Jillian Ewing Haas, MD

Photo of Jillian Ewing Haas
Internal Medicine, Pediatrics, Primary Care
Staff Physician
Accepting New Patients

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Westbrook Health Center 262-532-5700
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I enjoy getting to know my patients and understanding their background. By doing this, I can provide collaborative care to achieve their health care goals. I also feel it's important to educate my patients about their chronic disease processes in order to facilitate their overall health and wellness.

I enjoy getting to know my patients and understanding their background. By doing this, I can provide collaborative care to achieve their health care goals. I also feel it's important to educate…
View more at www.froedtert.com/doctors/jillian-ewing-haas-1982929410


Treatment & Services

Adolescent Health
Health Maintenance and Prevention
Sports Medicine
Virtual Visit

Diseases & Conditions


Ages Seen


Languages Spoken


Hospital Affiliations

Froedtert Hospital
Froedtert Menomonee Falls Hospital


2315 E. Moreland Blvd.
Waukesha, WI 53186
Westbrook Health Center

Education & Training

Medical College of Wisconsin - Milwaukee - WI - Residency in Internal Medicine and Pediatrics - (2011-2014)

Medical College of Wisconsin - Milwaukee - WI - Internship in Internal Medicine and Pediatrics - (2010-2011)

Michigan State University College of Human Medicine - East Lansing - Doctor of Medicine - (2010)

Board Certifications

Internal Medicine
General Pediatrics

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Have you seen this doctor or clinician within the last 3 years?

Patient Reviews

The comments are submitted by patients (or their caregivers) and reflect their views and opinions. The comments are not endorsed by and do not necessarily reflect the views of the Froedtert & the Medical College of Wisconsin health network. Learn more about our survey.*


* Due to high volume, only the most recent 30 comments are displayed for a selected value.

I fully appreciate when the clinic and doctors can get myself and kids in all at once. It's long but it helps to not have to bring all of us in at separate times. Thank you.
Dr. Ewing Haas is wonderful. She listens to any concerns that I have, and together we come up with a plan. You can tell she truly cares.
Dr. Ewing Haas is very detailed, listens well, discusses options for treatment, is a great doctor.
The assistant seemed to be in hurry. She talked so fast, I struggled to understand her and had to ask her to repeat what she said. She was kind and knowledgeable otherwise. Dr. Ewing Haase was great. She listened to my concerns and offered solutions. She is a great listener and I felt heard. Doctor spent time with me and I felt cared for. I'm happy to have her as my doctor.
Excellent care provided by Dr Ewing Hass.
Dr. Haas and her nurse were excellent in providing an efficient and very personal wellness visit. All of my questions were thoroughly answered. Information and suggestions were explained with care and respect.
outstanding care and expertise, Dr Ewing Hass took time to discuss all of my concerns
Dr Ewing is amazing. She always takes the time to answer all questions and we never feel rushed. She is kind and remembers you as a person not a patient number. We adore her and really respect her opinion. I trust her
Dr. Ewing-Haas is extremely knowledgeable, professional, thoughtful, and patient. She is an amazing doctor, and I am so happy to have her for my primary care.
Everything was a joy from start to finish thank you !!
Dr. Ewing-Hass is very good at listening and putting the pieces together to provide excellent care.
Dr Ewing Hass remembers about me and my life and my family. She shows concern for me like I'm part of her family. She is caring and always looks for the best for me.
Dr Ewing-Haas is simply the best PCP I have ever encountered.
I always appreciate Dr. Jillian's approach to care. I feel as if I am a person to her and not just a patient.
This was my first visit with Dr. Ewing. She's wonderful!!!
Dr Ewing Haas and her team are wonderful!
Dr Ewing-Haase plus her Assistant are great! List too few concerns and answered questions. Very pleased with these !!
I appreciated her willingness to listen, take notes, explain and reflect back to me her recommendations on what we can do moving forward.
I am very pleased with Dr. Ewing Haas!
Very professional while also being personal.
We really liked the resident that was working with Dr. Ewing today. He was very thoughtful and patient while working with our 4 year old.
I have been seeing dr. Ewing haas for years. I basically come 1x per year but was frustrated that now it takes me 6 months to get an appointment.
Dr. Jillian was AMAZING! Today was my first visit with her and she was so professional and confidence-instilling. She listened to my concerns and asked many questions so I feel confident in her diagnosis and treatment.
Every thing was fine
Awesome staff! My doctor is compassionate and takes time to discuss concerns. She is wonderful!
Dr. Ewing-Haas, as always is amazing with my brother.
My visit was the standard, high quality experience I always have at the clinic.
This us my first visit with Dr. Ewing Haas and I liked her very much. She is changing a dosage on a med I take and I like that approach. She has very good suggestions.
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