Search › New York › Pediatric Gastroenterology Physician
Leonard Haas, MD
NPI 1073019584 · on the registry since 2018
Practice
- Address
- 2800 Marcus Ave Ste 201
New Hyde Park, NY 11042 - Phone
- (516) 622-6076
- Fax
- (470) 275-0726
- Organisation at this address
- Marc A Singer Md
Harry S. Jacob Md
Ear Works Audiology
Optum Medical Care, P.C.
Optum Medical Care, P.C.Inferred from a shared address, not stated in the registry. - Clinicians at this address
- 101
Additional practice sites
- 165 N Village Ave Ste 215, Rockville Centre, NY
Registry record
- Primary taxonomy
- Pediatric Gastroenterology Physician
2080P0206X
- Licence states on file
- NY
From the registry's licence fields, which are often incomplete.
- Sex
- Male
- Record last updated
- 2026-03-01
- Status
- Not present in the most recent federal file
Source: CMS National Plan and Provider Enumeration System. Registration is not the same as practising, and the registry records no retirement — some people listed here no longer practise. More in New York