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

Kenneth Jay Steier, DO

Individual provider Critical Care Medicine (Internal Medicine) Physician · NPI 1992763841

Kenneth Jay Steier, DO is a Critical Care Medicine (Internal Medicine) Physician in Melville, New York. Practices as a sole proprietor. Licensed in New York.

Licensed in
NY
In the registry since
2006
Specialties on file
3
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

See every abbreviation used in this directory →

Practice location Address checks out

69 Old East Neck Rd
Melville, NY 11747-2811
Phone: (631) 283-8008
Fax: (631) 283-8870
Show map & directions

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

Specialties & licences

Pulmonary Disease Physician (primary) Taxonomy 207RP1001X · Licence 220033 (NY)
Critical Care Medicine (Internal Medicine) Physician Taxonomy 207RC0200X · Licence 220033 (NY)
Internal Medicine Physician Taxonomy 207R00000X · Licence 220033 (NY)

Record details

NPI number1992763841
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorYes
NPI enumeratedMay 2, 2006
Last updated in NPPESJuly 8, 2009