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The Proper Eu Experience

Proper Eu Medical & Aesthetics is a premier medical aesthetics and wellness clinic in Caledonia, Michigan, proudly serving patients throughout Grand Rapids and West Michigan. Founded by Ena Osterhouse, PA-C in 2022, Proper Eu was created to help men and women look, feel, and live with confidence through personalized aesthetic and wellness care.

Our practice combines advanced medical aesthetics with wellness medicine to deliver natural-looking, confidence-boosting results tailored to each patient’s goals. Whether you’re seeking skin rejuvenation, hormone optimization, hair restoration, or preventative wellness support, our experienced team is here to guide you every step of the way.

Services include Botox and other neuromodulators, dermal fillers, acne treatment, collagen stimulation therapies, microneedling, PRP (Platelet-Rich Plasma), bioidentical hormone replacement therapy (BHRT), hair loss treatments, laser skin resurfacing, laser hair removal, PDO thread lifts, and more.

At Proper Eu, our mission is simple: to help you become the healthiest, most confident version of yourself through expert care, education, and results-driven treatments.

Be your genuine self with a refresh; be Proper Eu.

Our Providers

Ena Osterhouse, MSM, PA-C

Physician Associate + Practice Owner

As a trusted and experienced Physician Associate having working in medicine for over 25 years, Ena realizes the importance of sound medicine with an evidence based focus. Ena is a detail oriented provider with a heart for ongoing education to better herself and other upcoming providers so that the patients obtain the best and latest medical treatments. She enjoys a carefree and playful way of practicing medicine while ensuring the patients she cares for understand and receive the best care.

Ena started her career in medicine as a Registered Nurse. After having three children, Ena realized she needed to continue her medical knowledge to best serve her patients as a provider. As a Physician Assistant/Associate (PA-C), Ena has worked in Cardiothoracic Surgery treating patients with heart disease, various cancers of the thorax, and heart and lung transplant patients. She has spent the majority of her career as a Physician Associate doing surgery and various bedside procedures. Ena remains committed to bringing her surgical and medical expertise to her practice at Proper Eu to ensure a happy and healthy patient experience!

Katie Zerkle, MSM, PA-C

Physician Associate

Katie Zerkle is a dedicated Family Medicine Physician Associate with a passion for aesthetics. She earned her Master of Physician Assistant Studies from Eastern Virginia Medical School and completed her undergraduate education at Grand Valley State University.

Katie was drawn to the field of aesthetics for its dynamic and innovative approach to medicine. She values the opportunity to help patients achieve their cosmetic and wellness goals by applying evidence-based practices and providing personalized education. Her commitment to patient care ensures that each individual feels heard, supported, and empowered throughout their aesthetic journey.

As a skilled and compassionate provider, Katie strives to enhance confidence and well-being while working alongside a team of like-minded professionals. She looks forward to building meaningful relationships with her patients and delivering exceptional care!

Our Staff

Jill Maas, LPN

Licensed Practical Nurse

“I love helping people feel comfortable and confident in their own skin by helping them pick out the best treatment and products. Being able to make others feel comfortable in their own skin is something I am passionate about. “

Sydney Bylsma, RN

Registered Nurse

"I strive to provide a strong and trusted relationship with my patients, realizing the importance of understanding my patients' cosmetic desires. My goal is to help you achieve your aesthetic objective while preserving a natural look that highlights your own features."

Samantha Beidler, LE

Licensed Esthetician | Patient Coordinator

"As someone who has struggled with their skin for years, I was drawn to medical aesthetics. I am passionate about helping others not only feel confident in their skin, but feel confident walking through the door. As your Patient Coordinator, I look forward to using my knowledge in aesthetics to help you with any questions you may have."

Julie Christopher, CMT

Certified Massage Therapist

“I love being able to work with a patient and see an overall change in the way that they feel... I am a big believer in my practice and have witnessed in my 16 years how beneficial massage can be as part of a health routine.”

Madison Maas

Aesthetic Assistant | Patient Coordinator

"I really enjoy being part of every patient’s experience and making sure they feel comfortable and cared for. I listen to what people need and aim to be someone they can rely on. There isn’t a treatment we offer that I don’t like being involved in—I honestly love what I do. Helping people feel more confident and supported is what makes this work meaningful to me."

Graham Osterhouse

Aesthetic Assistant | Patient Coordinator

"I love being part of a team that helps people look and feel their best. My goal is to make every patient feel welcomed, comfortable, and supported from the very first interaction. I'm passionate about creating a positive experience where patients feel informed, cared for, and confident throughout their journey."

Jenna Cooper

Patient Coordinator

Jenna is a Patient Coordinator with Proper Eu. Please check back soon as we update her bio.

Leah Smith

Office Manager

“I love that this job allows me to utilize my organization and communication skills, learn incredible things about skin care and overall skin health, and work with a lovely group of women. Additionally, I really enjoy having the opportunity to meet and get to know so many wonderful people in the Caledonia community and beyond.”

Caitlin Day

Operations Manager | Content Strategist

“Skincare has been a part of my life for years now as I have had my own struggles with acne. Utilizing the product regimens and facials, I was finally able to feel confident and comfortable in my own skin. I stand by the practices and procedures we do here at Proper Eu.”

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