After-Hours Pediatric Care in Northern Virginia: When to Call Your Pediatrician vs. the ER

Short Answer:

Penguin Pediatrics, with offices in Ashburn and Stone Ridge, VA, gives established patients a way to reach an on-call provider after normal office hours for urgent (non-emergency) concerns. Call the main office line, 571-223-2229, and dial extension/option 6 to leave your child's name, date of birth, and reason for the call. A provider calls you back. Find out what after-hours pediatric care covers, when to use it instead of an emergency room, and why after-hours access matters for kids in Ashburn, Stone Ridge, Broadlands, Brambleton, South Riding, Aldie, Sterling, Leesburg, Herndon, and Reston.

What "After-Hours Pediatric Care" Actually Means

After-hours care is not a walk-in clinic. It's phone-based triage with a provider who has access to (or familiarity with) your child's history, used to answer one question: does this need to be seen tonight, seen tomorrow, or handled at home?


At Penguin Pediatrics, this looks like:


Who it's for: Established patients with an urgent problem that cannot safely wait until the next business day.


What it's not for: Medication refills or routine questions — the practice asks families to save those for regular office hours.



How to reach it: Call the main office number, 571-223-2229, and select option/extension 6 to reach the on-call provider.


What to have ready: Your child's full name, date of birth, and a clear, specific reason for the call, since the provider calls you back after you leave that information.

Child with red hair lying in bed, blowing nose into a tissue with a pained expression.

During normal business hours, the practice also has a phone nurse available to triage routine questions before they become after-hours calls.

When to Call the After-Hours Line vs. Go to the ER

This is general guidance to help you think through a decision. It does not replace medical judgment, and if you believe your child is having a medical emergency, call 911 or go to the nearest ER immediately.


Call the after-hours line for concerns like:

  • A fever in a child who is otherwise responsive and drinking fluids
  • A worsening cough, congestion, or ear pain that isn't improving
  • A rash without difficulty breathing or signs of severe allergic reaction
  • Vomiting or diarrhea with no signs of dehydration
  • A minor fall or injury without loss of consciousness or obvious deformity


Go to the emergency room or call 911 for:

  • Difficulty breathing, blue lips, or persistent gasping
  • A seizure, loss of consciousness, or unresponsiveness
  • Severe allergic reaction (swelling of the face/throat, hives with breathing trouble)
  • A head injury with vomiting, confusion, or a large fall
  • A fever in an infant under 3 months old
  • Uncontrolled bleeding or a suspected broken bone with visible deformity

Why After-Hours Pediatric Access Matters: What the Data Shows

Families sometimes default to the ER simply because they don't know an after-hours option exists — but the research suggests that's often the more expensive, slower path for problems that don't need emergency-level resources:


  • The CDC estimated that in 2016, 40% of ED visits for children age 4 and under were triaged as semi-urgent or non-urgent. (1)
  • Broader estimates across pediatric emergency visits put the share of non-urgent cases at roughly 40–80%, depending on the study and setting. (2)
  • In one study of low-acuity pediatric ED visits, only 25% of parents had contacted their primary care provider before heading to the ED, even though nearly 90% of respondents had one. (3)
  • The same study found that 45% of these ED visits required nothing more than a history, physical exam, and reassurance — the kind of triage a phone call to your pediatrician's after-hours line can often provide. (3)


The practical takeaway: having a direct line to a provider who can triage a fever, rash, or minor injury after hours can help families avoid an unnecessary, and often costly, ER trip, while still catching the cases that genuinely need one.

Serving Families Across Northern Virginia

Penguin Pediatrics operates two offices to make after-hours and same-day access more convenient for families in the region:


  • Ashburn office: 44095 Pipeline Plaza, Suite 410, Ashburn, VA 20147
  • Stone Ridge office: 24600 Millstream Drive, Suite 460, Stone Ridge, VA 20105


The practice also serves families in Brambleton, Broadlands, Leesburg, South Riding, Aldie, Sterling, Herndon, and Reston. (4)

Frequently Asked Questions

  • Is the after-hours line answered by a live person?

    Calls route through the main office number, 571-223-2229 (option 6), where you leave your child's name, date of birth, and reason for the call; a provider calls back. [4]

  • Can I request a refill through the after-hours line?

    No — the practice specifically asks that medication refills and routine questions be handled during regular office hours, not through after-hours calls. [4]

  • Do I need to be an established patient to use after-hours care?

    Yes, after-hours coverage is intended for existing patients of the practice. New patients should call during office hours to schedule an initial visit.

  • What if I'm not sure whether it's an emergency?

    When in doubt, call the after-hours line — the on-call provider can help you decide whether your child needs to be seen immediately, seen the next day, or can be monitored at home. If you believe it is a true emergency, don't wait: call 911.