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Dr. Mark Horneffer, MD

Dr. Mark Horneffer, MD

Internal Medicine*
30+ years of experience

Dr. Mark Horneffer, MD is an internist in Wauwatosa, WI and has over 30 years of experience in the medical field. He graduated from University of Michigan Medical School in 1990. He is affiliated with Ascension Se Wisconsin Hospital-St. Joseph Campus. He is accepting new patients and telehealth appointments.

4.7 Star Rating
Based on 23 reviews 4.7 Star Rating (23 reviews)

Ascension Columbia St. Mary's - Columbia West

10950 W Capitol Dr Wauwatosa, WI 53222
Telehealth available
(414) 464-4460
Patient Favorite Award

Dr. Horneffer is a patient favorite Internist

The Patient Favorite badge is awarded to top-performing providers who surpass average ratings and comments, reflecting their commitment to exceptional patient care. Read our methodology

  • Area of Expertise
    Dr. Horneffer 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.
  • Hospital Satisfaction
    Patients said they were highly satisfied at this doctor's hospital. • See hospitals
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Dr. Horneffer's Reviews

Likelihood to recommend Dr. Horneffer

4.7

23 ratings, 15 with a written review
5 Star
91%
91%
4 Star
0%
0%
3 Star
0%
0%
2 Star
0%
0%
1 Star
9%
9%

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RecentHighestLowestMost Helpful
What went well
  • I felt respected
  • 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
Jun 27, 2024
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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
Karin – Feb 16, 2024
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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
Michael A Johnson – Jan 11, 2024
We think we have an incredible staff too! They...Read More
×Post a ResponseAre you Dr. Mark Horneffer, MD?
What went well
No results
What could be improved
No results
Helpful
DASR – Nov 28, 2023
Our care team aims to deliver high quality...Read More
×Post a ResponseAre you Dr. Mark Horneffer, 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
Jun 06, 2023
×Post a ResponseAre you Dr. Mark Horneffer, 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
Dave – Mar 31, 2023
Reviews like this are inspiring. Our teams are...Read More
×Post a ResponseAre you Dr. Mark Horneffer, 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
Kate – Nov 04, 2022
We're happy to hear your positive feedback! Thank...Read More
×Post a ResponseAre you Dr. Mark Horneffer, 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
Alan L Graveen – Oct 22, 2022
Our hospital aims to deliver high quality care....Read More
×Post a ResponseAre you Dr. Mark Horneffer, 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
Joy – Oct 13, 2022
Thanks for the great feedback! We will be sure to...Read More
×Post a ResponseAre you Dr. Mark Horneffer, 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
Oct 07, 2022
Thank you; we appreciate your feedback!...Read More
×Post a ResponseAre you Dr. Mark Horneffer, 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
Sep 02, 2022
We appreciate you taking the time to leave us...Read More
×Post a ResponseAre you Dr. Mark Horneffer, 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
Mike Clancy – Oct 08, 2021
Your feedback is important to us, and we...Read More
×Post a ResponseAre you Dr. Mark Horneffer, 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
Jul 30, 2021
×Post a ResponseAre you Dr. Mark Horneffer, 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
Best, B. – Feb 24, 2021
×Post a ResponseAre you Dr. Mark Horneffer, 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
Paula Friedman – Mar 14, 2018
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Know Before You Go

About Me

biography

Dr. Mark Horneffer, MD is an internist in Wauwatosa, WI and has over 30 years of experience in the medical field. He graduated from University of Michigan Medical School in 1990. He is affiliated with Ascension Se Wisconsin Hospital-St. Joseph Campus. He is accepting new patients and telehealth appointments.

  • 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 Michigan Hospitals

    Residency Hospital, 1993

  • University Of Michigan Hospitals

    Internship Hospital, 1991

  • University Of Michigan Medical School

    Medical School, 1990
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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Patient Favorite Award

Dr. Horneffer is a patient favorite Internist

    Read our methodology

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    Locations

    Ascension Columbia St. Mary's - Columbia West

    Ascension Columbia St. Mary's - Columbia West10950 W Capitol Dr Wauwatosa, WI 53222
    1

    Affiliated Hospitals

    • Ascension Se Wisconsin Hospital-St. Joseph Campus

      5000 W Chambers St
      Milwaukee, WI 53210
      Recipient of 2
      hospital 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

      78%
      Patients said that doctors always listened to them and explained things well

      2% higher than the national average

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