Getting an evaluation and accessing early services.
Free CDC milestone checklists and a Milestone Tracker app help you follow your child's development from 2 months to 5 years, so you know what to watch for and when to act. A gentle first step when you're unsure whether to seek an evaluation.
MilestonesFree appAges 0–5
ASERT's statewide Resource Center helps Pennsylvania families understand autism supports and navigate the service system, including where to go for a diagnosis. Resource specialists give up-to-date, accurate information at no cost, in English and Spanish.
autism navigationstatewideresource centerbilingual
Children's Hospital of Philadelphia offers thorough autism evaluations by developmental pediatricians, psychologists, and specialist teams, plus ongoing follow-up care as your child grows. Families can request an appointment or a referral through their pediatrician.
autism diagnosisdevelopmental pediatricshospital programall ages
This state-funded clinic offers free, virtual early autism diagnostic evaluations for children ages 18 to 36 months who are receiving Early Intervention services, so your child can be assessed at home. It also connects families to therapy referrals and parent coaching.
autism diagnosistoddlerstelehealthfree
CONNECT is the statewide helpline for parents who have questions about their young child's development. One call connects you to your county's Early Intervention program for a free developmental screening and, if needed, an evaluation for children birth to age 5.
developmental screeningreferralbirth to 5free
Pennsylvania's free Early Intervention program supports children from birth to age 5 who have developmental delays or disabilities, with services woven into your family's everyday routines. If you have any concern about your child's development, this is the state's front door to a free screening and evaluation.
early interventionbirth to 5freestatewide
This is the county's free program for babies and toddlers, birth to age three, who may have a developmental delay or disability. If you have concerns about how your child is growing, learning, or communicating, you can call the referral line to request a free evaluation.
birth to 3free evaluationLehigh Countyearly intervention
This Allentown center runs an autism assessment clinic focused on toddlers 24 to 36 months old, using specialized tools designed for very young children. It's a good fit if you want an early, dedicated evaluation for a child in that age range.
autism assessmentages 24–36moAllentowntoddlers
Lehigh Valley Health Network's Reilly Children's Hospital team evaluates children for autism and other developmental concerns, with wait times often measured in weeks rather than years. Their specialists can assess delays, ADHD, and learning differences and help map out next steps for your family.
autism evaluationdevelopmental pediatricshospitalLehigh Valley
St. Luke's developmental-behavioral pediatricians evaluate children from birth through the teen years for autism, developmental delays, ADHD, and related concerns. If you're unsure where to turn for a diagnosis, their Pediatric Specialty Center is a trusted local option.
autism evaluationdevelopmental pediatricshospitalall ages
Via is a longtime local nonprofit that brings speech, occupational, and physical therapy plus special instruction right to your home for children birth to age three in Lehigh and Northampton counties. Their team supports families through everyday routines so your child can grow at their own pace.
birth to 3in-home therapyLehigh Valleynonprofit