IPSIDD Services include the following clinical services, delivered by the clinician licensed in the New York State or otherwise specified in the regulation, that are not delivered as part of an individual’s residential and / or day habilitation services.

  1. Occupation therapy
  2. Physical Therapy
  3. Speech and language pathology
  4. Psychology
  5. Social work


The provider must be a clinician licensed in New York State whose name and credentials have been submitted to and verified by OPWDD. The provider must have had specialized training and two years of experience treating people with developmental disabilities and has received approval from OPWDD to provide IPSIDD services to those people who meet the required eligibility criteria.

In addition, an Applied Behavior Sciences Specialist (ABSS) may provide IPSIDD services under the supervision of a licensed psychologist who meets the qualifications specified above. The ABSS must have a master’s degree in a clinical and/or treatment field of psychology and/or a New York State license in Mental Health Counseling, and training in assessment techniques and behavioral program development.

Who can receive services?

People who are determined by OPWDD to have a developmental disability as defined in MHL 1.03(22), and people who are not enrolled at a facility or program that includes provision of the clinical services of OT, PT, SLP, psychology or social work as part of its service model and reimbursement rates (e.g., developmental center, specialty hospital, intermediate care facility for individuals with intellectual/developmental disabilities, etc.)

Other limitation and restriction
  • IPSIDD cannot be provided to people receiving or eligible to receive similar clinical services from the Early Intervention Program.
  • IPSIDD must not duplicate or replace Preschool Supportive Health services or School Supportive Health services that are authorized through an approved IEP. However, IPSIDD may address service needs of preschool and school-aged children that are not addressed in the IEP and are not school-related as determined by the child’s Committee on Special Education.
  • IPSIDD services must not duplicate or replace services available through the ICF/IID program, or OPWDD operated or certified residential or day programs.
  • IPSIDD services must not duplicate OPWDD funded HCBS services, including Intensive Behavioral Services or services provided in-clinic treatment facilities and hospital outpatient departments or services provided by Certified Home Health Agencies. However, services described by the same clinical procedure code may be provided to address different clinical needs.
  • Time spent receiving another Medicaid service cannot be counted toward IPSIDD billable service time in instances when the Medicaid service is received at the same time as IPSIDD services 13.