Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Debra Marie Willliams, MS
Specialist in Deer Park, NY · enumerated 2007.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1013053156
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Registry record
Entity type Individual (Type 1)
Name Debra Marie Willliams
Credential MS
Sex Female
Practice address 1014 Grand Blvd Ste 5, Deer Park, NY, 11729
Phone (631) 243-1765
Enumeration date Jan 29, 2007
Last updated in NPPES Jun 13, 2012
Taxonomy & licenses
What is an NPI number?
A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.
Frequently asked questions
What is the NPI number for Debra Willliams?
The National Provider Identifier (NPI) for Debra Willliams is 1013053156, a Type 1 (individual) record in the CMS NPPES registry.
Where does Debra Willliams practice?
The practice location on file with NPPES is in Deer Park, NY. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Rafael Almanzar-Paramio Occupational Therapist · Deer Park, NY NPI 1245655547 Sarafina Brewer Specialist · Deer Park, NY NPI 1649656307 Rudiann Rodriguez Psychologist · Deer Park, NY NPI 1467807586 Julie Bilello Specialist · Deer Park, NY NPI 1205389111 Alicia Sammut Specialist · Deer Park, NY NPI 1467987255 Dawn Plumitallo School Psychologist · Deer Park, NY NPI 1922663038 Elana Spahn Specialist · Deer Park, NY NPI 1275189870 Kelly Heider-Walsh Specialist · Deer Park, NY NPI 1497346605
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2012-06-13.