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

Dr. Howard Leaf, MD

Individual provider Infectious Disease Physician · NPI 1942253943

Dr. Howard Leaf, MD is an Infectious Disease Physician in New York, 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

423 E 23rd St VA New York Harbor Hcs
New York, NY 10010-5011
Phone: (212) 686-7500
Show map & directions

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

Specialties & licences

Infectious Disease Physician (primary) Taxonomy 207RI0200X · Licence 159318 (NY)

Record details

NPI number1942253943
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 18, 2006
Last updated in NPPESJuly 13, 2026

Other providers in New York