ICD-10-CM › E00-E89 › E20-E35 › E20 Hypoparathyroidism › E20.1
Pseudohypoparathyroidism
ValidICD-10-CM diagnosis code.
Valid for claims with a date of service in the current code year.
What has happened to this code
Every change the publisher made, from 2007 to now. Entries marked draft are from the pre-implementation releases: ICD-10 took effect on 1 October 2015, so nothing before FY2016 was ever valid on a claim.
- FY2007 Added to the draft code set draft Pseudohypoparathyroidism
Official coding rules
Published by CDC for FY2027. A rule attached to a category binds every code beneath it, so the rules inherited from this code's ancestors are shown with the code they come from.
Inherited from E20 Hypoparathyroidism
Excludes1 - never coded here
- Di George's syndrome (D82.1)
- postprocedural hypoparathyroidism (E89.2)
- tetany NOS (R29.0)
- transitory neonatal hypoparathyroidism (P71.4)
Inherited from the E20-E35 section Disorders of other endocrine glands (E20-E35)
Excludes1 - never coded here
- galactorrhea (N64.3)
- gynecomastia (N62)
How CDC's index refers to this code
Wording from the official alphabetic index. Much of it appears nowhere in the code description, which is why a search for the everyday phrase so often finds nothing.
- Pseudohypoparathyroidism
- Pseudopseudohypoparathyroidism
Codes in the same group
| Code | Description | Status |
|---|---|---|
| E20.0 | Idiopathic hypoparathyroidism | Valid |
| E20.8 | Other hypoparathyroidism | Not billable |
| E20.9 | Hypoparathyroidism, unspecified | Valid |