Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Sleep Improvement LLP

Organization Sleep Disorder Diagnostic Clinic/Center · NPI 1184665895

Sleep Improvement LLP is a Sleep Disorder Diagnostic Clinic/Center in Great Neck, New York. Licensed in New York. Registered with an NPI since 2006.

Licensed in
NY
In the registry since
2006
What do these letters mean?
LLP — Limited liability partnership
A form of business registration, not a clinical qualification.

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Practice location Address checks out

560 Northern Blvd Ste 208
Great Neck, NY 11021-5100
Phone: (516) 466-3666
Fax: (516) 466-4111
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Sleep Disorder Diagnostic Clinic/Center (primary) Taxonomy 261QS1200X · Licence 207203 (NY)

Record details

NPI number1184665895
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Reza Naghavi — Medical Director · (516) 466-3666
NPI enumeratedJune 10, 2006
Last updated in NPPESAugust 22, 2020
Mailing address560 Northern Blvd, Suite 208, Great Neck, NY 11021-5100

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