T20 | 
		  | 
		Burn and corrosion of head, face, and neck   | 
	
	
		 |  | 
		
	
		| Excludes2 | 
		burn and corrosion of ear drum (T28.41, T28.91) burn and corrosion of eye and adnexa (T26.-) burn and corrosion of mouth and pharynx (T28.0)
  | 
	 
	
		| char7Note | 
		The appropriate 7th character is to be added to each code from category T20
  | 
	 
	
		| char7Def | 
		A: initial encounter D: subsequent encounter S: sequela
  | 
	 
 
 | 
	
 |  | 
	
		 T20.0 | 
		  | 
		Burn of unspecified degree of head, face, and neck | 
	 
	
		 |  | 
		
	
		| UseAdditionalCode | 
		external cause code to identify the source, place and intent of the burn (X00-X19, X75-X77, X96-X98, Y92)
  | 
	 
 
 | 
	  |  | 
	
		 T20.00 | 
		 | 
		Burn of unspecified degree of head, face, and neck, unspecified site | 
	 
  |   |  | 
	
		 T20.01 | 
		  | 
		Burn of unspecified degree of ear [any part, except ear drum] | 
	 
	
		 |  | 
		
	
		| Excludes2 | 
		burn of ear drum (T28.41-)
  | 
	 
 
 | 
	  |  | 
	
		 T20.011 | 
		 | 
		Burn of unspecified degree of right ear [any part, except ear drum] | 
	 
  |   |  | 
	
		 T20.012 | 
		 | 
		Burn of unspecified degree of left ear [any part, except ear drum] | 
	 
  |   |  | 
	
		 T20.019 | 
		 | 
		Burn of unspecified degree of unspecified ear [any part, except ear drum] | 
	 
  |    |   |  | 
	
		 T20.02 | 
		 | 
		Burn of unspecified degree of lip(s) | 
	 
  |   |  | 
	
		 T20.03 | 
		 | 
		Burn of unspecified degree of chin | 
	 
  |   |  | 
	
		 T20.04 | 
		 | 
		Burn of unspecified degree of nose (septum) | 
	 
  |   |  | 
	
		 T20.05 | 
		 | 
		Burn of unspecified degree of scalp [any part] | 
	 
  |   |  | 
	
		 T20.06 | 
		 | 
		Burn of unspecified degree of forehead and cheek | 
	 
  |   |  | 
	
		 T20.07 | 
		 | 
		Burn of unspecified degree of neck | 
	 
  |   |  | 
	
		 T20.09 | 
		 | 
		Burn of unspecified degree of multiple sites of head, face, and neck | 
	 
  |    | 
 |  | 
	
		 T20.1 | 
		  | 
		Burn of first degree of head, face, and neck | 
	 
	
		 |  | 
		
	
		| UseAdditionalCode | 
		external cause code to identify the source, place and intent of the burn (X00-X19, X75-X77, X96-X98, Y92)
  | 
	 
 
 | 
	  |  | 
	
		 T20.10 | 
		 | 
		Burn of first degree of head, face, and neck, unspecified site | 
	 
  |   |  | 
	
		 T20.11 | 
		  | 
		Burn of first degree of ear [any part, except ear drum] | 
	 
	
		 |  | 
		
	
		| Excludes2 | 
		burn of ear drum (T28.41-)
  | 
	 
 
 | 
	  |  | 
	
		 T20.111 | 
		 | 
		Burn of first degree of right ear [any part, except ear drum] | 
	 
  |   |  | 
	
		 T20.112 | 
		 | 
		Burn of first degree of left ear [any part, except ear drum] | 
	 
  |   |  | 
	
		 T20.119 | 
		 | 
		Burn of first degree of unspecified ear [any part, except ear drum] | 
	 
  |    |   |  | 
	
		 T20.12 | 
		 | 
		Burn of first degree of lip(s) | 
	 
  |   |  | 
	
		 T20.13 | 
		 | 
		Burn of first degree of chin | 
	 
  |   |  | 
	
		 T20.14 | 
		 | 
		Burn of first degree of nose (septum) | 
	 
  |   |  | 
	
		 T20.15 | 
		 | 
		Burn of first degree of scalp [any part] | 
	 
  |   |  | 
	
		 T20.16 | 
		 | 
		Burn of first degree of forehead and cheek | 
	 
  |   |  | 
	
		 T20.17 | 
		 | 
		Burn of first degree of neck | 
	 
  |   |  | 
	
		 T20.19 | 
		 | 
		Burn of first degree of multiple sites of head, face, and neck | 
	 
