James William Cassillo, DC

Chiropractor · Massapequa, NY

Individual Active NPI Reactivated March 24, 2006

NPI number 1871592295

Practice location

5798 Merrick Rd
Massapequa, NY 11758-6223
Phone
(516) 795-6666
Fax
(516) 795-6834

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NPI record

NPI
1871592295
Entity type
Individual (Type 1)
Enumeration date
July 18, 2005
Last updated
July 13, 2026
Sole proprietor
No

Specialties & taxonomy codes

TaxonomyCodeLicenseState
Chiropractor Primary 111N00000X X004518 NY

About Dr. Cassillo

James William Cassillo, DC is a healthcare provider registered in the NPI registry with the primary taxonomy Chiropractor (code 111N00000X). The practice location is 5798 Merrick Rd, Massapequa, NY 11758-6223. The NPI number 1871592295 was assigned on July 18, 2005 and the record was last updated on July 13, 2026.

Dr. Cassillo lists a license in the registry: #X004518 (NY) for Chiropractor. License numbers are self-reported to NPPES; verify them with the state licensing board.

Frequently asked questions

What is the NPI number of James William Cassillo, DC?

The NPI number is 1871592295.

What is the phone number of Dr. Cassillo?

The phone number listed for the practice location is (516) 795-6666.

Where is Dr. Cassillo located?

5798 Merrick Rd, Massapequa, NY 11758-6223.

What is the taxonomy code for Dr. Cassillo?

The primary taxonomy code is 111N00000X – Chiropractor.

Is this information correct?

All details come from the public NPPES registry. Providers can update their record at nppes.cms.hhs.gov; changes appear here after the next weekly update.

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