Hep A Vaccine Group

Hep A Vaccine Group Evaluation and Forecasting Rules

General Rules for Hep A

General rules are not series-specific; general rules apply to the entire vaccine group.

Hep A Vaccines

CVX Code

Name

83Hep A, ped/adol, 2 dose
84Hep A, ped/adol, 3 dose

31

Hep A, pediatric, unspecified formulation 
52Hep A, adult
85Hep A, unspecified formulation

Combination Vaccines that Include Hep A 

CVX Code

Vaccine Name

Component
CVX Code

Component
Vaccine Name

104

Hep A-Hep B (Twinrix)

83

Hep A peds/adol, 2 dose

Immunization Series and Selection Rules

Immunization Series: Hep A (Child/Adult) Series

The Hep A (child/adult) series is complete after 2 doses.

Vaccine Dose Parameters - Minimum and Routine Ages

Dose

Series Name

Absolute Minimum
 Age

Minimum Age

Routine
Age 

Latest Recommended Age

(less than)

Valid CVX Code(s) per Dose for this SeriesInvalid CVX Code(s) per Dose for this Series

1

Hep A (Child/Adult)

1 year - 4 days

1 year

1 year

24 months + 4 weeks83, 84, 31, 52, 85, 104N/A
2 Hep A (Child/Adult)
18 months - 4 days18 months
18 months24 months + 4 weeks 83, 84, 31, 52, 85, 104N/A

Vaccine Dose Parameters - Minimum and Recommended Intervals

Doses

Series Name

Absolute Minimum Interval

Minimum Interval

Minimum Recommended Interval

Latest Recommended Interval

(less than)

Dose 1 to 2

Hep A (Child/Adult) 

6 months - 4 days

6 months
6 months19 months + 4 weeks

 

Immunization Series: Hep A Adult 3-dose Series

The Hep A Adult 3-dose series is complete after 3 doses.

Vaccine Dose Parameters - Minimum and Routine Ages 

Dose

Series Name

 Absolute Minimum
Age1 

Minimum Age

Routine
Age

Latest Recommended Age

(less than)

Valid CVX Code(s) per Dose for this SeriesInvalid CVX Code(s) per Dose for this Series

1

Hep A Adult 3-dose

18 years

18 years

N/A

N/A83, 84, 31, 52, 85, 104N/A

2

Hep A Adult 3-dose

N/A

N/A

N/A

N/A83, 84, 31, 52, 85, 104N/A

3

Hep A Adult 3-dose

N/A

N/A

N/A

N/A83, 84, 31, 52, 85, 104N/A

 Vaccine Dose Parameters - Minimum and Recommended Intervals

Doses

Series Name

Absolute Minimum Interval

Minimum Interval

Minimum Recommended Interval

Latest Recommended Interval

(less than)

Dose 1 to 2

Hep A Adult 3-dose

24 days

28 days

28 days

N/A

Dose 2 to 3

Hep A Adult 3-dose

5 months - 4 days

5 months

5 months

N/A