2021

  1. ICD-10-CM Codes
    2. ›
  2. O00-O9A Pregnancy, childbirth and the puerperium
    3. ›
  3. O94-O9A Other obstetric conditions, not elsewhere classified
    4. ›
  4. O99- Other maternal diseases classifiable elsewhere but complicating pregnancy, childbirth and the puerperium
    5. ›
  5. 2021 ICD-10-CM Diagnosis Code O99.285

2021 ICD-10-CM Diagnosis Code O99.285

Endocrine, nutritional and metabolic diseases complicating the puerperium

    2016 2017 2018 2019 2020 2021 Billable/Specific Code Maternity Dx (12-55 years)
  • O99.285 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • Short description: Endocrine, nutritional and metabolic diseases comp the puerp
  • The 2021 edition of ICD-10-CM O99.285 became effective on October 1, 2020.
  • This is the American ICD-10-CM version of O99.285 - other international versions of ICD-10 O99.285 may differ.
ICD-10-CM Coding Rules
  • O99.285 is applicable to maternity patients aged 12 - 55 years inclusive.
The following code(s) above O99.285 contain annotation back-references
Annotation Back-References
In this context, annotation back-references refer to codes that contain:
  • Applicable To annotations, or
  • Code Also annotations, or
  • Code First annotations, or
  • Excludes1 annotations, or
  • Excludes2 annotations, or
  • Includes annotations, or
  • Note annotations, or
  • Use Additional annotations
that may be applicable to O99.285:
  • O00-O9A
    2021 ICD-10-CM Range O00-O9A

    Pregnancy, childbirth and the puerperium

    Note
    • CODES FROM THIS CHAPTER ARE FOR USE ONLY ON MATERNAL RECORDS, NEVER ON NEWBORN RECORDS
    • Codes from this chapter are for use for conditions related to or aggravated by the pregnancy, childbirth, or by the puerperium (maternal causes or obstetric causes)
    • Trimesters are counted from the first day of the last menstrual period. They are defined as follows:
    • 1st trimester- less than 14 weeks 0 days
    • 2nd trimester- 14 weeks 0 days to less than 28 weeks 0 days
    • 3rd trimester- 28 weeks 0 days until delivery
    Type 1 Excludes
    • supervision of normal pregnancy (Z34.-)
    Type 2 Excludes
    • mental and behavioral disorders associated with the puerperium (F53.-)
    • obstetrical tetanus (A34)
    • postpartum necrosis of pituitary gland (E23.0)
    • puerperal osteomalacia (M83.0)
    Use Additional
    • code from category Z3A, Weeks of gestation, to identify the specific week of the pregnancy, if known.
    Pregnancy, childbirth and the puerperium
  • O99
    ICD-10-CM Diagnosis Code O99

    Other maternal diseases classifiable elsewhere but complicating pregnancy, childbirth and the puerperium

      2016 2017 2018 2019 2020 2021 Non-Billable/Non-Specific Code
    Includes
    • conditions which complicate the pregnant state, are aggravated by the pregnancy or are a main reason for obstetric care
    Type 2 Excludes
    • when the reason for maternal care is that the condition is known or suspected to have affected the fetus (O35-O36)
    Use Additional
    • code to identify specific condition
    Other maternal diseases classifiable elsewhere but complicating pregnancy, childbirth and the puerperium
  • O99.2
    ICD-10-CM Diagnosis Code O99.2

    Endocrine, nutritional and metabolic diseases complicating pregnancy, childbirth and the puerperium

      2016 2017 2018 2019 2020 2021 Non-Billable/Non-Specific Code
    Applicable To
    Type 2 Excludes
    • diabetes mellitus (O24.-)
    • malnutrition (O25.-)
    • postpartum thyroiditis (O90.5)
    Endocrine, nutritional and metabolic diseases complicating pregnancy, childbirth and the puerperium
Approximate Synonyms
  • Hyperthyroidism postpartum
  • Hypothyroidism postpartum
  • Nutritional deficiency postpartum
  • Postpartum (after childbirth) hyperthyroidism
  • Postpartum (after childbirth) hypothyroidism
  • Postpartum (after childbirth) nutritional deficiency
  • Postpartum (after childbirth) thyroid disease
  • Postpartum thyroid disease
ICD-10-CM O99.285 is grouped within Diagnostic Related Group(s) (MS-DRG v38.0):
  • 769 Postpartum and post abortion diagnoses with o.r. Procedures
  • 776 Postpartum and post abortion diagnoses without o.r. Procedures

