Overview
Leonard Haas is a Pediatric Gastroenterologist and a Pediatrics provider in New Hyde Park, New York. His top areas of expertise are Colitis, Viral Gastroenteritis, Ulcerative Colitis, and Hemorrhagic Proctocolitis.
His clinical research consists of co-authoring 6 peer reviewed articles. MediFind looks at clinical research from the past 15 years.
Insurance
Accepted insurance can change. Please verify directly with the provider.
Accepted insurance plans:
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- POS
- PPO
- HMO
- POS
- PPO
- EPO
- HMO
- PPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- OTHER COMMERCIAL
- OTHER MEDICARE PART D
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- PPO
- HMO
- POS
- EPO
- HMO
- PPO
- EPO
- POS
- HMO
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE-MEDICAID PLAN
- OTHER MEDICAID
- STATE MEDICAID
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER MEDICARE PART D
- INSURANCE PLAN
- INSURANCE PLAN
- EPO
- HMO
- POS
- PPO
Locations
Clinical Research
Clinical research consists of overseeing clinical studies of patients undergoing new treatments and therapies, and publishing articles in peer reviewed medical journals. Providers who actively participate in clinical research are generally at the forefront of the fields and aware of the most up-to-date advances in treatments for their patients.
Mirna Chehade is a Pediatric Gastroenterologist and a Pediatrics provider in New York, New York. Dr. Chehade is highly rated in 9 conditions, according to our data. Her top areas of expertise are Eosinophilic Esophagitis, Esophagitis, Gastritis, Eosinophilic Enteropathy, and Endoscopy.
James Markowitz is a Pediatric Gastroenterologist and a Pediatrics provider in New Hyde Park, New York. Dr. Markowitz is highly rated in 8 conditions, according to our data. His top areas of expertise are Viral Gastroenteritis, Crohn's Disease, Ulcerative Colitis, Colonoscopy, and Endoscopy.
Joel Rosh is a Pediatric Gastroenterologist and a Pediatrics provider in Morristown, New Jersey. Dr. Rosh is highly rated in 5 conditions, according to our data. His top areas of expertise are Viral Gastroenteritis, Crohn's Disease, Colitis, Endoscopy, and Colonoscopy.
Areas of Expertise
MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.
Learn more about MediFind’s expert tiers
- Experienced
- ColitisDr. Haas isExperienced. Learn about Colitis.
- Crohn's DiseaseDr. Haas isExperienced. Learn about Crohn's Disease.
- Hemorrhagic ProctocolitisDr. Haas isExperienced. Learn about Hemorrhagic Proctocolitis.
- Ulcerative ColitisDr. Haas isExperienced. Learn about Ulcerative Colitis.
- Viral GastroenteritisDr. Haas isExperienced. Learn about Viral Gastroenteritis.