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Dr. John Vassallo, MD

Dr. John Vassallo, MD

Internal Medicine*

Dr. John Vassallo, MD is an internist in Howell, MI. He is affiliated with medical facilities Trinity Health Livingston Hospital and Trinity Health Ann Arbor Hospital. He is not accepting new patients.

3.9 Star Rating
Based on 56 reviews 3.9 Star Rating (56 reviews)

Practice

3399 E Grand River Ave Ste 204 Howell, MI 48843
Telehealth available

At a Glance

  • Area of Expertise
    Dr. Vassallo specializes in the area of Internal Medicine. See board certifications
  • Explains Conditions Well
    Patients said this doctor explains conditions well. See reviews
  • Offers Telehealth
    This doctor offers telehealth appointments. Call the office to schedule an appointment.
  • Practices at Top Hospital
    Surgical Care Excellence Award™ See hospitals
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Dr. Vassallo's Reviews

Likelihood to recommend Dr. Vassallo

3.9

56 ratings, 24 with a written review
5 Star
68%
68%
4 Star
4%
4%
3 Star
2%
2%
2 Star
2%
2%
1 Star
25%
25%

Your trust is our top concern. Learn more.

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

RecentHighestLowestMost Helpful
What went well
  • I felt respected
  • 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 27, 2025
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What went well
No results
What could be improved
No results
1 person found this helpful
Helpful
Jan 21, 2025
×Post a ResponseAre you Dr. John Vassallo, MD?
What went well
  • I felt respected
  • 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
Elizabeth Spagnuolo Dudley – Sep 18, 2024
×Post a ResponseAre you Dr. John Vassallo, MD?
What went well
  • I felt respected
  • 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, 2024
×Post a ResponseAre you Dr. John Vassallo, MD?
What went well
No results
What could be improved
No results
2 people found this helpful
Helpful
Mar 04, 2023
Hello, we are sorry to hear that your...Read More
×Post a ResponseAre you Dr. John Vassallo, MD?
What went well
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Wait times
What could be improved
No results
Helpful
Joel Heavern – Jun 10, 2022
×Post a ResponseAre you Dr. John Vassallo, MD?
What went well
  • Wait times
What could be improved
No results
2 people found this helpful
Helpful
Never Again – Feb 08, 2021
×Post a ResponseAre you Dr. John Vassallo, MD?
What went well
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
What could be improved
No results
Helpful
Rose Montrose – Sep 13, 2019
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What went well
No results
What could be improved
No results
2 people found this helpful
Helpful
Apr 22, 2019
×Post a ResponseAre you Dr. John Vassallo, 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
Barbara and Anthony Kramarczyk in Howell, MI – Dec 07, 2018
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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
Dec 07, 2018
×Post a ResponseAre you Dr. John Vassallo, 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
5 people found this helpful
Helpful
Oct 30, 2018
×Post a ResponseAre you Dr. John Vassallo, 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
1 person found this helpful
Helpful
Betsy in Howell, – Sep 07, 2018
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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
2 people found this helpful
Helpful
ALLSHOUSE FAMILY in FOWLERVILLE, MI – Sep 03, 2018
×Post a ResponseAre you Dr. John Vassallo, 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
1 person found this helpful
Helpful
Dave Norlin in MI – Aug 24, 2018
×Post a ResponseAre you Dr. John Vassallo, 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
1 person found this helpful
Helpful
Rachel K in Howell MI – Jan 04, 2018
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What went well
  • Listened & answered questions
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
2 people found this helpful
Helpful
Katie in Howell, MI – Sep 28, 2017
×Post a ResponseAre you Dr. John Vassallo, 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
Pinckney, MI – May 14, 2017
×Post a ResponseAre you Dr. John Vassallo, 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
1 person found this helpful
Helpful
Mary Clark in Howell, MI – Mar 23, 2017
×Post a ResponseAre you Dr. John Vassallo, 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
3 people found this helpful
Helpful
Greg in Brighton, MI – Feb 23, 2017
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Leave a review

How was your experience with Dr. Vassallo?

About Me

care philosophy

Dr. Vassallo strives to provide the best patient care possible. He values his paitient's and their opinions and wants them to play an active role in their health. 

biography

Dr. John Vassallo is a Board Certified internal medicine physician who lives in Howell, provided care and has provided care to Livingston County since 2005. As an internist, Dr. Vassallo treats a range of patient conditions from the common cold...read more
  • Internal Medicine

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

American Board of Medical Specialties®
American Board of Internal Medicine®
Internal Medicine
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. Information last updated March 29, 2025. To learn more about the difference between these sources, please refer to our FAQs.
Board actions foundState licensing board
Within the last year

Locations

Practice

Office3399 E Grand River Ave Ste 204 Howell, MI 48843
1

Practice

Medical Office of John Vassallo MD PLLC1225 W Grand River Ave Ste 300 Howell, MI 48843
2
  • Call
  • Fax
  • Hours
    • Mon: 9:00am - 5:00pm
    • Tue: 9:00am - 5:00pm
    • Wed: 9:00am - 5:00pm
    • Thu: 9:00am - 5:00pm
    • Fri: 9:00am - 1:00pm
    • Sat: closed
    • Sun: closed
  • Directions
Wellbridge of Brighton2200 Dorr Rd Howell, MI 48843
3
Wellbridge of Pinckney664 S Howell St Pinckney, MI 48169
4

Affiliated Hospitals

  • Trinity Health Ann Arbor Hospital

    5301 E Huron Riv Dr
    Ann Arbor, MI 48106
    Recipient of 21
    hospital awards

    Surgical Care Excellence Award™ (2025)

    Top in the nation for overall patient experience based on nine measures related to doctor and nurse communication, hospital cleanliness and noise levels, and medication and post-discharge care instructions

    Outstanding Patient Experience Award™ (2022)

    Top in the nation for overall patient experience based on nine measures related to doctor and nurse communication, hospital cleanliness and noise levels, and medication and post-discharge care instructions

    View all awards

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

    87%
    Patients said they were given information about recovering at home

    3% higher than the national average

    81%
    Patients said that nurses always listened to them and explained things well

    6% higher than the national average

    View all patient feedback
  • Trinity Health Livingston Hospital

    620 Byron Rd
    Howell, MI 48843
    Recipient of 7
    hospital awards

    Patient Safety Excellence Award™ (2025)

    Top in the nation for providing excellence in patient safety by preventing infections, medical errors, and other preventable complications

    View all awards

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

    86%
    Patients said they were given information about recovering at home

    2% higher than the national average

    82%
    Patients said that nurses always listened to them and explained things well

    7% higher than the national average

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