Hematology, Oncology, Internal Medicine and More

  • New Patients are Welcome

    Everyone needs a doctor, and Simon Williamson Clinic doctors would love to take care of you. Please visit our Patients page for more information.

  • The Right Physician for You

    Simon Williamson Clinic has a trusted reputation, and our knowledgeable physicians are dedicated to keeping you and your family healthy.

  • Specialties to Meet Your Needs

    Simon Williamson Clinic provides a plethora of specialties and services. Whether you need a check up or you’re experiencing something specific, we offer complete care for patients of all ages.

  • Visit Our Clinic

    Request an appointment with a Simon Williamson Clinic doctor today, and we’ll follow up with you as soon as possible.


Find a Physician

Our experienced physicians are equipped to offer the best care no matter what you’re experiencing.

View All Physicians

New Patients

We’re so glad that you’ve found Simon-Williamson Clinic! Being a new patient can be confusing and frustrating, and SWC would like to make the process of finding your new doctor easy and painless! Review our online resources for patients to explore and prepare for your visit.

Schedule an appointment Learn about SWC

What Sets Us Apart

Our comprehensive on-site diagnostic facilities allow us to complete your tests in a timely fashion. In addition to same day and urgent appointments, our primary care physicians and pediatricians also staff a weekly walk in clinic on Saturday mornings for their established patients. Let Simon-Williamson Clinic be your family’s first choice for health care; we’d love to take care of you.

Learn about our practice

Our Specialties

Simon-Williamson Clinic offers a variety of specialties and services. See areas of focus below.

What Others Are Saying

“Dr. Cooper and her staff are amazing. I have never received such high quality care or been so respected by medical providers before!”
“Y’all, Dr. Wallace is awesome! We saw her last week and she emailed me on a Saturday night, after hours, to check on my son!! Most doctors would not take the time to do that!! ❤️ highly recommend!”
“I appreciate my doctors at Simon Williamson Clinic – I have never had ANY issues; the staff is wonderful! Dr. Kirby, Ms. Robin, thank you for all you do and caring for me and my health for the past 15 plus years”
“Dr. Baillio is a real down to earth doctor that listens and cares.”
“Dr. Wu is the best! Takes time with his patients and really gets to know them. Never rushes patients or leaves them with questions.”
“Dr. Sahlie is the best!! She was my childrens’ physician from birth… Would recommend her a thousand times!!”
“Dr. Eller, my doctor, is number one in my book. He is always there for us. We love him. He has been good to our family. We pray that he will always be there for us.”
“Dr. Toma is very caring and listens to you. Highly recommend him if you need a good doctor.”
“Dr. Elmer has been the most fabulous doctor and mentor for our kids! He saw [our daughter] through some scary times when she was young, and he’s still so wonderful with both kids, as we now have a senior and a sophomore in high school. Our journey with Dr. Elmer has been fabulous, and we think the world of him!”
“I had a absolutely amazing birth experience at Princeton with Sheila Lopez, CNM. It was the perfect blend of medicine and nature. Perfect birth for me.”
“I have been using several doctors at SWC for several years. I have been very happy with the doctors and the efficiency of the staff in their offices and the lab.”