About the Project |  FAQs |  Glossary |  Data Sources |  Bibliography |  Complete Indicator List

Indicator Details: Age of Patients
Data Sources
Stratification and Year Choices:


  View Data By:
  Chart Format

  Chart Colors

Select a state from the dropdown below


Filter By:

Sort By:

The population aged 65 years or older enrolled in Clinformatics Medicare Advantage is primarily white for the years analyzed for patients enrolled in  Clinformatics Medicare Advantage insurance.
Chart Explanation: The chart shows on the y-axis (vertical line) the percentage of patients, and the x-axis (horizontal line) shows the age groups by year, gender, and race.
The Clinformatics Medicare Advantage dataset provides paid medical and prescription claims and enrollment information for participants in Medicare Advantage plans of a large U.S. managed care health insurance company. 

CKD is defined using ICD-9-CM or ICD-10-CM diagnosis codes, and ESRD is based on ICD diagnosis, CPT procedure, and DRG codes in the Clinformatics Medicare Advantage.
Description of MeasurePercentage of Medicare Advantage Clinformatics patients by age, race/ethnicity, gender, diabetes diagnosis and hypertension diagnosis
Data SourceMedicare Advantage Clinformatics from Optum Clinformatics data mart database (OptumInsight, Eden Prairie, MN)
Type of Data SourceAdministrative
Data SetMedicare Advantage Clinformatics enrollees aged 65 years or older
Health Care System DataYes
Regional or NationalRegional
Demographic GroupPatients aged 65 years or older enrolled in Medicare Advantage Clinformatics insurance
NumeratorPatients in denominator by age, race/ethnicity, sex/gender, diabetes status and hypertension status
DenominatorPatients aged 65 years or older with a full year of enrollment in a given calendar year
Primary Data Source IndicatorDiagnosis code from inpatient and outpatient files
Primary Indicator Method of MeasurementMedical claim
Secondary (1) VariableAge in years at the end of the current calendar year
Secondary (2) VariableRace/ethnicity
Secondary (3) VariableSex/gender
Secondary (4) VariableDiabetes status determined by the presence of an ICD-9-CM or ICD-10-CM code for diabetes or diabetic complications, on at least one inpatient, outpatient, or medical services claim during a given calendar year
Secondary (5) VariableHypertension status determined by the presence of an ICD-9-CM or ICD-10-CM code for hypertension on at least one inpatient, outpatient or medical services claim during a given calendar year.
Period Currently Available2016
Limitations of IndicatorThe use of an ICD-9-CM or ICD-10-CM diagnosis code as a measure of prevalence, will underestimate the level of diabetes or hypertension in the general population
Analytical ConsiderationsIn published literature, CKD is diagnosed by ICD-9-CM or ICD-10-CM codes in alternate ways (one outpatient, two or more outpatient or one inpatient claim). Care must be taken in comparisons.
ICD-9-CM Codes for CKD016.0, 095.4, 189.0,189.9, 223.0, 236.91, 250.4, 271.4, 274.1, 283.11, 403, 404, 440.1, 442.1, 477.3, 572.4, 581-588, 591, 642.1, 646.2, 753.12-753.19, 753.2, 794.4
ICD-10-CM Codes for CKDA18.11, A52.75, B52.0, C64.x, C68.9, D30.0x, D41.0x-D41.2x, D59.3, E08.2x, E09.2x, E10.2x, E10.65, E11.2x, E11.65, E13.2x, E74.8, I12.xx, I13.0, I13.1x, I13.2, K76.7, M10.3x, M32.14, M32.15, N01.x-N08.x, N13.1, N13.1x-N13.39, N14.x,N15.0, N15.8, N15.9, N16, N17.x, N18.1-N18.5, N18.8, N18.9, N19, N25.xx, N26.1, N26.9, O10.4xx, O12.xx, O26.83x, O90.89, Q61.02, Q61.1x-Q61.8, Q26.0-Q26.39, R94.4

Suggested Citation:
Centers for Disease Control and Prevention. Chronic Kidney Disease Surveillance System—United States.
website. http://www.cdc.gov/ckd