Dr. John J Len is an general practice specialist in Cohoes, New York (NY). He graduated from Albany Medical College Of Union University in 1970 and specializes in general practice, general surgery.
| Board certification | General Practice General Surgery |
| Gender | Male |
| Education | Graduated : 1970 School : Albany Medical College Of Union University |
| Hospital Affiliations | Samaritan Hospital |
| St Mary's Hospital ( Troy ) |