Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Mr. Christopher Michael Cook, MSED
Specialist in Islip, NY · enumerated 2009.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1114167525
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Registry record
Entity type Individual (Type 1)
Name Mr. Christopher Michael Cook
Credential MSED
Sex Male
Practice address 252 Islip Ave, Islip, NY, 11751
Phone (631) 581-6800
Fax (631) 581-6814
Enumeration date Feb 24, 2009
Last updated in NPPES Jul 21, 2022
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 Christopher Cook practice?
The practice location on file with NPPES is in Islip, NY. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Christopher Cook?
The National Provider Identifier (NPI) for Christopher Cook is 1114167525, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2022-07-21.