Summary

Dr. Daniel Gruenstein treats congenital heart disease, cardiac arrhythmia, and heart valve disease, and performs electrocardiograms, transthoracic echocardiograms, and dobutamine stress echocardiograms. He practices cardiovascular disease and pediatrics and has 30 years of experience. He is affiliated with The University of Chicago Medicine and speaks English and Spanish.

Dr. Gruenstein earned his medical degree from the University of Cincinnati College of Medicine and sees patients in Bangor, Maine. Patients on Vitals rate Dr. Gruenstein 4.58 out of 5.

Overview based on verified provider data

Quick Facts

  • 4.6
  • 30 years of experience
  • 26 insurance plans accepted
  • speaks English, Spanish
  • University Of Cincinnati College Of Medicine
  • 11 written reviews
  • 2 specialties
  • 2 areas of expertise
  • 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. Daniel Harris Gruenstein has 3 locations

Saint Joseph Hospital

360 BroadwayBangor, ME 04401

Northern Light Pediatric Cardiology

417 State St Ste 305Bangor, 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

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Dr. Daniel Harris Gruenstein, MDDr. Dana Weisshaar, MDDr. Angela Costes Gilladoga, MDDr. Beth Renee D N Rockcress, MD
Cardiovascular DiseaseCardiovascular DiseaseCardiovascular DiseasePediatrics
Accepts New Patients
4.6 
2.5 
30 Years of Experience 37 Years of Experience 63 Years of Experience 33 Years of Experience
No Virtual Visit Option Virtual Visit Available No Virtual Visit Option No Virtual Visit Option
Speaks English, Spanish Speaks English
Bangor , MECambridge , MABangor , MEBangor , ME
Med School: University Of Cincinnati College Of Medicine Med School: University of Toledo Medical School Med School: University Of Santo Tomas Faculty Of Medicine And Surgery Med School: Columbia University College Of Physicians & Surgeons
Current Profile
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Insurance Plans Accepted by Dr. Daniel Harris Gruenstein

  • Aetna
  • Aetna - HMO
  • Aetna - POS
  • Aetna - PPO
  • Anthem Blue Cross
  • Anthem Blue Cross and Blue Shield Colorado
  • Blue Cross Blue Shield
  • Blue Cross Blue Shield of Massachusetts
  • Blue Shield of California
  • Cigna
  • Community Health Options
  • GEHA
  • Harvard Pilgrim Health Care
  • Humana
  • Medicaid - Medicaid
  • Medicaid - Medicaid (HMO Plans)
  • Medicaid - Medicaid (Managed)
  • Medicare
  • Medicare - Medicare
  • Meritain Health
  • Tricare
  • Tufts Health Plan
  • UnitedHealthcare
  • UnitedHealthcare - HMO
  • US Family Health Plan
  • Wellcare

Medical Specialties

Dr. Daniel Harris Gruenstein has the following 2 specialties

Specialty Expertise

Dr. Daniel Harris Gruenstein has the following 2 areas of expertise

  • Heart Catheterization
  • Pediatrics

Certifications, License, & Education

30 Years Experience

Dr. Daniel Harris Gruenstein 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

Medical School

Graduated from University Of Cincinnati College Of Medicine in 1996.

NPI Number

Dr. Gruenstein's NPI number is 1518911288.

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Frequently Asked Questions

Does Dr. Daniel Gruenstein accept virtual/telehealth appointments?
Dr. Daniel Gruenstein has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Where is Dr. Daniel Gruenstein's office located?
Dr. Daniel Gruenstein's office is located at 360 Broadway, Bangor, ME, 04401.
Does Dr. Daniel Gruenstein accept my insurance?
You can see the insurance plans that Dr. Daniel Gruenstein accepts on their Vitals profile.
Is Dr. Daniel Gruenstein accepting new patients?
Dr. Daniel Gruenstein has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.
Which hospitals is Dr. Daniel Gruenstein affiliated with?
Dr. Daniel Gruenstein is affiliated with The University Of Chicago Medicine.

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