  |    | 
 |  | 
	
		 T20.2 | 
		  | 
		Burn of second degree of head, face, and neck | 
	 
	
		 |  | 
		
	
		| UseAdditionalCode | 
		external cause code to identify the source, place and intent of the burn (X00-X19, X75-X77, X96-X98, Y92)
  | 
	 
 
 | 
	  |  | 
	
		 T20.20 | 
		 | 
		Burn of second degree of head, face, and neck, unspecified site | 
	 
  |   |  | 
	
		 T20.21 | 
		  | 
		Burn of second degree of ear [any part, except ear drum] | 
	 
	
		 |  | 
		
	
		| Excludes2 | 
		burn of ear drum (T28.41-)
  | 
	 
 
 | 
	  |  | 
	
		 T20.211 | 
		 | 
		Burn of second degree of right ear [any part, except ear drum] | 
	 
  |   |  | 
	
		 T20.212 | 
		 | 
		Burn of second degree of left ear [any part, except ear drum] | 
	 
  |   |  | 
	
		 T20.219 | 
		 | 
		Burn of second degree of unspecified ear [any part, except ear drum] | 
	 
  |    |   |  | 
	
		 T20.22 | 
		 | 
		Burn of second degree of lip(s) | 
	 
  |   |  | 
	
		 T20.23 | 
		 | 
		Burn of second degree of chin | 
	 
  |   |  | 
	
		 T20.24 | 
		 | 
		Burn of second degree of nose (septum) | 
	 
  |   |  | 
	
		 T20.25 | 
		 | 
		Burn of second degree of scalp [any part] | 
	 
  |   |  | 
	
		 T20.26 | 
		 | 
		Burn of second degree of forehead and cheek | 
	 
  |   |  | 
	
		 T20.27 | 
		 | 
		Burn of second degree of neck | 
	 
  |   |  | 
	
		 T20.29 | 
		 | 
		Burn of second degree of multiple sites of head, face, and neck | 
	 
  |    | 
 |  | 
	
		 T20.3 | 
		  | 
		Burn of third degree of head, face, and neck | 
	 
	
		 |  | 
		
	
		| UseAdditionalCode | 
		external cause code to identify the source, place and intent of the burn (X00-X19, X75-X77, X96-X98, Y92)
  | 
	 
 
 | 
	  |  | 
	
		 T20.30 | 
		 | 
		Burn of third degree of head, face, and neck, unspecified site | 
	 
  |   |  | 
	
		 T20.31 | 
		  | 
		Burn of third degree of ear [any part, except ear drum] | 
	 
	
		 |  | 
		
	
		| Excludes2 | 
		burn of ear drum (T28.41-)
  | 
	 
 
 | 
	  |  | 
	
		 T20.311 | 
		 | 
		Burn of third degree of right ear [any part, except ear drum] | 
	 
  |   |  | 
	
		 T20.312 | 
		 | 
		Burn of third degree of left ear [any part, except ear drum] | 
	 
  |   |  | 
	
		 T20.319 | 
		 | 
		Burn of third degree of unspecified ear [any part, except ear drum] | 
	 
  |    |   |  | 
	
		 T20.32 | 
		 | 
		Burn of third degree of lip(s) | 
	 
  |   |  | 
	
		 T20.33 | 
		 | 
		Burn of third degree of chin | 
	 
  |   |  | 
	
		 T20.34 | 
		 | 
		Burn of third degree of nose (septum) | 
	 
  |   |  | 
	
		 T20.35 | 
		 | 
		Burn of third degree of scalp [any part] | 
	 
  |   |  | 
	
		 T20.36 | 
		 | 
		Burn of third degree of forehead and cheek | 
	 
  |   |  | 
	
		 T20.37 | 
		 | 
		Burn of third degree of neck | 
	 
  |   |  | 
	
		 T20.39 | 
		 | 
		Burn of third degree of multiple sites of head, face, and neck | 
	 
