Summary

Dr. Gillian Katz specializes in endocrinology with a particular focus on diabetes and metabolism disorders. She earned her medical degree from the Royal College of Surgeons in Ireland School of Medicine and completed her residency at Mount Sinai School of Medicine. With 39 years of clinical experience, Dr. Katz has developed extensive expertise in managing complex hormonal and metabolic conditions. She provides care in English for patients throughout the New York area.

Dr. Katz practices at NYU Tisch Hospital, Bellevue Hospital, and NYU Langone Orthopedic Hospital, all located in New York. Her clinical focus includes treating geriatric diabetes and both Type 1 and Type 2 diabetes mellitus, with special attention to diabetes management in children and teenagers. She frequently performs diagnostic blood work including complete blood counts and alkaline phosphatase testing to monitor her patients' health. Patients have rated Dr. Katz 4.5 out of 5 stars on Vitals, reflecting their confidence in her comprehensive endocrine care.
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Overview based on verified provider data

Quick Facts

  • 4.5
  • 39 years of experience
  • speaks English
  • Mount Sinai School Of Medicine
  • 9 written reviews
  • 1 specialty
  • 20 areas of expertise
  • 1 board certification
  • 3 hospital affiliations
  • 3 office locations
  • Female

Patients’ Perspective

  • Gave an accurate diagnosis
  • Had a good bedside manner
  • Spent time with me

Office Locations

Dr. Gillian Katz has 3 locations

Nyu Tisch Hospital

550 1st AveNew York, NY 10016

Gilian Katz MD

245 5th Ave Fl 3New York, NY 10016

Nyu Langone Orthopedic Hospital

301 E 17th StNew York, NY 10003

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Dr. Gillian Katz, MDDr. Ahsan Uddin, MDDr. Jiali Fang, MDDr. Jason C. Baker, MD
Endocrinology, Diabetes & MetabolismEndocrinology, Diabetes & MetabolismEndocrinology, Diabetes & MetabolismEndocrinology, Diabetes & Metabolism
Accepts New Patients Accepts New Patients
4.5 
4.8 
39 Years of Experience 11 Years of Experience 8 Years of Experience 24 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available Virtual Visit Available
Speaks English Speaks English Speaks English
New York , NYNew York , NYNew York , NYNew York , NY
Med School: Royal College Of Surgeons In Ireland School Of Medicine Med School: St Georges University School Of Medicine Med School: Northwestern University Feinberg School Of Medicine Med School: Emory University School Of Medicine
Current Profile
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Insurance Plans Accepted by Dr. Gillian Katz

Be sure to verify insurance information directly with your doctor's office, as it may undergo frequent changes.

Medical Specialties

Dr. Gillian Katz has the following specialty

Specialty Expertise

Dr. Gillian Katz has the following 20 areas of expertise

  • Acromegaly
  • Addison Disease
  • Adrenal Gland Diseases
  • Cushing Disease
  • Diabetes
  • Diabetes (Types I & II)
  • Diabetes, Type 2
  • Fatigue
  • Gland Issues
  • Hormones
  • Hyperthyroidism
  • Hypopituitarism
  • Hypothyroidism
  • Infertility
  • Menopause
  • Nutrition Disorders
  • Nutritional Support
  • Pituitary Diseases
  • Polycystic Ovary Syndrome (PCOS)
  • Pregnancy Complications

Certifications, License, & Education

39 Years Experience

Dr. Gillian Katz holds an expired medical license in the state of New York.

Medical License

Medical Doctor with an expired medical license in the state of New York that expired in 2026.

Education & Training

Residency

Completed their residency at Mount Sinai School Of Medicine.

Medical School

Graduated from Royal College Of Surgeons In Ireland School Of Medicine in 1987.

NPI Number

Dr. Katz's NPI number is 1386643625.

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Frequently Asked Questions

Does Dr. Gillian Katz accept my insurance?
You can see the insurance plans that Dr. Gillian Katz accepts on their Vitals profile.
What languages does Dr. Gillian Katz speak?
Dr. Gillian Katz speaks English.
Is Dr. Gillian Katz accepting new patients?
Dr. Gillian Katz has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.
Which hospitals is Dr. Gillian Katz affiliated with?
Dr. Gillian Katz is affiliated with Nyu Tisch Hospital, Bellevue Hospital, and Nyu Langone Orthopedic Hospital.
Does Dr. Gillian Katz accept virtual/telehealth appointments?
Dr. Gillian Katz has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.

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