Pathology and laboratory · ICD-10-CM

Pathology and laboratory ICD-10 codes.

The 24 diagnosis codes a laboratory practice's callers bring most often, as published in the 2025 ICD-10-CM files.

2025 files

Right, left, bilateral and initial-encounter characters change the code; unspecified codes are denied where a specific one exists.

The codes.

ICD-10-CM codes as published in the 2025 files. Laterality, encounter and severity characters change a code's meaning; the practice's coder confirms every code against the current file.

Pathology and laboratory ICD-10-CM codes
ICD-10-CMDescription
Z00.00Encounter for general adult medical examination without abnormal findings
E11.9Type 2 diabetes mellitus without complications
R73.03Prediabetes
E78.5Hyperlipidemia, unspecified
E03.9Hypothyroidism, unspecified
D64.9Anemia, unspecified
D50.9Iron deficiency anemia, unspecified
N39.0Urinary tract infection, site not specified
J02.9Acute pharyngitis, unspecified
Z13.1Encounter for screening for diabetes mellitus
Z13.220Encounter for screening for lipoid disorders
Z11.59Encounter for screening for other viral diseases
R97.20Elevated prostate specific antigen (PSA)
R79.89Other specified abnormal findings of blood chemistry
Z79.899Other long term (current) drug therapy
D22.9Melanocytic nevi, unspecified (skin specimens)
C44.91Basal cell carcinoma of skin, unspecified
D12.6Benign neoplasm of colon, unspecified (polyp specimens)
K29.70Gastritis, unspecified, without bleeding (gastric biopsies)
N87.0Mild cervical dysplasia (CIN I)
N87.1Moderate cervical dysplasia (CIN II)
R87.610Atypical squamous cells of undetermined significance on cytologic smear of cervix (ASC-US)
E04.1Nontoxic single thyroid nodule (fine-needle aspirates)
C50.919Malignant neoplasm of unspecified site of unspecified female breast

CPT codes and wRVUsGlobal periodsAll pathology and laboratory references

A receptionist that knows laboratory calls.

Screening forms your clinicians approve, the on-call paged with answers, and every call booked or handed back as a task.