Dr. Clifton M. Jackness M.D. - Endocrinologist in Manhattan

Doctor Clifton Jackness Endocrinologist in Manhattan

Expert in Endocrinology in Manhattan

Dr. Clifton M. Jackness is an alumnus of Yale University, having obtained his medical degree from the Albert Einstein College of Medicine. He pursued his internship and residency in Internal Medicine at The Mount Sinai Medical Center. Additionally, he completed a Fellowship in Endocrinology, Bone Disease, Diabetes, and Metabolism at Columbia University Medical Center.

Dr. Jackness holds a license in New York and is board certified in Endocrinology, Diabetes, and Metabolism. His clinical skills, empathetic care, research contributions, and teaching have earned him numerous accolades.

Diabetes, Obesity, and Hormonal Studies in Manhattan

A dedicated researcher, Dr. Jackness has engaged in numerous studies focusing on Type 2 diabetes and obesity, as well as hormonal variations following bariatric surgery and weight reduction. He has been invited to present his findings at prominent forums including the American Diabetes Association, New York Academy of Medicine, New York University, Columbia University, and the Obesity Society.

Moreover, Dr. Jackness is a sought-after speaker at the New York Thyroid Club. He has reviewed research articles on male hypogonadism and testosterone deficiencies for MedPage Today and has a keen interest in Finasteride-induced testosterone deficiency, along with the complexities of autoimmune thyroid diseases like Hashimoto’s and Graves’ disease.

Endocrinology Affiliations

Dr. Jackness serves as an Attending Physician at NYU-Langone Health and Northwell/Lenox Hill Hospital, with academic roles at NYU-Grossman School of Medicine and Zucker School of Medicine-Hofstra.

He is an active member of several professional organizations including the Endocrine Society, the American Association of Clinical Endocrinologists, the New York Thyroid Club, the Metropolitan New York Bone Club, the Medical Society of the State of New York, the New York County Medical Society, and the American Medical Association.

Dr. Jackness prioritizes individualized medical care, working closely with patients to achieve optimal health outcomes.

Meet Dr. Jackness

Why People Are Choosing Park Avenue Endocrinology

"Always a pleasure seeing Dr. Jackness. He is thorough, attentive and has wonderful bedside manner. He is knowledgeable and takes the time to talk about all of your medical concerns. I can’t say enough nice things about him! Personable and professional doctor. Highly recommend!"

- ANONYMOUS

"Dr. Jackness is the Best Endocrinologist ever, he is always so knowledgeable. He always goes over my results and takes the time to discuss next steps with me."

- ADALGISA P.

Contact Us Today!

If you have any questions or comments, or if you want to learn more about the services we provide, please call us at 212-772-7628. For a consultation, or to set up an appointment click here.