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

Dr. John J Len, MD

Individual provider General Practice Physician · NPI 1912987496

Dr. John J Len, MD is a General Practice Physician in Cohoes, New York. Practices as a sole proprietor. Licensed in New York.

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

64 Howard St
Cohoes, NY 12047-3004
Phone: (518) 237-7345
Fax: (518) 237-4997
Show map & directions

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

Specialties & licences

General Practice Physician (primary) Taxonomy 208D00000X · Licence 109395 (NY)

Record details

NPI number1912987496
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJanuary 19, 2006
Last updated in NPPESMarch 7, 2016
Mailing address64 Howard St, Cohoes, NY 12047-3004

Other providers in Cohoes