Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Mrs. Christine Harrison Collins, LMSW
Social Worker in Holbrook, NY · enumerated 2014.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1649695255
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Registry record
Entity type Individual (Type 1)
Name Mrs. Christine Harrison Collins
Credential LMSW
Sex Female
Practice address 991 Main St, Suite 201, Holbrook, NY, 11741
Phone (631) 588-8900
Fax (631) 588-8901
Enumeration date Feb 19, 2014
Last updated in NPPES Feb 19, 2014
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
Where does Christine Collins practice?
The practice location on file with NPPES is in Holbrook, NY. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Christine Collins?
The National Provider Identifier (NPI) for Christine Collins is 1649695255, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all → Michaeleen Anderson Clinical Social Worker · Holbrook, NY NPI 1720157571 Frances Soto-Valentino Social Worker · Holbrook, NY NPI 1568583227 Jennifer Kelsch Licensed Clinical Social Worker PC Clinical Social Worker · Holbrook, NY NPI 1609326206 Leah Topek-Walker, Lcsw P.C. Clinical Social Worker · Holbrook, NY NPI 1538603410 Ayesha Fazli Behavior Analyst · Holbrook, NY NPI 1578274130
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2014-02-19.