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

Heartline Diagnostics LLC

Organization Physiological Laboratory · NPI 1639543812

Heartline Diagnostics LLC is a Physiological Laboratory in Valley Stream, New York. Registered with an NPI since 2015.

In the registry since
2015
What do these letters mean?
LLC — Limited liability company
A form of business registration, not a clinical qualification.

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Practice location Address checks out

33 W Hawthorne Ave Ste 22
Valley Stream, NY 11580-6207
Phone: (516) 812-8844
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Physiological Laboratory (primary) Taxonomy 293D00000X

Record details

NPI number1639543812
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Sam Gormezano — Member · (516) 375-2105
NPI enumeratedNovember 25, 2015
Last updated in NPPESDecember 2, 2015
Mailing address33 W Hawthorne Ave, Suite 22, Valley Stream, NY 11580-6207