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

Ronald S Klein, MD

Individual provider Family Medicine Physician · NPI 1922195379

Ronald S Klein, MD is a Family Medicine Physician in Patchogue, 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

485 N Ocean Ave Ste A
Patchogue, NY 11772-1762
Phone: (631) 475-6900
Fax: (631) 447-5954
Show map & directions

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

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence 166846 (NY)

Record details

NPI number1922195379
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedOctober 6, 2006
Last updated in NPPESJuly 8, 2007
Mailing address485 N Ocean Avenue, Suite A, Patchogue, NY 11772-1762

Other providers in Patchogue