HEDIS® Tip Sheet

Well-Child Visits First 30 Months (W30B)

Line of business: BlueAlliance (Commercial) 

Measure Description

The percentage of Members who had two or more well-child visits with a PCP (Primary Care Provider) on different dates of service between the child’s 15-month birthday (plus 1 day) and the 30-month birthday.

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  • The age for this measure starts with the child’s 15-month birthday plus one day.
  • The 30-month birthday is calculated as the child’s second birthday plus 180 days.
  • The well-child visit must occur with a Primary Care Provider (PCP), but the PCP does not have to be the practitioner or provider assigned to the child.
  • Well-Child visits must be at least 14 days apart to be counted.
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  • Members in hospice during the measurement year.
  • Member who died during the measurement year.
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Best Practices

  • Encourage parents to set up care with a PCP and educate parents on the importance of having preventive care visits.
  • Educate parents on the importance of screening and counseling on healthcare topics done at each well-child visit.
  • Make outreach calls and/or send letters to advise members of the need for a visit.
  • Remind parents of the upcoming appointment for their child by making calls or sending text messages.
  • Promote signing up for echart if facility provides it (i.e., MyChart).
  • Provide education during a sick visit regarding the importance of scheduling a well-child visit.
  • Implement an appointment scheduler to come to the patient room to schedule next appointment.
  • Schedule subsequent well-child visits at completion of current visit.

Well Care Codes

Coding Disclaimer

The analysis of any medical coding question related to a measure is dependent on the measure’s technical specifications including the factual situations present related to the member, the practice, the professionals, and the medical services provided.


Should you have specific coding or other questions related to the measure, please send your questions to BlueAlliance@bcbsnd.com.


HEDIS® is a registered trademark of the National Committee for Quality Assurance (NCQA).