background
background
Dr. John Zimmerman, MD

Dr. John Zimmerman, MD

Cardiology*
40+ years of experience

Dr. John Zimmerman, MD is a cardiologist in Chicopee, MA and has over 40 years of experience in the medical field. He graduated from Stanford University in 1980. He is affiliated with Hackensack University Medical Center.

3.4 Star Rating
Based on 7 reviews 3.4 Star Rating (7 reviews)

Practice

444 Montgomery St Chicopee, MA 01020
(413) 594-3111

Hospital Highlight

Dr. Zimmerman is affiliated with Hackensack University Medical Center Hackensack, a highly rated and top awarded hospital for cardiology.

At a Glance

  • Areas of Expertise
    Dr. Zimmerman specializes in the areas of Cardiovascular Disease & Internal Medicine. • See board certifications
  • Friendly Staff
    Patients said the staff was friendly. • See reviews
  • Practices at Top Hospital
    America’s 50 Best Hospitals for Cardiac Surgery Award™ • See hospitals
  • Low Wait Times
    Patients are usually seen in 10 minutes or less.
ADVERTISEMENT
healthgrades-rx

Save money with free prescription discounts

Optum Perks and Healthgrades are subsidiaries of RVO Health.

Experience Check

Search for experience in a specific area

Learn more about experience and why treatment frequency matters

Insurance Check

Search for your insurance carrier and choose your plan type

Dr. Zimmerman's Reviews

Likelihood to recommend Dr. Zimmerman

3.4

7 ratings, 4 with a written review
5 Star
57%
57%
4 Star
0%
0%
3 Star
0%
0%
2 Star
14%
14%
1 Star
29%
29%

Your trust is our top concern. Learn more.

We monitor all reviews to ensure they comply with our guidelines and don’t include personal information, profanity, libel, defamation, harassment, obscenity or fraud.

All reviews are confirmed and audited before publication, and community members have the ability to flag inappropriate content for further review by our team.

Doctors can not pay for good reviews, nor can they pay to have negative reviews removed.

Any reviews that are deemed fraudulent or violate our guidelines will be removed immediately.

RecentHighestLowestMost Helpful
What went well
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
Helpful
Karen Shaw – Jun 18, 2019
×Post a ResponseAre you Dr. John Zimmerman, MD?
What went well
No results
What could be improved
  • Difficult to schedule appointment
  • Didn't listen or answer questions
  • Didn't explain conditions well
  • Staff wasn't friendly
  • Appointment was rushed
  • Didn't trust the provider's decisions
Helpful
Irina in West Springfield – Feb 04, 2019
×Post a ResponseAre you Dr. John Zimmerman, MD?
What went well
  • Appointment scheduling
  • Staff friendliness
  • Wait times
What could be improved
  • Didn't listen or answer questions
  • Didn't explain conditions well
  • Appointment was rushed
  • Didn't trust the provider's decisions
Helpful
Apr 12, 2018
×Post a ResponseAre you Dr. John Zimmerman, MD?
What went well
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
Helpful
Mar 08, 2018
×Post a ResponseAre you Dr. John Zimmerman, MD?

Leave a review

How was your experience with Dr. Zimmerman?

Know Before You Go

About Me

biography

Dr. John Zimmerman, MD is a cardiologist in Chicopee, MA and has over 40 years of experience in the medical field. He graduated from Stanford University in 1980. He is affiliated with Hackensack University Medical Center.

  • Cardiology

*Healthgrades does not verify qualifications for medical specialties. Please verify your provider's specialty and qualifications directly with your provider and applicable medical board.

  • Stanford University

    Medical School, 1980
American Board of Medical Specialties®
American Board of Internal Medicine
- 
Cardiovascular Disease†
- 
Internal Medicine†
†Self designated 
For detailed information about any of the below board actions, please search for the provider's records on the linked state licensing board or the Federation of State Medical Boards. To learn more about the difference between these sources, please refer to our FAQs.
Healthgrades has not received any data indicating a board action exists for this provider.

Healthgrades receives board action history for physicians and physician assistants. The information displayed here is sourced from independent information providers, such as state board websites, and may not be the most up-to-date information. Healthgrades makes no representations with respect to the accuracy of any information provided here and assumes no responsibility or liability for such information.

Learn more about medical license public record check

Focus on ATTR-CM

Locations

Practice

Riverbend Medical Group444 Montgomery St Chicopee, MA 01020
1

Affiliated Hospitals

  • Hackensack University Medical Center

    30 Prospect Ave
    Hackensack, NJ 07601
    Recipient of 29
    hospital awards

    America’s 50 Best Hospitals for Cardiac Surgery Award™ (2025)

    Superior clinical outcomes in heart bypass surgery, coronary interventional procedures, heart attack treatment, heart failure treatment, and heart valve surgery

    America’s 100 Best Hospitals for Cardiac Care Award™ (2025, 2024, 2023)

    Superior clinical outcomes in heart bypass surgery, coronary interventional procedures, heart attack treatment, heart failure treatment, and heart valve surgery

    View all awards

    How patients felt about the care they received at this hospital.

    83%
    Patients said they were given information about recovering at home

    1% lower than the national average

    75%
    Patients said that doctors always listened to them and explained things well

    1% lower than the national average

    View all patient feedback
Learn more about how Healthgrades measures Hospital Quality