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Dr. Carol Kotzan, MD

Dr. Carol Kotzan, MD

Internal Medicine*
40+ years of experience

Dr. Carol Kotzan, MD is an internist in Crystal Lake, IL and has over 40 years of experience in the medical field. She graduated from UNIVERSITY OF CINCINNATI / MEDICAL CENTER in 1982. She is affiliated with Northwestern Medicine McHenry Hospital. She is accepting new patients.

3.6 Star Rating
Based on 20 reviews 3.6 Star Rating (20 reviews)

Practice

525 E Congress Pkwy Ste 250 Crystal Lake, IL 60014
(815) 455-7200

At a Glance

  • Area of Expertise
    Dr. Kotzan specializes in the area of Internal Medicine. • See board certifications
  • Practices at Top Hospital
    America's 100 Best Hospitals Award™ • See hospitals
  • Good Patient Care
    Patients said they had exceptional care at this hospital. • See hospitals
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Dr. Kotzan's Reviews

Likelihood to recommend Dr. Kotzan

3.5

20 ratings, 3 with a written review
5 Star
55%
55%
4 Star
10%
10%
3 Star
0%
0%
2 Star
5%
5%
1 Star
30%
30%

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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
  • Long wait times
Helpful
A. Maclennan – Jan 31, 2023
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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
What could be improved
No results
Helpful
Sep 28, 2019
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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
  • Long wait times
Helpful
Gaslighted in IL – Nov 26, 2018
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Know Before You Go

About Me

biography

Dr. Carol Kotzan, MD is an internist in Crystal Lake, IL and has over 40 years of experience in the medical field. She graduated from UNIVERSITY OF CINCINNATI / MEDICAL CENTER in 1982. She is affiliated with Northwestern Medicine McHenry Hospital. She is accepting new patients.

  • 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.

  • University Of Cincinnati / Medical Center

    Medical School, 1982
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. 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.

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Focus on Diabetes

Locations

Practice

Carol Kotzan MD LLC525 E Congress Pkwy Ste 250 Crystal Lake, IL 60014
1

Practice

Congress Internal Medicine Associates LLC360 Station Dr Ste 201 Crystal Lake, IL 60014
2

Affiliated Hospitals

  • Northwestern Medicine McHenry Hospital

    4201 W Medical Center Dr
    McHenry, IL 60050
    Recipient of 33
    hospital awards

    America's 100 Best Hospitals Award™ (2025)

    Top 5% in the nation for consistently delivering clinical quality

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

    Top 5% in the nation for consistently delivering clinical quality

    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

    79%
    Patients said that nurses 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