  |    | 
 |  | 
	
		 T20.4 | 
		  | 
		Corrosion of unspecified degree of head, face, and neck | 
	 
	
		 |  | 
		
	
		| CodeFirst | 
		(T51-T65) to identify chemical and intent
  | 
	 
	
		| UseAdditionalCode | 
		external cause code to identify place (Y92)
  | 
	 
 
 | 
	  |  | 
	
		 T20.40 | 
		 | 
		Corrosion of unspecified degree of head, face, and neck, unspecified site | 
	 
  |   |  | 
	
		 T20.41 | 
		  | 
		Corrosion of unspecified degree of ear [any part, except ear drum] | 
	 
	
		 |  | 
		
	
		| Excludes2 | 
		corrosion of ear drum (T28.91-)
  | 
	 
 
 | 
	  |  | 
	
		 T20.411 | 
		 | 
		Corrosion of unspecified degree of right ear [any part, except ear drum] | 
	 
  |   |  | 
	
		 T20.412 | 
		 | 
		Corrosion of unspecified degree of left ear [any part, except ear drum] | 
	 
  |   |  | 
	
		 T20.419 | 
		 | 
		Corrosion of unspecified degree of unspecified ear [any part, except ear drum] | 
	 
  |    |   |  | 
	
		 T20.42 | 
		 | 
		Corrosion of unspecified degree of lip(s) | 
	 
  |   |  | 
	
		 T20.43 | 
		 | 
		Corrosion of unspecified degree of chin | 
	 
  |   |  | 
	
		 T20.44 | 
		 | 
		Corrosion of unspecified degree of nose (septum) | 
	 
  |   |  | 
	
		 T20.45 | 
		 | 
		Corrosion of unspecified degree of scalp [any part] | 
	 
  |   |  | 
	
		 T20.46 | 
		 | 
		Corrosion of unspecified degree of forehead and cheek | 
	 
  |   |  | 
	
		 T20.47 | 
		 | 
		Corrosion of unspecified degree of neck | 
	 
  |   |  | 
	
		 T20.49 | 
		 | 
		Corrosion of unspecified degree of multiple sites of head, face, and neck | 
	 
  |    | 
 |  | 
	
		 T20.5 | 
		  | 
		Corrosion of first degree of head, face, and neck | 
	 
	
		 |  | 
		
	
		| CodeFirst | 
		(T51-T65) to identify chemical and intent
  | 
	 
	
		| UseAdditionalCode | 
		external cause code to identify place (Y92)
  | 
	 
 
 | 
	  |  | 
	
		 T20.50 | 
		 | 
		Corrosion of first degree of head, face, and neck, unspecified site | 
	 
  |   |  | 
	
		 T20.51 | 
		  | 
		Corrosion of first degree of ear [any part, except ear drum] | 
	 
	
		 |  | 
		
	
		| Excludes2 | 
		corrosion of ear drum (T28.91-)
  | 
	 
 
 | 
	  |  | 
	
		 T20.511 | 
		 | 
		Corrosion of first degree of right ear [any part, except ear drum] | 
	 
  |   |  | 
	
		 T20.512 | 
		 | 
		Corrosion of first degree of left ear [any part, except ear drum] | 
	 
  |   |  | 
	
		 T20.519 | 
		 | 
		Corrosion of first degree of unspecified ear [any part, except ear drum] | 
	 
  |    |   |  | 
	
		 T20.52 | 
		 | 
		Corrosion of first degree of lip(s) | 
	 
  |   |  | 
	
		 T20.53 | 
		 | 
		Corrosion of first degree of chin | 
	 
  |   |  | 
	
		 T20.54 | 
		 | 
		Corrosion of first degree of nose (septum) | 
	 
  |   |  | 
	
		 T20.55 | 
		 | 
		Corrosion of first degree of scalp [any part] | 
	 
  |   |  | 
	
		 T20.56 | 
		 | 
		Corrosion of first degree of forehead and cheek | 
	 
  |   |  | 
	
		 T20.57 | 
		 | 
		Corrosion of first degree of neck | 
	 
  |   |  | 
	
		 T20.59 | 
		 | 
		Corrosion of first degree of multiple sites of head, face, and neck | 
	 
