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

Dr. Barbara L Seifert, MD

Individual provider Pediatric Cardiology Physician · NPI 1609846765

Dr. Barbara L Seifert, MD is a Pediatric Cardiology Physician in Smithtown, 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?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

285 Middle Country Rd Ste LL-2
Smithtown, NY 11787
Phone: (631) 979-4541
Fax: (631) 979-4546
Show map & directions

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

Specialties & licences

Pediatric Cardiology Physician (primary) Taxonomy 2080P0202X · Licence 1842731 (NY)

Record details

NPI number1609846765
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedJanuary 23, 2006
Last updated in NPPESJuly 13, 2026
Mailing address285 Middle Country Rd, Ste Ll-2, Smithtown, NY 11787

Other providers in Smithtown