Summary

Dr. John Klemperer specializes in thoracic surgery, focusing on complex procedures involving the chest and lungs. He earned his medical degree from the Jacobs School of Medicine & Biomedical Sciences at the University of Buffalo and completed his residency at New York Presbyterian Hospital. With 36 years of experience in the field, Dr. Klemperer has developed extensive expertise in treating serious chest conditions. He is fluent in both English and Spanish.

Dr. Klemperer practices at Northern Light Eastern Maine Medical Center in Bangor, Maine. His clinical expertise includes treating various forms of lung cancer, including both non-small cell and small cell types. He performs diagnostic procedures such as chest imaging and pathology testing to help identify and monitor chest conditions. Patients consistently rate Dr. Klemperer highly, giving him an average rating of 5.0 stars.

Overview based on verified provider data

Quick Facts

  • 5
  • 36 years of experience
  • 42 insurance plans accepted
  • speaks English, Spanish
  • New York Presbyterian Hospital
  • 1 written review
  • 1 specialty
  • 7 areas of expertise
  • 1 board certification
  • 1 hospital affiliation
  • 3 office locations
  • Male

Patients’ Perspective

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

Office Locations

Dr. John Dean Klemperer has 3 locations

Northern Light Cardiothoracic Surgery

417 State St Ste 421Bangor, ME 04401
Mon8:00 am - 4:30 pm
Tue8:00 am - 4:30 pm
Wed8:00 am - 4:30 pm
Thu8:00 am - 4:30 pm
Fri8:00 am - 4:30 pm
SatClosed
SunClosed

Northern Light Surgery

417 State St Ste 330Bangor, ME 04401
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 Dean Klemperer, MD
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Dr. John Dean Klemperer, MDDr. Darryl Maurice HoffmanDr. Robert A Clough, MDDr. Felix Hernandez, MD
Thoracic SurgeryThoracic SurgeryThoracic SurgeryThoracic Surgery
Accepts New Patients
3.7 
36 Years of Experience 44 Years of Experience 49 Years of Experience 46 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English, Spanish Speaks English Speaks Spanish, English
Bangor , MEBangor , MEBangor , MEBrewer , ME
Med School: Jacobs School Of Medicine & Biomedical Sciences At The Univ Of Buffalo Med School: University Of The Witwatersrand Faculty Of Health Sciences Med School: Tufts University School Of Medicine Med School: University Of Connecticut School Of Medicine
Current Profile
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Insurance Plans Accepted by Dr. John Dean Klemperer

  • AARP
  • AARP - Medicare
  • Aetna
  • Aetna - HMO
  • Aetna - Medicare
  • Aetna - POS
  • Aetna - PPO
  • Anthem Blue Cross
  • Anthem Blue Cross - Medicare
  • Blue Cross Blue Shield
  • Blue Cross Blue Shield - Medicare
  • Blue Cross Blue Shield of Kansas
  • CHAMPVA
  • Cigna
  • Community Health Options
  • EmblemHealth
  • GEHA
  • Golden Rule
  • Harvard Pilgrim Health Care
  • Humana
  • Humana - Medicare
  • Humana - PPO
  • Medicaid - Medicaid
  • Medicaid - Medicaid (HMO Plans)
  • Medicaid - Medicaid (Managed)
  • Medicare
  • Medicare - Medicaid (Managed)
  • Medicare - Medicare
  • Meritain Health
  • Moda Health
  • Mutual of Omaha
  • Optum Health
  • STLDentalPlan| LLC
  • Transamerica
  • Tricare
  • UniCare
  • UnitedHealthcare
  • UnitedHealthcare - HMO
  • UnitedHealthcare - Medicare
  • UnitedHealthOne
  • Wellcare
  • Wellcare - Medicare

Medical Specialties

Dr. John Dean Klemperer has the following specialty

Specialty Expertise

Dr. John Dean Klemperer has the following 7 areas of expertise

  • Aneurysm
  • Cardiopulmonary Bypass (CPB)
  • Coronary Artery Bypass (Heart Bypass)
  • Deep Vein Thrombosis
  • Diabetes Complications
  • Varicose Veins
  • Vascular Malformations

Certifications, License, & Education

36 Years Experience

Dr. John Dean Klemperer holds an active medical license in the state of Maine.

Medical License

Medical Doctor with an active medical license in the state of Maine that expires in 2026.

Education & Training

Residency

Completed their residency at New York Presbyterian Hospital.

Medical School

Graduated from Jacobs School Of Medicine & Biomedical Sciences At The Univ Of Buffalo in 1990.

NPI Number

Dr. Klemperer's NPI number is 1457337172.

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Frequently Asked Questions

Is Dr. John Klemperer accepting new patients?
Dr. John Klemperer has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.
Does Dr. John Klemperer accept my insurance?
You can see the insurance plans that Dr. John Klemperer accepts on their Vitals profile.
How can I make an appointment with Dr. John Klemperer?
You can find contact information for Dr. John Klemperer here on Vitals.
Does Dr. John Klemperer accept virtual/telehealth appointments?
Dr. John Klemperer has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
What languages does Dr. John Klemperer speak?
Dr. John Klemperer speaks English and Spanish.

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