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

Brightwaters Internal Medicine PLLC

Organization Sleep Medicine (Internal Medicine) Physician · NPI 1255533360

Brightwaters Internal Medicine PLLC is a Sleep Medicine (Internal Medicine) Physician in Bay Shore, New York. Licensed in New York. Registered with an NPI since 2007.

Licensed in
NY
In the registry since
2007
What do these letters mean?
PLLC — Professional limited liability company
A form of business registration, not a clinical qualification.

See every abbreviation used in this directory →

Practice location Address checks out

200 Howells Rd
Bay Shore, NY 11706-5300
Phone: (631) 665-5074
Fax: (631) 665-1852
Show map & directions

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

Specialties & licences

Sleep Medicine (Internal Medicine) Physician (primary) Taxonomy 207RS0012X · Licence 152199 (NY)

Record details

NPI number1255533360
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Mark Siegelheim — Physician · (631) 665-5074
NPI enumeratedJune 1, 2007
Last updated in NPPESAugust 22, 2020
Mailing address200 Howells Rd, Bay Shore, NY 11706-5300