Convert O99.285 to ICD-9-CM

Code History
  • 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
  • 2017 (effective 10/1/2016): No change
  • 2018 (effective 10/1/2017): No change
  • 2019 (effective 10/1/2018): No change
  • 2020 (effective 10/1/2019): No change
  • 2021 (effective 10/1/2020): No change

Diagnosis Index entries containing back-references to O99.285:
  • Hypopituitarism (juvenile) E23.0
    ICD-10-CM Diagnosis Code E23.0

    Hypopituitarism

      2016 2017 2018 2019 2020 2021 Billable/Specific Code
    Applicable To
    • Fertile eunuch syndrome
    • Hypogonadotropic hypogonadism
    • Idiopathic growth hormone deficiency
    • Isolated deficiency of gonadotropin
    • Isolated deficiency of growth hormone
    • Isolated deficiency of pituitary hormone
    • Kallmann's syndrome
    • Lorain-Levi short stature
    • Necrosis of pituitary gland (postpartum)
    • Panhypopituitarism
    • Pituitary cachexia
    • Pituitary insufficiency NOS
    • Pituitary short stature
    • Sheehan's syndrome
    • Simmonds' disease
    • postpartum O99.285
  • Necrosis, necrotic (ischemic) - see also Gangrene
    • pituitary (gland) E23.0
      ICD-10-CM Diagnosis Code E23.0

      Hypopituitarism

        2016 2017 2018 2019 2020 2021 Billable/Specific Code
      Applicable To
      • Fertile eunuch syndrome
      • Hypogonadotropic hypogonadism
      • Idiopathic growth hormone deficiency
      • Isolated deficiency of gonadotropin
      • Isolated deficiency of growth hormone
      • Isolated deficiency of pituitary hormone
      • Kallmann's syndrome
      • Lorain-Levi short stature
      • Necrosis of pituitary gland (postpartum)
      • Panhypopituitarism
      • Pituitary cachexia
      • Pituitary insufficiency NOS
      • Pituitary short stature
      • Sheehan's syndrome
      • Simmonds' disease
      • postpartum O99.285
      • Sheehan O99.285
  • Puerperal, puerperium (complicated by, complications)
    • endocrine, nutritional or metabolic disease NEC O99.285

ICD-10-CM Codes Adjacent To O99.285
O99.212 Obesity complicating pregnancy, second trimester
O99.213 Obesity complicating pregnancy, third trimester
O99.214 Obesity complicating childbirth
O99.215 Obesity complicating the puerperium
O99.28 Other endocrine, nutritional and metabolic diseases complicating pregnancy, childbirth and the puerperium
O99.280 Endocrine, nutritional and metabolic diseases complicating pregnancy, unspecified trimester
O99.281 Endocrine, nutritional and metabolic diseases complicating pregnancy, first trimester
O99.282 Endocrine, nutritional and metabolic diseases complicating pregnancy, second trimester
O99.283 Endocrine, nutritional and metabolic diseases complicating pregnancy, third trimester
O99.284 Endocrine, nutritional and metabolic diseases complicating childbirth
O99.285 Endocrine, nutritional and metabolic diseases complicating the puerperium
O99.3 Mental disorders and diseases of the nervous system complicating pregnancy, childbirth and the puerperium
O99.31 Alcohol use complicating pregnancy, childbirth, and the puerperium
O99.310 Alcohol use complicating pregnancy, unspecified trimester
O99.311 Alcohol use complicating pregnancy, first trimester
O99.312 Alcohol use complicating pregnancy, second trimester
O99.313 Alcohol use complicating pregnancy, third trimester
O99.314 Alcohol use complicating childbirth
O99.315 Alcohol use complicating the puerperium
O99.32 Drug use complicating pregnancy, childbirth, and the puerperium
O99.320 Drug use complicating pregnancy, unspecified trimester

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.

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