Summary

Dr. Janet Lo is an endocrinologist specializing in diabetes and metabolism with 26 years of experience treating hormone-related conditions. She earned her medical degree from Columbia University College of Physicians & Surgeons, where she developed expertise in managing complex endocrine disorders. Dr. Lo is fluent in Spanish, English, and French, allowing her to care for patients from diverse backgrounds.

Dr. Lo practices at Massachusetts General Hospital and Mass General Hospital For Children in Boston, Massachusetts. She focuses on treating serious conditions like diabetic ketoacidosis and sleep disorders, as well as inherited cholesterol and lipid problems. Her expertise extends to emergency care for patients experiencing urgent diabetes-related complications. Patients consistently rate her care highly, giving her an average rating of 5.0 out of 5 stars.

Overview based on verified provider data

Quick Facts

  • 5
  • 26 years of experience
  • speaks Spanish, English, French
  • Columbia University College Of Physicians & Surgeons
  • 1 written review
  • 1 specialty
  • 13 areas of expertise
  • 1 board certification
  • 2 hospital affiliations
  • 1 office location
  • Female

Patients’ Perspective

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

Office Location

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Dr. Janet Lo, MD
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Dr. Janet Lo, MDDr. Rita Marie MccarthyDr. Karen K MillerDr. Jeremy Joseph Beaulieu
Endocrinology, Diabetes & MetabolismEndocrinology, Diabetes & MetabolismEndocrinology, Diabetes & MetabolismNurse Practitioner
Accepts New Patients Accepts New Patients
26 Years of Experience 34 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks Spanish, English, French Speaks Spanish, French, English Speaks Spanish, French Speaks English
Boston , MABoston , MABoston , MABurlington , MA
Med School: Columbia University College Of Physicians & Surgeons Med School: Johns Hopkins University School Of Medicine
Current Profile
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Insurance Plans Accepted by Dr. Janet Lo

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

Medical Specialties

Dr. Janet Lo has the following specialty

Specialty Expertise

Dr. Janet Lo has the following 13 areas of expertise

  • Acromegaly
  • Addison Disease
  • Cushing Disease
  • Diabetes
  • Diabetes Mellitus, Type 1
  • Diabetes, Type 2
  • Fatigue
  • Gland Issues
  • Hormones
  • Hyperthyroidism
  • Hypopituitarism
  • Hypothyroidism
  • Pituitary Diseases

Certifications, License, & Education

26 Years Experience

Dr. Janet Lo holds an expired medical license in the state of Massachusetts.

Medical License

Medical Doctor with an expired medical license in the state of Massachusetts that expired in 2025.

Education & Training

Medical School

Graduated from Columbia University College Of Physicians & Surgeons in 2000.

NPI Number

Dr. Lo's NPI number is 1639290083.

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Frequently Asked Questions

Which hospitals is Dr. Janet Lo affiliated with?
Dr. Janet Lo is affiliated with Massachusetts General Hospital and Mass General Hospital For Children.
What languages does Dr. Janet Lo speak?
Dr. Janet Lo speaks Spanish, English, and French.
Does Dr. Janet Lo accept virtual/telehealth appointments?
Dr. Janet Lo has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Is Dr. Janet Lo accepting new patients?
Dr. Janet Lo has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.
Does Dr. Janet Lo accept my insurance?
You can see the insurance plans that Dr. Janet Lo accepts on their Vitals profile.

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