In ICD-10-CM, chapter 4, "Endocrine, nutritional and metabolic diseases (E00-E89)," includes a separate subchapter (block), Diabetes mellitus E08-E13, with the categories:
PREVENTION AND TREATMENT
Prediabetes
They may include:
ICD-10-CM Code for Type 2 diabetes mellitus with diabetic nephropathy E11. 21.
You would assign ICD-10 code Z13. 1, Encounter for screening for diabetes mellitus. This code can be found under “Screening” in the Alphabetical Index of the ICD-10 book.
9.
Nephropathy induced by unspecified drug, medicament or biological substance. N14. 2 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2022 edition of ICD-10-CM N14.
Medicare recommends and provides coverage for diabetes screening tests through Part B Preventive Services for beneficiaries at risk for diabetes or those diagnosed with prediabetes....Table 1: HCPCS/CPT Codes and Descriptors.HCPCS/CPT CodesCode Descriptors82947Glucose; quantitative, blood (except reagent strip)3 more rows
The incorrect portion of the response came as an aside at the end, where it was stated that “it would be redundant to assign codes for both diabetic nephropathy (E11. 21) and diabetic chronic kidney disease (E11. 22), as diabetic chronic kidney disease is a more specific condition.” It is true you wouldn't code both.
ICD-10 code R94. 4 for Abnormal results of kidney function studies is a medical classification as listed by WHO under the range - Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified .
Z12. 11: Encounter for screening for malignant neoplasm of the colon.
ICD-10 code Z12. 5 for Encounter for screening for malignant neoplasm of prostate is a medical classification as listed by WHO under the range - Factors influencing health status and contact with health services .
N18. 31- Chronic Kidney Disease- stage 3a. N18. 32- Chronic Kidney Disease- stage 3b.
N28. 9, disorder of kidney and ureter, unspecified.
E08. 3531 Diabetes mellitus due to underlying condition... E08. 3532 Diabetes mellitus due to underlying condition...
Encounter for screening for diabetes mellitus 1 Z13.1 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. 2 The 2021 edition of ICD-10-CM Z13.1 became effective on October 1, 2020. 3 This is the American ICD-10-CM version of Z13.1 - other international versions of ICD-10 Z13.1 may differ.
Screening is the testing for disease or disease precursors in asymptomatic individuals so that early detection and treatment can be provided for those who test positive for the disease. Type 1 Excludes. encounter for diagnostic examination-code to sign or symptom. Encounter for screening for other diseases and disorders.
Encounter for screening for other disorder 1 Z13.89 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. 2 The 2021 edition of ICD-10-CM Z13.89 became effective on October 1, 2020. 3 This is the American ICD-10-CM version of Z13.89 - other international versions of ICD-10 Z13.89 may differ.
Screening is the testing for disease or disease precursors in asymptomatic individuals so that early detection and treatment can be provided for those who test positive for the disease. Type 1 Excludes. encounter for diagnostic examination-code to sign or symptom. Encounter for screening for other diseases and disorders.
In the next related question, the patient has acute pyelonephritis and nephrolithiasis, and the advice is to use two codes: N10, Acute pyelonephritis, and N 20.0, Calculus of kidney.
It is true you wouldn’t code both. Diabetic nephropathy is a specific subset of CKD. It is an advanced renal disease due to microvascular damage from hyperglycemia, manifested by proteinuria. I again refer you to the article referenced above; diabetic kidney disease includes diabetic nephropathy and other parenchymal kidney diseases, ...