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Dr. Mark Mass, MD

Dr. Mark Mass, MD

Emergency Medicine*
35+ years of experience

Dr. Mark Mass, MD is an emergency medicine specialist in Lake Forest, IL and has over 35 years of experience in the medical field. He graduated from University of Illinois College of Medicine in 1988. He is affiliated with medical facilities Northwestern Medicine Lake Forest Hospital and Northwestern Medicine Central Dupage Hospital. He is accepting new patients.

4.2 Star Rating
Based on 13 reviews 4.2 Star Rating (13 reviews)

Practice

1025 W Everett Rd Ste 101 Lake Forest, IL 60045

Make an Appointment

(847) 234-7950

At a Glance

  • Area of Expertise
    Dr. Mass specializes in the area of Emergency Medicine. • See board certifications
  • Explains Conditions Well
    Patients said this doctor explains conditions well. • See reviews
  • Practices at Top Hospital
    Patient Safety Excellence Award™ • See hospitals
  • Hospital Satisfaction
    Patients said they were highly satisfied at this doctor's hospital. • See hospitals
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Dr. Mass' Reviews

Likelihood to recommend Dr. Mass

4.2

13 ratings, 4 with a written review
5 Star
77%
77%
4 Star
0%
0%
3 Star
8%
8%
2 Star
0%
0%
1 Star
15%
15%

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RecentHighestLowestMost Helpful
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
Sep 14, 2020
×Post a ResponseAre you Dr. Mark Mass, 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
1 person found this helpful
Helpful
May 07, 2020
×Post a ResponseAre you Dr. Mark Mass, 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
Nov 19, 2019
×Post a ResponseAre you Dr. Mark Mass, 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
kim r in lake forest – Nov 08, 2016
×Post a ResponseAre you Dr. Mark Mass, MD?

Leave a review

How was your experience with Dr. Mass?

Know Before You Go

About Me

care philosophy

I strive to provide patients with prompt and professional immediate care in a friendly and comfortable setting.

  • Emergency Medicine

  • Occupational Medicine

  • Urgent Care 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.

  • University Of Pittsburgh Medical Center

    Residency Hospital, 1995

  • University Of Michigan Medical School

    Internship Hospital, 1989

  • University Of Illinois College Of Medicine

    Medical School, 1988

  • Marquette University

    Undergraduate School, 1984
American Board of Medical Specialties®
American Board of Emergency Medicine®
- 
Emergency 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. 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

  • English

  • Spanish

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Locations

Practice

Mass Medical S.C.1025 W Everett Rd Ste 101 Lake Forest, IL 60045
1

Affiliated Hospitals

  • Northwestern Medicine Central Dupage Hospital

    25 N Winfield Rd
    Winfield, IL 60190
    Recipient of 8
    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

    Outstanding Patient Experience Award™ (2024, 2022)

    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.

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

    3% higher than the national average

    80%
    Patients would recommend the hospital to friends and family

    15% higher than the national average

    View all patient feedback

  • Northwestern Medicine Lake Forest Hospital

    1000 N Westmoreland Rd
    Lake Forest, IL 60045
    Recipient of 13
    hospital awards

    America's 250 Best Hospitals Award™ (2025, 2024, 2023)

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

    Patient Safety Excellence Award™ (2025, 2024)

    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.

    88%
    Patients said they were given information about recovering at home

    4% higher than the national average

    80%
    Patients said that doctors always listened to them and explained things well

    4% higher than the national average

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