T85.21
Non-billableBreakdown (mechanical) of intraocular lens
Breakdown (mechanical) of intraocular lens
This is a header/category code. For billing purposes, use a more specific child code from the list below.
Coding Notes
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
Excludes 2
Conditions not included here, but the patient may have both
- any encounters with medical care for postprocedural conditions in which no complications are present, such as:
- •artificial opening statusZ93
- •closure of external stomaZ43
- •fitting and adjustment of external prosthetic deviceZ44
- •burns and corrosions from local applications and irradiationT20-T32
- •complications of surgical procedures during pregnancy, childbirth and the puerperiumO9A)O00
- •mechanical complication of respirator [ventilator]J95.850
- •poisoning and toxic effects of drugs and chemicals with fifth or sixth character 1-4 or 6)T36-T65
- •postprocedural feverR50.82
- specified complications classified elsewhere, such as:
- •cerebrospinal fluid leak from spinal punctureG97.0
- •colostomy malfunctionK94.0
- •disorders of fluid and electrolyte imbalanceE86-E87
- •functional disturbances following cardiac surgeryI97.0-I97.1
- •intraoperative and postprocedural complications of specified body systems, , , , , , , , , , , , , , , ,D78, E36, E89, G97.3, G97.4, H59.3, H59, H95.2, H95.3, I97.4, I97.5, J95.6, J95.7, K91.6, L76, M96, N99
- •ostomy complications, ,J95.0, K94, N99.5
- •postgastric surgery syndromesK91.1
- •postlaminectomy syndrome NECM96.1
- •postmastectomy lymphedema syndromeI97.2
- •postsurgical blind-loop syndromeK91.2
- •ventilator associated pneumoniaJ95.851
- •failure and rejection of transplanted organs and tissueT86
Use Additional Code
Additional codes that should follow this code
Child Codes (3)
Related Codes(2)
Also Known As / Clinical Terms(3)
Frequently Asked Questions
What is the ICD-10 code for breakdown (mechanical) of intraocular lens?
The ICD-10-CM code for breakdown (mechanical) of intraocular lens is T85.21. The full clinical description is "Breakdown (mechanical) of intraocular lens". T85.21 is a non-billable header code. Use a more specific child code for billing purposes.
What does ICD-10 code T85.21 mean?
ICD-10-CM code T85.21 represents “Breakdown (mechanical) of intraocular lens”. It is classified under Chapter 19: Injury, Poisoning and Certain Other Consequences of External Causes and is a non-billable header code. Use a more specific child code for billing purposes.
Is T85.21 a billable code?
No, T85.21 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 3 child codes under T85.21.
What chapter is T85.21 in?
T85.21 is in Chapter 19: Injury, Poisoning and Certain Other Consequences of External Causes (codes S00-T88).
What codes cannot be used with T85.21?
T85.21 has Excludes1 notes indicating codes that cannot be used together with it, including: birth trauma (P10-P15); obstetric trauma (O70-O71).
What are the subcategories under T85.21?
T85.21 has 3 child codes, including: T85.21XA (Breakdown (mechanical) of intraocular lens, init encntr), T85.21XD (Breakdown (mechanical) of intraocular lens, subs encntr), T85.21XS (Breakdown (mechanical) of intraocular lens, sequela).
Are additional codes required with T85.21?
Yes, when using T85.21, also report: any retained foreign body, if applicable (Z18.-); adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5).
What are the UMLS CUIs for T85.21?
T85.21 is linked to 1 UMLS Concept Unique Identifier: C3840046. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does T85.21 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like breakdown (mechanical) of intraocular lens affect a person's functioning — body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.
What is the ICD-11 equivalent of T85.21?
There is no direct ICD-11 mapping available for T85.21 in the WHO crosswalk tables. This may mean the concept is classified differently in ICD-11. Use the ICD-10 to ICD-11 converter to search for related codes.
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.