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

Dr. Lawrence Robert Grosswirth, DC

Individual provider Chiropractor · NPI 1780637009

Dr. Lawrence Robert Grosswirth, DC is a Chiropractor in Lynbrook, New York. Practices as a sole proprietor. Licensed in New York.

Licensed in
NY
In the registry since
2006
What do these letters mean?
DC — Doctor of Chiropractic
A licensed chiropractor.

See every abbreviation used in this directory →

Practice location Address checks out

620 Broadway
Lynbrook, NY 11563-3908
Phone: (516) 561-1122
Fax: (516) 825-0167
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Chiropractor (primary) Taxonomy 111N00000X · Licence X002647 (NY)

Record details

NPI number1780637009
Entity typeIndividual (Type 1)
GenderMale
Credentials DC
Sole proprietorYes
NPI enumeratedMay 18, 2006
Last updated in NPPESJuly 7, 2008

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