S16.1XXA – Strain of muscle, fascia and tendon at neck level, initial encounter

ICD-10-CM 2027 diagnosis code · Injuries to the neck

Billable code

ICD-10-CM code S16.1XXA

Code: S16.1XXA (claims format: S161XXA)
Description: Strain of muscle, fascia and tendon at neck level, initial encounter
Short description: Strain of muscle, fascia and tendon at neck level, init
Billable: Yes – valid for HIPAA-covered transactions
Valid for: Dates of service October 1, 2026 – September 30, 2027 (FY2027)
Chapter: 19. Injury, poisoning and certain other consequences of external causes (S00-T88)
Block: S10-S19 Injuries to the neck
Parent codes: S16 › S16.1

7th character values

Codes in this category need a 7th character to describe the encounter or episode of care.

Character	Meaning
`A`	initial encounter
`D`	subsequent encounter
`S`	sequela

Notes inherited from parent codes

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

S16 – Injury of muscle, fascia and tendon at neck level

Excludes2 (not included here):

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

Code also:

any associated open wound (S11.-)

7th character note:

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

Block S10-S19

Includes:

injuries of nape
injuries of supraclavicular region
injuries of throat

Excludes2 (not included here):

burns and corrosions (T20-T32)
effects of foreign body in esophagus (T18.1)
effects of foreign body in larynx (T17.3)
effects of foreign body in pharynx (T17.2)
effects of foreign body in trachea (T17.4)
frostbite (T33-T34)
insect bite or sting, venomous (T63.4)

Related codes in S16.1

Frequently asked questions

What is ICD-10 code S16.1XXA?

S16.1XXA is the ICD-10-CM code for strain of muscle, fascia and tendon at neck level, initial encounter, in the block S10-S19 (Injuries to the neck).

Is S16.1XXA a billable code?

Yes. S16.1XXA is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

What category does S16.1XXA belong to?

It belongs to category S16 – Injury of muscle, fascia and tendon at neck level.

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.