0 reviews
Summary
Dr. David Posnett is a hematology specialist with additional expertise in allergy and immunology who has been practicing medicine for over five decades. He earned his medical degree from Universite De Geneve Faculte De Medecine in Switzerland, bringing an international perspective to his medical practice. His extensive experience spanning 51 years reflects a deep commitment to treating blood disorders and immune system conditions.
Dr. Posnett practices at NewYork Presbyterian Weill Cornell Medical Center in New York, NY, where he provides specialized care for patients with complex hematological and immunological conditions. His dual specialty training allows him to address a wide range of blood-related disorders and allergic reactions. The combination of his decades of clinical experience and specialized knowledge makes him well-equipped to handle both routine and challenging cases in these interconnected fields.
Dr. Posnett practices at NewYork Presbyterian Weill Cornell Medical Center in New York, NY, where he provides specialized care for patients with complex hematological and immunological conditions. His dual specialty training allows him to address a wide range of blood-related disorders and allergic reactions. The combination of his decades of clinical experience and specialized knowledge makes him well-equipped to handle both routine and challenging cases in these interconnected fields.
Overview based on verified provider data
Quick Facts
- 51 years of experience
- Universite De Geneve Faculte De Medecine
- 2 specialties
- 1 area of expertise
- 1 office location
- Male
Office Location
Newyork Presbyterian Weill Cornell Medical Center
525 E 68th StNew York, NY 10065 Tel: (212) 746-3871
Compare with Similar Doctors
![]() | ![]() | ![]() | ![]() |
| Dr. David Neil Posnett | Michael J. Mauro, MD | Dr. Todd L Rosenblat, MD | Dr. Markus Y Mapara, MD |
| Hematology | Hematology | Hematology | Hematology |
| Accepts New Patients | Accepts New Patients | Accepts New Patients | |
| 51 Years of Experience | 32 Years of Experience | 23 Years of Experience | 34 Years of Experience |
| No Virtual Visit Option | Virtual Visit Available | Virtual Visit Available | Virtual Visit Available |
| Speaks English | Speaks English, Spanish | Speaks French, German | |
| New York , NY | Montvale , NJ | New York , NY | New York , NY |
| Med School: Universite De Geneve Faculte De Medecine | Med School: Geisel School Of Medicine At Dartmouth | Med School: Renaissance School Of Medicine At Stony Brook University | Med School: Medizinische Fakultaet Mannheim Ruprecht-Karls-Universitaet Heidelberg |
Current Profile | View Profile | View Profile | View Profile |
Insurance Plans Accepted by Dr. David Neil Posnett
Be sure to verify insurance information directly with your doctor's office, as it may undergo frequent changes.
Medical Specialties
Dr. David Neil Posnett has the following 2 specialties
Specialty Expertise
Dr. David Neil Posnett has the following area of expertise
Certifications, License, & Education
51 Years Experience
Education & Training
Medical School
Graduated from Universite De Geneve Faculte De Medecine in 1975.
NPI Number
Dr. Posnett's NPI number is 0.
Similar Doctors
Frequently Asked Questions
- Where is Dr. David Posnett's office located?
- Dr. David Posnett's office is located at 525 E 68th St, New York, NY, 10065.
- Does Dr. David Posnett accept my insurance?
- You can see the insurance plans that Dr. David Posnett accepts on their Vitals profile.
- How can I make an appointment with Dr. David Posnett?
- You can find contact information for Dr. David Posnett here on Vitals.
- Is Dr. David Posnett accepting new patients?
- Dr. David Posnett has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.
- Does Dr. David Posnett accept virtual/telehealth appointments?
- Dr. David Posnett has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Ensuring Data Transparency and Trust: A Guide to Vitals Doctor Listings and Reviews
Our provider data is gathered directly from physicians and publicly available databases. Providers who verify their profiles gain the ability to update information, offering additional details about their specialties,education, treated conditions, performed procedures, and accepted insurances.
Reviews on Vitals are submitted by users only. Recognizing the valuable insights these reviews offer into a doctor's reputation, we maintain internal policies and protocols to ensure the quality and accuracy of all reviews. Importantly, providers cannot delete or alter reviews independently. Reviews can only be deleted or changed following an internal assessment by our customer service team.
Your feedback is highly valued and we encourage you to contact our support team should you encounter any issues.






