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

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