Dr. Jason Adam Klein
Dr. Jason A. Klein
Last updated: Mar 25, 2026

Dr. Jason A. Klein

  • Gender: Male
  • Sole propriator: No
  • NPI: 1033358676

Dr. Jason A. Klein M.D.

Pediatrician

He is located at 500 Commack Road in Commack, NY 11725. Can help patients with the following: Abdominal Pain, Childhood Behavioral and Emotional Disorders, Childhood Obesity, Pervasive Developmental Disorders (PDD), Speech Disorders, Upper Respiratory Infection (URI). His National Provider Identifier (NPI) number is 1033358676. Appointment can be made via the phone number (631) 444-5437.

Conditions treated

Dr. Jason Adam Klein, being an pediatrician, treats the following conditions. Please be advised that this list may not be complete. For the full list of conditions treated, consult directly with Dr. Jason A. Klein.

  • Abdominal Pain
  • Allergic Reaction
  • Anemia
  • Anencephaly
  • Asthma
  • Autism
  • Bee and Wasp Stings
  • Birth Defects
  • Bronchitis
  • Cerebral Palsy (CP)
  • Childhood Behavioral and Emotional Disorders
  • Childhood Obesity
  • Chronic Cough
  • Cleft Palate and Cleft Lip
  • Colic
  • Common Cold
  • Croup
  • Developmental Delays
  • Down Syndrome
  • Dyslexia
  • Eczema
  • Edwards Syndrome
  • Enuresis
  • Fetal Alcohol Syndrome (FAS)
  • Fever
  • Food Poisoning
  • Fragile X Syndrome (FXS)
  • General Care
  • Hay Fever
  • Head Lice
  • Headache
  • Hives
  • Infant Care
  • Influenza
  • Jaundice
  • Kawasaki Disease
  • Learning Disability
  • Migraine
  • Muscular Dystrophy
  • Nausea and Vomiting
  • Noonan Syndrome
  • Parenting
  • Pervasive Developmental Disorders (PDD)
  • Phenylketonuria (PKU)
  • Pinworm Infection
  • Prescription Refill
  • Reye Syndrome
  • Rickets
  • Sinusitis
  • Skin Rash
  • Sore Throat
  • Speech Disorders
  • Stuttering
  • Sudden Infant Death Syndrome (SIDS)
  • Tourette Syndrome
  • Turner Syndrome
  • Upper Respiratory Infection (URI)
  • Urinary Tract Infection (UTI)
  • Williams Syndrome
  • Wilson-Turner Syndrome

Medicare Enrollment

Dr. Jason A. Klein is enrolled to bill Medicare as a Practitioner - Endocrinology (also registered under: Practitioner - Pediatric Medicine) .

Bills through: Stony Brook Children's Service, University Faculty Practice Corporatio

Based on Medicare's public enrollment records as of Jul 17, 2026. This reflects Medicare fee-for-service enrollment only and says nothing about other insurance, quality, outcomes, or board certification.

Payments received

Drug payment

Exactech $140
Alexion Pharmaceuticals $21
Genentech $17

Other

Food and Beverage $190

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Dr. Britta Kareen Mazur
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Dr. Christine Mcgill
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Dr. Nina Simon
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Dr. George Rogu
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  • Address: 646 Commack Road Commack, 11725, NY
Dr. Diana Matira Yildirim
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Questions & Answers

What conditions does Dr. Jason Adam Klein treat?

Dr. Jason Adam Klein provides treatment for Abdominal Pain, Childhood Behavioral and Emotional Disorders, Childhood Obesity, Pervasive Developmental Disorders (PDD), Speech Disorders, Upper Respiratory Infection (URI). For the full list see this list.

Does Dr. Jason Adam Klein accept insurance?

Unfortunately we don't have any information if Dr. Jason Adam Klein accepts insurance.

Where can you meet with Dr. Jason Adam Klein?

Dr. Jason Adam Klein's office is located at 500 Commack Road in Commack, NY 11725.