Call Us:  +1.8458960008


Dr. C. Ranjan Nath MD


We accept the vast majority of private insurance plans. Medicare and cash paying patients are also accepted. 

What is Endocrinology

CBS News Anchor Mary Calvi awarding Dr. C. Ranjan Nath MD with a Lifetime Achievement Award conferred to him by Westchester County, NY  in conjunction with the American Diabetes Association in recognition of    

                                                Dr. Nath Day

Founder & Medical Director of The Diabetes & Metabolism Center at Phelps Memorial Hospital 

Please call 1845-896-0008 to inquire about availability and schedule an appointment with Dr.Nath. New patients are welcome at both office locations.

Please Note: to accommodate patients seeking to contact the medical offices of

Dr. Nath outside of office hours, we can be reached at our office email listed below. 

Health Insurance 

Front Office Staff

            Medical Office Manager- Terri

                Medical Assistant- Carol 

         Medical Office Secretary- Danielle                  Executive Assistant to Dr.Nath- Emily​

Office Email:

Endocrinology is a specialty of medicine which deals with the diagnosis and treatment of diseases related to hormone dysfunction. The primary goal of treatment focuses on the management of hormonal disorders such as Diabetes Mellitus, hypothyroidism, hyperthyroidism, and hypogonadism in addition to other endocrine disorders. 

June 19th : Dr. Nath Day

Proclaimed by Westchester County, New York & The American Diabetes Association in recognition of Dr. C. Ranjan Nath's vast contributions to society as a leading physician, medical thought-leader, educator and philanthropist.


New York's Top Patient Rated Endocrinologist 

​​​Words from Dr. Nath​​

"In a new era of medicine where the landscape of healthcare has increasingly shifted towards a mere numbers game premised upon patient volume, quality of individualized patient care remains my paramount priority, with patients treated as family members, most deserving of my    undivided time and attention." 

   Westchester County Office Hours

    Tuesday: 9:00 AM- 5:00 PM 

            Saturday: To Be Determined         

Dutchess County Office Hours

Monday: 9:00 AM- 5:00 PM

Wednesday: 10:30 AM- 6:00 PM

Thursday: 9:00 AM- 5:00 PM

    Alternating Saturday's: 9:00 AM-1:00 PM

Hospital Affiliations

Mount Sinai Hospital

Phelps Memorial Hospital/ Northwell Health

Primary Office Location 

4 Nancy Court, Suite 2 

Wappingers Falls, NY 12590

Call Us +1.845-896-0008

Fax +1.845-896-2241

Secondary Office Location 

200 B Veterans Road, Suite 12 

Yorktown Heights, NY 10598

Call Us +1.845-896-0008

Alternate +1.914-302-7780

Fax +1.914-302-7781


Dr. C. Ranjan Nath, MD is one of the nation's leading Endocrinologists with over 25 yrs. of clinical experience. As the Founder & Medical Director of The Diabetes & Metabolism Center at Phelps Memorial Hospital, Former Chief of Endocrinology at Mt. Sinai Beth Israel Hospital and Former Director of the Lipid Clinic at one of the world's  foremost biomedical research institutions- Rockefeller University, Dr. Nath remains one of the country's only endocrine specialists whose expansive realm of expertise, extends well beyond solely endocrinology and deep into the field of cardiology. During this time span, Dr. Nath has been treating complex cases of Diabetes Mellitus (Type I and Type II), Thyroid Disorder, Hypertension, Hyperlipidemia, Cardiovascular Disease, Obesity, PCOS, Hypogonadism, Osteoporosis and Neuroendocrine Disorders such as Pituitary tumors. Dr.Nath's prioritization of patient well-being and unwavering adherence to his "patient first" philosophy encapsulate core values largely responsible for a nationally recognized cardiometabolic practice offering the highest caliber of care to patients who have increasingly sought out his cutting-edge expertise. Having appeared on various media outlets including CBS, ABC and NBC as a featured medical guest and accrued numerous noteworthy accolades of distinction, in recognition of his superior patient care, Dr. Nath is widely regarded as a preeminent physician and thought leader, at the vanguard of medicine, integrating compassionate patient care with proactive disease management.