Burn of first degree of multiple sites of unspecified wrist and hand T23.2 - Burn of second degree of wrist and hand T23.20 - Burn of second degree of hand, unspecified site T23.201 - Burn of second degree of right hand, unspecified site T23.202 - Burn of second degree of left hand, unspecified site T23.209 - Burn of second degree of unspecified hand, unspecified site T23.21 - Burn of second degree of thumb (nail) T23.211 - Burn of second degree of right thumb (nail) T23.212 - Burn of second degree of left thumb (nail) T23.219 - Burn of second degree of unspecified thumb (nail) T23.22 - Burn of second degree of single finger (nail) except thumb T23.221 - Burn of second degree of single right finger (nail) except thumb T23.222 - Burn of second degree of single left finger (nail) except thumb T23.229 - Burn of second degree of unspecified single finger (nail) except thumb T23.23 - Burn of second degree of multiple fingers (nail), not including thumb T23.231 - Burn of second degree of multiple right fingers (nail), not including thumb T23.232 - Burn of second degree of multiple left fingers (nail), not including thumb T23.239 - Burn of second degree of unspecified multiple fingers (nail), not including thumb T23.24 - Burn of second degree of multiple fingers (nail), including thumb T23.241 - Burn of second degree of multiple right fingers (nail), including thumb T23.242 - Burn of second degree of multiple left fingers (nail), including thumb T23.249 - Burn of second degree of unspecified multiple fingers (nail), including thumb T23.25 - Burn of second degree of palm T23.251 - Burn of second degree of right palm T23.252 - Burn of second degree of left palm T23.259 - Burn of second degree of unspecified palm T23.26 - Burn of second degree of back of hand T23.261 - Burn of second degree of back of right hand T23.262 - Burn of second degree of back of left hand T23.269 - Burn of second degree of back of unspecified hand T23.27 - Burn of second degree of wrist T23.271 - Burn of second degree of right wrist T23.272 - Burn of second degree of left wrist T23.279 - Burn of second degree of unspecified wrist T23.29 - Burn of second degree of multiple sites of wrist and hand T23.291 - Burn of second degree of multiple sites of right wrist and hand T23.292 - Burn of second degree of multiple sites of left wrist and hand T23.299 - Burn of second degree of multiple sites of unspecified wrist and hand T23.3 - Burn of third degree of wrist and hand T23.30 - Burn of third degree of hand, unspecified site T23.301 - Burn of third degree of right hand, unspecified site T23.302 - Burn of third degree of left hand, unspecified site T23.309 - Burn of third degree of unspecified hand, unspecified site T23.31 - Burn of third degree of thumb (nail) T23.311 - Burn of third degree of right thumb (nail) T23.312 - Burn of third degree of left thumb (nail) T23.319 - Burn of third degree of unspecified thumb (nail) T23.32 - Burn of third degree of single finger (nail) except thumb T23.321 - Burn of third degree of single right finger (nail) except thumb T23.322 - Burn of third degree of single left finger (nail) except thumb T23.329 - Burn of third degree of unspecified single finger (nail) except thumb T23.33 - Burn of third degree of multiple fingers (nail), not including thumb T23.331 - Burn of third degree of multiple right fingers (nail), not including thumb T23.332 - Burn of third degree of multiple left fingers (nail), not including thumb T23.339 - Burn of third degree of unspecified multiple fingers (nail), not including thumb T23.34 - Burn of third degree of multiple fingers (nail), including thumb T23.341 - Burn of third degree of multiple right fingers (nail), including thumb T23.342 - Burn of third degree of multiple left fingers (nail), including thumb T23.349 - Burn of third degree of unspecified multiple fingers (nail), including thumb T23.35 - Burn of third degree of palm T23.351 - Burn of third degree of right palm T23.352 - Burn of third degree of left palm T23.359 - Burn of third degree of unspecified palm T23.36 - Burn of third degree of back of hand T23.361 - Burn of third degree of back of right hand T23.362 - Burn of third degree of back of left hand T23.369 - Burn of third degree of back of unspecified hand T23.37 - Burn of third degree of wrist T23.371 - Burn of third degree of right wrist T23.372 - Burn of third degree of left wrist T23.379 - Burn of third degree of unspecified wrist T23.39 - Burn of third degree of multiple sites of wrist and hand T23.391 - Burn of third degree of multiple sites of right wrist and hand T23.392 - Burn of third degree of multiple sites of left wrist and hand T23.399 - Burn of third degree of multiple sites of unspecified wrist and hand T23.4 - Corrosion of unspecified degree of wrist and hand T23.40 - Corrosion of unspecified degree of hand, unspecified site T23.401 - Corrosion of unspecified degree of right hand, unspecified site T23.402 - Corrosion of unspecified degree of left hand, unspecified site T23.409 - Corrosion of unspecified degree of unspecified hand, unspecified site T23.41 - Corrosion of unspecified degree of thumb (nail) T23.411 - Corrosion of unspecified degree of right thumb (nail) T23.412 - Corrosion of unspecified degree of left thumb (nail) T23.419 - Corrosion of unspecified degree of unspecified thumb (nail) T23.42 - Corrosion of unspecified degree of single finger (nail) except thumb T23.421 - Corrosion of unspecified degree of single right finger (nail) except thumb T23.422 - Corrosion of unspecified degree of single left finger (nail) except thumb T23.429 - Corrosion of unspecified degree of unspecified single finger (nail) except thumb T23.43 - Corrosion of unspecified degree of multiple fingers (nail), not including thumb T23.431 - Corrosion of unspecified degree of multiple right fingers (nail), not including thumb T23.432 - Corrosion of unspecified degree of multiple left fingers (nail), not including thumb T23.439 - Corrosion of unspecified degree of unspecified multiple fingers (nail), not including thumb T23.44 - Corrosion of unspecified degree of multiple fingers (nail), including thumb T23.441 - Corrosion of unspecified degree of multiple right fingers (nail), including thumb T23.442 - Corrosion of unspecified degree of multiple left fingers (nail), including thumb T23.449 - Corrosion of unspecified degree of unspecified multiple fingers (nail), including thumb T23.45 - Corrosion of unspecified degree of palm T23.451 - Corrosion of unspecified degree of right palm T23.452 - Corrosion of unspecified degree of left palm T23.459 - Corrosion of unspecified degree of unspecified palm T23.46 - Corrosion of unspecified degree of back of hand T23.461 - Corrosion of unspecified degree of back of right hand T23.462 - Corrosion of unspecified degree of back of left hand T23.469 - Corrosion of unspecified degree of back of unspecified hand T23.47 - Corrosion of unspecified degree of wrist T23.471 - Corrosion of unspecified degree of right wrist T23.472 - Corrosion of unspecified degree of left wrist T23.479 - Corrosion of unspecified degree of unspecified wrist T23.49 - Corrosion of unspecified degree of multiple sites of wrist and hand T23.491 - Corrosion of unspecified degree of multiple sites of right wrist and hand T23.492 - Corrosion of unspecified degree of multiple sites of left wrist and hand T23.499 - Corrosion of unspecified degree of multiple sites of unspecified wrist and hand T23.5 - Corrosion of first degree of wrist and hand T23.50 - Corrosion of first degree of hand, unspecified site T23.501 - Corrosion of first degree of right hand, unspecified site T23.502 - Corrosion of first degree of left hand, unspecified site T23.509 - Corrosion of first degree of unspecified hand, unspecified site T23.51 - Corrosion of first degree of thumb (nail) T23.511 - Corrosion of first degree of right thumb (nail) T23.512 - Corrosion of first degree of left thumb (nail) T23.519 - Corrosion of first degree of unspecified thumb (nail) T23.52 - Corrosion of first degree of single finger (nail) except thumb T23.521 - Corrosion of first degree of single right finger (nail) except thumb T23.522 - Corrosion of first degree of single left finger (nail) except thumb T23.529 - Corrosion of first degree of unspecified single finger (nail) except thumb T23.53 - Corrosion of first degree of multiple fingers (nail), not including thumb T23.531 - Corrosion of first degree of multiple right fingers (nail), not including thumb T23.532 - Corrosion of first degree of multiple left fingers (nail), not including thumb T23.539 - Corrosion of first degree of unspecified multiple fingers (nail), not including thumb T23.54 - Corrosion of first degree of multiple fingers (nail), including thumb T23.541 - Corrosion of first degree of multiple right fingers (nail), including thumb T23.542 - Corrosion of first degree of multiple left fingers (nail), including thumb T23.549 - Corrosion of first degree of unspecified multiple fingers (nail), including thumb T23.55 - Corrosion of first degree of palm T23.551 - Corrosion of first degree of right palm T23.552 - Corrosion of first degree of left palm T23.559 - Corrosion of first degree of unspecified palm T23.56 - Corrosion of first degree of back of hand T23.561 - Corrosion of first degree of back of right hand T23.562 - Corrosion of first degree of back of left hand T23.569 - Corrosion of first degree of back of unspecified hand T23.57 - Corrosion of first degree of wrist T23.571 - Corrosion of first degree of right wrist T23.572 - Corrosion of first degree of left wrist T23.579 - Corrosion of first degree of unspecified wrist T23.59 - Corrosion of first degree of multiple sites of wrist and hand T23.591 - Corrosion of first degree of multiple sites of right wrist and hand T23.592 - Corrosion of first degree of multiple sites of left wrist and hand T23.599 - Corrosion of first degree of multiple sites of unspecified wrist and hand T23.6 - Corrosion of second degree of wrist and hand T23.60 - Corrosion of second degree of hand, unspecified site T23.601 - Corrosion of second degree of right hand, unspecified site T23.602 - Corrosion of second degree of left hand, unspecified site T23.609 - Corrosion of second degree of unspecified hand, unspecified site T23.61 - Corrosion of second degree of thumb (nail) T23.611 - Corrosion of second degree of right thumb (nail) T23.612 - Corrosion of second degree of left thumb (nail) T23.619 - Corrosion of second degree of unspecified thumb (nail) T23.62 - Corrosion of second degree of single finger (nail) except thumb T23.621 - Corrosion of second degree of single right finger (nail) except thumb T23.622 - Corrosion of second degree of single left finger (nail) except thumb T23.629 - Corrosion of second degree of unspecified single finger (nail) except thumb T23.63 - Corrosion of second degree of multiple fingers (nail), not including thumb T23.631 - Corrosion of second degree of multiple right fingers (nail), not including thumb T23.632 - Corrosion of second degree of multiple left fingers (nail), not including thumb T23.639 - Corrosion of second degree of unspecified multiple fingers (nail), not including thumb T23.64 - Corrosion of second degree of multiple fingers (nail), including thumb T23.641 - Corrosion of second degree of multiple right fingers (nail), including thumb T23.642 - Corrosion of second degree of multiple left fingers (nail), including thumb T23.649 - Corrosion of second degree of unspecified multiple fingers (nail), including thumb T23.65 - Corrosion of second degree of palm T23.651 - Corrosion of second degree of right palm T23.652 - Corrosion of second degree of left palm T23.659 - Corrosion of second degree of unspecified palm T23.66 - Corrosion of second degree of back of hand T23.661 - Corrosion of second degree back of right hand T23.662 - Corrosion of second degree back of left hand T23.669 - Corrosion of second degree back of unspecified hand T23.67 - Corrosion of second degree of wrist T23.671 - Corrosion of second degree of right wrist T23.672 - Corrosion of second degree of left wrist T23.679 - Corrosion of second degree of unspecified wrist T23.69 - Corrosion of second degree of multiple sites of wrist and hand T23.691 - Corrosion of second degree of multiple sites of right wrist and hand T23.692 - Corrosion of second degree of multiple sites of left wrist and hand T23.699 - Corrosion of second degree of multiple sites of unspecified wrist and hand T23.7 - Corrosion of third degree of wrist and hand T23.70 - Corrosion of third degree of hand, unspecified site T23.701 - Corrosion of third degree of right hand, unspecified site T23.702 - Corrosion of third degree of left hand, unspecified site T23.709 - Corrosion of third degree of unspecified hand, unspecified site T23.71 - Corrosion of third degree of thumb (nail) T23.711 - Corrosion of third degree of right thumb (nail) T23.712 - Corrosion of third degree of left thumb (nail) T23.719 - Corrosion of third degree of unspecified thumb (nail) T23.72 - Corrosion of third degree of single finger (nail) except thumb T23.721 - Corrosion of third degree of single right finger (nail) except thumb T23.722 - Corrosion of third degree of single left finger (nail) except thumb T23.729 - Corrosion of third degree of unspecified single finger (nail) except thumb T23.73 - Corrosion of third degree of multiple fingers (nail), not including thumb T23.731 - Corrosion of third degree of multiple right fingers (nail), not including thumb T23.732 - Corrosion of third degree of multiple left fingers (nail), not including thumb T23.739 - Corrosion of third degree of unspecified multiple fingers (nail), not including thumb T23.74 - Corrosion of third degree of multiple fingers (nail), including thumb T23.741 - Corrosion of third degree of multiple right fingers (nail), including thumb T23.742 - Corrosion of third degree of multiple left fingers (nail), including thumb T23.749 - Corrosion of third degree of unspecified multiple fingers (nail), including thumb T23.75 - Corrosion of third degree of palm T23.751 - Corrosion of third degree of right palm T23.752 - Corrosion of third degree of left palm T23.759 - Corrosion of third degree of unspecified palm T23.76 - Corrosion of third degree of back of hand T23.761 - Corrosion of third degree of back of right hand T23.762 - Corrosion of third degree of back of left hand T23.769 - Corrosion of third degree back of unspecified hand T23.77 - Corrosion of third degree of wrist T23.771 - Corrosion of third degree of right wrist T23.772 - Corrosion of third degree of left wrist T23.779 - Corrosion of third degree of unspecified wrist T23.79 - Corrosion of third degree of multiple sites of wrist and hand T23.791 - Corrosion of third degree of multiple sites of right wrist and hand T23.792 - Corrosion of third degree of multiple sites of left wrist and hand T23.799 - Corrosion of third degree of multiple sites of unspecified wrist and hand

About ICD-10-CM Code T23 (Burn and corrosion of wrist and hand)

ICD-10-CM code T23 is a billable or specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2025 edition of ICD-10-CM T23 became effective on October 1, 2024.

This page provides detailed information about T23 - Burn and corrosion of wrist and hand. It includes common terminology, coding guidelines such as "Includes," "Excludes1," and "Excludes2" notes, and information on required 7th characters. Utilizing this information correctly is essential for accurate medical coding and claims submission for conditions like Burn and corrosion of wrist and hand.