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Main Areas of Expertise

Thyroid disorders

Diabetes

Adrenal adenomas (adrenal masses)

Amenorrhea/oligomenorrhea (absent or infrequent menstrual periods)

Breastfeeding (initiation and cessation)

Congenital adrenal hyperplasia

Cushing’s disease (elevated cortisol levels)

Gynecomastia (breast formation in males)

Hyperaldosteronism (elevated aldosterone levels)

Hypercalcemia/hypocalcemia (high and low calcium levels)

Hyperlipidemia (high cholesterol levels)

Hyperparathyroidism (high parathyroid hormone levels)

Hypoglycemia (low blood glucose levels)

Hyponatremia (low sodium levels)

Obesity, including:

• Diagnosing/ruling out metabolic disorders

• Prescribing weight-loss medications and other treatments

• Clearance before bariatric surgery

Osteopenia (precursor to osteoporosis)

Osteoporosis

Pheochromocytoma (elevated adrenaline levels)

Pituitary adenomas (pituitary masses)

Polycystic ovary syndrome 

Prolactinomas (elevated levels of the hormone that produces breast milk)

Transgender issues (male to female conversion, female to male conversion)

Testimonials

"Frankly, I've never encountered a doctor so responsive, open to ideas and validating before in my life. It's a wonderful comfort for me, having a few health issues, that I've found a doctor like her to have my back."

– Press Ganey survey respondent

"Dr Messer exceeded expectations to make sure that I receive the best care possible."

– Press Ganey survey respondent

"One of the top doctors of NY. I have recommended EVERYONE to Dr. Messer--she is the BEST. Truly amazing doctor."

– Press Ganey survey respondent

"Dr. Messer is smart, brilliant, kind, thoughtful, great dr."

– Press Ganey survey respondent

“Dr. Messer put me at ease during a biopsy. I was able to remain calm throughout the procedure because she was so reassuring, caring and supportive!"

– Press Ganey survey respondent

“Dr. Messer is absolutely wonderful. She’s so thorough that I feel totally confident in her knowledge of the field.”

– Press Ganey survey respondent

“Dr. Messer is such a nice, sweet person and a great doctor.  I didn't feel rushed, and she explained everything about my condition to me in terms that were easy to understand.  Very personable!”

– Vitals.com user

“Dear Dr. Messer, thank you for sobering me up and getting me back on track with food.  You not only changed my life for the better but saved it wholly.”

– GV

“Dr. Messer, thank you for all your guidance and care! You are the best!”

– PR

“Dr. Messer was very professional, asked sensitive questions discreetly. Very knowledgeable also.”  

– Press Ganey survey respondent

“Dr. Messer has always gone above and beyond to give me exellent healthcare, and I have recommended her on numerous occasions.”  

– Press Ganey survey respondent

“Dr. Messer, I tell everyone I know, fam/friends, even in other states how wonderful you are!!!  If you get referrals from ‘D*****’, it is me."

– DS

“I highly recommend this physician (Dr. Messer). She even spent time with my family.”

– Press Ganey survey respondent

“Dear Dr. Messer, just wanted to extend a sincere thanks for taking so much time on Monday to get to know my mother, DL.  Your kindness didn’t go unnoticed.  Thank you for watching over her."

– LL

“Incredible! One of the best Dr. appointments I’ve ever had. I think Dr. Messer is extraordinary. Incredibly intelligent and focused and extremely helpful.”

– RF

“Everything was perfect!! We loved Dr. Messer, and she was beyond generous with her time and attention. She focused on all our concerns and issue with great patience”

– BS

“Best and pleasant experience from beginning to end. Dr. Messer was so caring and loving and profession. I felt like I was talking with my big sister.”

– NM

“Dr. Messer was a terrific combination of thorough, reassuring and generous with her time, providing helpful research to support her recommendations. She's brilliant. Dr. Messer's team was efficient, capable and so pleasant.”

– DF

“Dr. Messer is exceptional along all dimensions— she is a brilliant physician, an extremely empathetic and emotionally intelligent professional and an all together extraordinary human being. I always feel blessed to be her patient!”

– LG

“Amazing. Great atmosphere, Never keep me waiting, Such a pleasant experience , Everyone was so sweet , Wish all my Doctors offices were like this.”

– AH

“Dr. Messer is so professional and on top of my condition . Great confidence in her, plus she is a very lovely doctor with excellent communication skills.”

– LR