  |    | 
 |  | 
	
		 T20.6 | 
		  | 
		Corrosion of second degree of head, face, and neck | 
	 
	
		 |  | 
		
	
		| CodeFirst | 
		(T51-T65) to identify chemical and intent
  | 
	 
	
		| UseAdditionalCode | 
		external cause code to identify place (Y92)
  | 
	 
 
 | 
	  |  | 
	
		 T20.60 | 
		 | 
		Corrosion of second degree of head, face, and neck, unspecified site | 
	 
  |   |  | 
	
		 T20.61 | 
		  | 
		Corrosion of second degree of ear [any part, except ear drum] | 
	 
	
		 |  | 
		
	
		| Excludes2 | 
		corrosion of ear drum (T28.91-)
  | 
	 
 
 | 
	  |  | 
	
		 T20.611 | 
		 | 
		Corrosion of second degree of right ear [any part, except ear drum] | 
	 
  |   |  | 
	
		 T20.612 | 
		 | 
		Corrosion of second degree of left ear [any part, except ear drum] | 
	 
  |   |  | 
	
		 T20.619 | 
		 | 
		Corrosion of second degree of unspecified ear [any part, except ear drum] | 
	 
  |    |   |  | 
	
		 T20.62 | 
		 | 
		Corrosion of second degree of lip(s) | 
	 
  |   |  | 
	
		 T20.63 | 
		 | 
		Corrosion of second degree of chin | 
	 
  |   |  | 
	
		 T20.64 | 
		 | 
		Corrosion of second degree of nose (septum) | 
	 
  |   |  | 
	
		 T20.65 | 
		 | 
		Corrosion of second degree of scalp [any part] | 
	 
  |   |  | 
	
		 T20.66 | 
		 | 
		Corrosion of second degree of forehead and cheek | 
	 
  |   |  | 
	
		 T20.67 | 
		 | 
		Corrosion of second degree of neck | 
	 
  |   |  | 
	
		 T20.69 | 
		 | 
		Corrosion of second degree of multiple sites of head, face, and neck | 
	 
  |    | 
 |  | 
	
		 T20.7 | 
		  | 
		Corrosion of third degree of head, face, and neck | 
	 
	
		 |  | 
		
	
		| CodeFirst | 
		(T51-T65) to identify chemical and intent
  | 
	 
	
		| UseAdditionalCode | 
		external cause code to identify place (Y92)
  | 
	 
 
 | 
	  |  | 
	
		 T20.70 | 
		 | 
		Corrosion of third degree of head, face, and neck, unspecified site | 
	 
  |   |  | 
	
		 T20.71 | 
		  | 
		Corrosion of third degree of ear [any part, except ear drum] | 
	 
	
		 |  | 
		
	
		| Excludes2 | 
		corrosion of ear drum (T28.91-)
  | 
	 
 
 | 
	  |  | 
	
		 T20.711 | 
		 | 
		Corrosion of third degree of right ear [any part, except ear drum] | 
	 
  |   |  | 
	
		 T20.712 | 
		 | 
		Corrosion of third degree of left ear [any part, except ear drum] | 
	 
  |   |  | 
	
		 T20.719 | 
		 | 
		Corrosion of third degree of unspecified ear [any part, except ear drum] | 
	 
  |    |   |  | 
	
		 T20.72 | 
		 | 
		Corrosion of third degree of lip(s) | 
	 
  |   |  | 
	
		 T20.73 | 
		 | 
		Corrosion of third degree of chin | 
	 
  |   |  | 
	
		 T20.74 | 
		 | 
		Corrosion of third degree of nose (septum) | 
	 
  |   |  | 
	
		 T20.75 | 
		 | 
		Corrosion of third degree of scalp [any part] | 
	 
  |   |  | 
	
		 T20.76 | 
		 | 
		Corrosion of third degree of forehead and cheek | 
	 
  |   |  | 
	
		 T20.77 | 
		 | 
		Corrosion of third degree of neck | 
	 
  |   |  | 
	
		 T20.79 | 
		 | 
		Corrosion of third degree of multiple sites of head, face, and neck | 
	 
  |    |