DxCodebookFY2027 · Oct 1, 2026 – Sep 30, 2027

Category · FY2027

S16 Injury of muscle, fascia and tendon at neck level

  • Header · not billable
  • Codes take a 7th character

S16 is not billable. The category heads 12 billable codes in FY2027, grouped under 4 subdivisions. Its codes take a 7th character, so none is complete with fewer than 7 characters.

Index → code

  • Strainneck → S16.1
  • Straincervical → S16.1
  • Injurymuscle (and fascia) (and tendon)neck (level) → S16.9

Where it sits

  1. Chapter 19 Injury, poisoning and certain other consequences of external causes (S00-T88)
  2. S10-S19 Injuries to the neck (S10-S19)
  3. S16 Injury of muscle, fascia and tendon at neck level
Billable codes
12
Subdivisions
4
CC / MCC codes
0 / 0
HCC V28 codes
0
New FY2027
0
Index entries
6

Codes in S16

  1. S16.1
    Strain of muscle, fascia and tendon at neck level +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
  2. S16.2
    Laceration of muscle, fascia and tendon at neck level +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
  3. S16.8
    Other specified injury of muscle, fascia and tendon at neck level +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
  4. S16.9
    Unspecified injury of muscle, fascia and tendon at neck level +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters

Sources of each column. Rows marked +7th need a 7th character: pick one to build the full code; its code card has its own flags.

Instructions

At S16

Excludes2

  • sprain of joint or ligament at neck level (S13.9) S13.9

Code also

  • any associated open wound (S11.-) S11

Notes that also apply

Block S10-S19 instructions (Includes 3, Excludes2 7): printed on the block page.

Chapter 19 instructions (Notes 2, Excludes2 2, Use additional code 1): printed on the chapter 19 page.

7th characters

7th characters for S16 defined here

The appropriate 7th character is to be added to each code from category S16

7th characters for S16
7thMeaning (NCHS)
Ainitial encounter
Dsubsequent encounter
Ssequela

A code that takes a 7th character is invalid without it; the placeholder X fills a code shorter than 6 characters (Official Guidelines I.A.5). How 7th characters work.

Index entries

  • Straincervical → S16.1
  • Strainneck → S16.1
  • Injurymuscle (and fascia) (and tendon)neck (level) → S16.9
  • Injurymuscle (and fascia) (and tendon)neck (level)strain → S16.1
  • Injurymuscle (and fascia) (and tendon)neck (level)laceration → S16.2
  • Injurymuscle (and fascia) (and tendon)neck (level)specified type NEC → S16.8

NCHS Alphabetic Index. Index first, then the Tabular List.

Hierarchy