N21.0

Billable

Calculus in bladder

Calculus in bladder

Status

Billable / Specific

Block

N20-N23

Parent Code

N21

Coding Notes

Inclusion Terms

Alternative clinical terms for this condition

  • Calculus in diverticulum of bladder
  • Urinary bladder stone

Includes

Conditions included under this code

  • calculus of lower urinary tract with cystitis and urethritis

Excludes 2

Conditions not included here, but the patient may have both

  • certain conditions originating in the perinatal period (P04-P96)
  • certain infectious and parasitic diseases (A00-B99)
  • complications of pregnancy, childbirth and the puerperium (O00-O9A)
  • congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
  • endocrine, nutritional and metabolic diseases (E00-E88)
  • injury, poisoning and certain other consequences of external causes (S00-T88)
  • neoplasms (C00-D49)
  • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
  • staghorn calculus (N20.0)

Also Known As / Clinical Terms

UMLS

Frequently Asked Questions

What is the ICD-10 code for calculus in bladder?

The ICD-10-CM code for calculus in bladder is N21.0. The full clinical description is "Calculus in bladder". N21.0 is a billable/specific code that can be used on insurance claims and medical billing.

What does ICD-10 code N21.0 mean?

ICD-10-CM code N21.0 represents "Calculus in bladder". It is classified under Chapter 14: Diseases of the Genitourinary System and is a billable/specific code that can be used on a claim.

Is N21.0 a billable code?

Yes, N21.0 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.

What chapter is N21.0 in?

N21.0 is in Chapter 14: Diseases of the Genitourinary System (codes N00-N99).

What SNOMED CT codes does N21.0 map to?

N21.0 maps to 10 SNOMED CT concepts: 70650003, 833292002, 444717006, 18109005, 79509009, and 5 more. SNOMED CT is a clinical terminology used in electronic health records.

What are the UMLS CUIs for N21.0?

N21.0 is linked to 2 UMLS Concept Unique Identifiers: C0005683, C0156265. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.

Automate ICD-10 Coding With AI

Send clinical text to the AutoICD API and get back structured ICD-10 codes with confidence scores. Integrates into any EHR or billing system in minutes.

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.