Summary

Dr. John Poremba is an endocrinologist specializing in diabetes and metabolism with 35 years of experience treating patients with complex hormonal and metabolic conditions. He earned his medical degree from the Uniformed Services University of the Health Sciences F.E. Hebert School of Medicine. Dr. Poremba provides care in English and brings more than three decades of expertise to his practice.

Dr. Poremba is affiliated with Elliot Hospital, Athol Hospital, and Heywood Hospital, with practice locations in Nashua, New Hampshire and Gardner, Massachusetts. He focuses on managing Type 2 diabetes and high cholesterol, including cholesterol problems in children and teenagers. His practice includes continuous glucose monitoring and comprehensive blood work to help patients achieve better health outcomes. Patients rate Dr. Poremba 4.2 out of 5 stars on average.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 4.2
  • 35 years of experience
  • speaks English
  • Uniformed Services Univ Of The Health Sciences F E Hebert Schl Of Medicine
  • 12 written reviews
  • 1 specialty
  • 13 areas of expertise
  • 3 hospital affiliations
  • 2 office locations
  • Male

Patients’ Perspective

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

Office Locations

Dr. John Ambrose Poremba has 2 locations

Southern New Hampshire Diabetes And Endocrinology

17 Riverside St Ste 202Nashua, NH 03062
Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 5:00 pm
SatClosed
SunClosed

Heywood Endocrinology

242 Green StGardner, MA 01440
Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 5:00 pm
SatClosed
SunClosed

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Dr. John Ambrose Poremba, MDDr. Ellie Ilih Chuang, MDDr. Joseph Philip Rossacci, MDShari L Sarris
Endocrinology, Diabetes & MetabolismEndocrinology, Diabetes & MetabolismNephrologyNurse Practitioner
Accepts New Patients Accepts New Patients
4.2 
3.7 
4.3 
35 Years of Experience 26 Years of Experience 29 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English Speaks English Speaks English, Spanish
Nashua , NHNashua , NHTewksbury , MABrattleboro , VT
Med School: Uniformed Services Univ Of The Health Sciences F E Hebert Schl Of Medicine Med School: University Of California San Diego School Of Medicine Med School: University Of Massachusetts Medical School
Current Profile
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Insurance Plans Accepted by Dr. John Ambrose Poremba

  • Accepts Medicare
  • Accepts Medicaid

Medical Specialties

Dr. John Ambrose Poremba has the following specialty

Specialty Expertise

Dr. John Ambrose Poremba has the following 13 areas of expertise

  • Acromegaly
  • Addison Disease
  • Cushing Disease
  • Diabetes
  • Diabetes (Types I & II)
  • Diabetes, Type 2
  • Fatigue
  • Gland Issues
  • Hormones
  • Hyperthyroidism
  • Hypopituitarism
  • Hypothyroidism
  • Weight Loss

Certifications, License, & Education

35 Years Experience

Dr. John Ambrose Poremba holds active and inactive medical licenses in the states of New Hampshire and Massachusetts.

Medical License

Medical Doctor with an active medical license in the state of New Hampshire that expires in 2027 and an inactive medical license in the state of Massachusetts that expired in 2024.

Education & Training

Medical School

Graduated from Uniformed Services Univ Of The Health Sciences F E Hebert Schl Of Medicine in 1991.

NPI Number

Dr. Poremba's NPI number is 1104829506.

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Frequently Asked Questions

How can I make an appointment with Dr. John Poremba?
You can find contact information for Dr. John Poremba here on Vitals.
Is Dr. John Poremba accepting new patients?
Dr. John Poremba is accepting new patients on Vitals. View Dr. John Poremba's profile on Vitals to make an appointment.
Does Dr. John Poremba accept my insurance?
You can see the insurance plans that Dr. John Poremba accepts on their Vitals profile.
Where is Dr. John Poremba's office located?
Dr. John Poremba's office is located at 17 Riverside St Ste 202, Nashua, NH, 03062.
Does Dr. John Poremba accept virtual/telehealth appointments?
Dr. John Poremba has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.

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