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

Dr. Joan G Lehach, MD

Individual provider Allergy & Immunology (Internal Medicine) Physician · NPI 1740241785

Dr. Joan G Lehach, MD is an Allergy & Immunology (Internal Medicine) Physician in New Rochelle, 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

164 Church St Apt 3K
New Rochelle, NY 10805-3244
Phone: (475) 689-4634
Fax: (914) 885-1781
Show map & directions

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

Specialties & licences

Allergy & Immunology (Internal Medicine) Physician (primary) Taxonomy 207RA0201X · Licence 176701 (NY)

Record details

NPI number1740241785
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorYes
NPI enumeratedMarch 29, 2006
Last updated in NPPESJune 1, 2022
Certification dateJune 1, 2022