Individual
LEONARD A HAAS
Active
Sole proprietor
No
Provider details
NPI number
Gender
Man
Credential
MD
Contact information
Practice address
2800 MARCUS AVE STE 201, NEW HYDE PARK, NY 11042-1113
(516) 622-6076
(470) 275-0726
Mailing address
2800 MARCUS AVE STE 201, NEW HYDE PARK, NY 11042-1113
(516) 622-6076
(516) 622-6075
Taxonomy
Speciality
Code
Description
License number
State
2080P0206X
Pediatric Gastroenterology Physician
Primary
330110
NY
2080P0206X
Pediatric Gastroenterology Physician
Primary
D91137
MD
Other
Enumeration date
04/03/2018
Last updated
03/01/2026
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