Welcome

Welcome to Associated Pediatricians, your experienced and caring pediatricians in Valparaiso and Portage! If you're looking for accessible pediatric care, a child–friendly environment, and a responsive team of pediatricians, then look no further. We love kids, and our goal is to have a positive impact in the lives of children by providing exceptional health care and compassionate service to the families we serve.

At Associated Pediatricians we offer a full range of pediatric care including prenatal visits for expecting parents, well–child check–ups, immunizations and sick appointments. Our caring team is committed to providing quality service in a comfortable, safe office setting where children and parents can feel at ease. We also set aside time to equip parents with the tools and resources necessary for the development of healthy children from birth to adolescence.

We invite you to take a few moments to browse our website and familiarize yourself with our practice. We hope that it will serve as a valuable resource for you. You'll find all of the helpful information you need about our practice including doctor bios, service details, directions to ourValparaiso and Portage office and new patient forms.

Associated Pediatricians looks forward to walking alongside you as you guide your child along a path of optimal health and wellness. We can assure you that you'll feel confident in our ability to not only meet, but exceed all of your expectations. For questions or to schedule a visit, contact our office today!

The Latest

Schedule now for school sports physicals. IHSAA forms need to be dated after April 1st this year.

Expectant Parents

Congratulations! We offer a free prenatal visit to help expectant parents make the right choice for their family.

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Sick Child?

We offer same day appointments for sick patients. Check your child’s symptoms here.

Check Symptoms

Meet Our Staff

Learn who we are

  • Susan L. Bishop, M.D.

    Dr. Bishop was born and raised in Chicago, Illinois. She was a graduate of Northwestern University Honors Program in Medical Education in 1984 and Northwestern University Medical School in 1986.

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  • Dianna W. Brogan, M.D.

    Dr. Brogan was born and raised in the Michigan City area. She earned her undergraduate degree at Notre Dame where she met and later married her husband.

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  • Pablo A. Bukata, M.D.

    Dr. Bukata was born in Argentina and moved with his family to Indiana when he was two years old. In 1992, he graduated Valedictorian from Wabash College. 

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  • Elizabeth K. Campbell, M.D.

    Dr. Campbell grew up with her family in LaPorte, Indiana. She received her B.A. in chemistry from DePauw University.

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  • Melissa L. Mueller, D.O.

    Dr. Mueller was born and raised in a suburb of Chicago. She received her B.S in Biopsychology and Cognitive Sciences from The University of Michigan.

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  • Amberly Z. Brewer, M.D.

    Dr. Brewer was born on Long Island but grew up in Azle, Texas. She earned her bachelor's degree from Austin College in Sherman, Texas

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  • Joseph B. Lee, M.D.

    Dr. Joseph Bokum Lee was born and raised in Chicago, IL. His parents are immigrants from South Korea.

  • Nassali M Mugwanya, M.D.

    Dr. Mugwanya was born and raised primarily in New Jersey though her family spent 6 years abroad in Thailand and Uganda when she was in elementary school.

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  • David J. Dimitroff, M.D.

    Dr. Dimitroff was born and raised in Valparaiso. He attended Indiana University and received degrees in Liberal Arts and Chemistry with Honors. He worked for more than five years in business operations and management before deciding that medicine was his true calling. He attended Indiana University School of Medicine and received his medical degree in 2017.

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  • Rhondalynn J. Sears, MSN, PNP-BC

    Rhonda Sears is a certified Pediatric Nurse Pactitioner with over 20 years pediatric nursing experience.

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  • Jennifer Campbell, CPNP

    Jennifer Campbell is a Certified Pediatric Nurse Practitioner with over 20 years of pediatric experience.

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  • Virginia J. Fulton , RN, MSN, PNP-BC, PMHS

    Virginia Fulton is a Board Certified Pediatric Nurse Practitioner with over 25 years of experience in pediatrics. She earned a Bachelor of Science in Nursing from Towson State University in 1994 and Master of Science degree from the University of Maryland in 1998.

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Featured Articles

Read about helpful topics

  • How Long Does the Coronavirus Live on Surfaces?

    The coronavirus that causes COVID-19 mainly spreads from person to person. When someone who is infected coughs or sneezes, they send droplets containing the virus into the air. A healthy person can then breathe in those droplets. You can also catch the virus if you touch a surface or object that has ...

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  • Coronavirus: What You Need to Know

    The new coronavirus epidemic that started in Wuhan, China, in late December is now in dozens of countries, including the United States. Here are answers to key questions about the virus, including how to protect yourself and what to expect. What are the symptoms of coronavirus? According to the CDC, ...

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  • Coronavirus Myths & Facts

    As Coronavirus Myths Multiply, Experts Sort Fact From Fiction The new coronavirus continues its steady march through the U.S. population, bringing with it a second plague: potentially dangerous myths and rumors about COVID-19, spread via the internet. You may have already heard some of these coronavirus ...

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  • Do I have COVID-19 or a cold?

    Do I have COVID-19 or a cold? If you don't have a fever and your eyes aren't itchy, it's probably the common cold, not COVID-19. Do I have COVID-19 or allergies? It's probably allergies -- not COVID-19 -- if you don't have a fever but your eyes are itchy, you're sneezing, and you have a runny nose. How ...

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  • Coronavirus: Is It Safe to Get Deliveries?

    With more than 50% of the U.S. population living under stay-at-home restrictions, companies that deliver food and household goods are inundated with orders. As they scramble to meet the demand, you may wonder if ordering in puts you or the people making your deliveries at risk. The Question of Worker ...

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  • How to Weather Social Isolation

    Social distancing has become the new normal, with one-third of Americans now under stay-at-home orders due to the coronavirus pandemic, but experts say that level of isolation can be hard on your health. "We don't know for sure what the long-term health outcomes of widespread forced social isolation ...

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  • The Power of Hand-Washing to Prevent Coronavirus

    The single most important piece of advice health experts can give to help us stay safe from COVID-19 is this one: Wash your hands. "In the final analysis, it's the hands. The hands are the connecting piece," says Elizabeth Scott, PhD. Scott co-directs the Center for Hygiene and Health in Home and Community ...

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  • Calming Your Child's Coronavirus Fears

    Schools are closing. Sports and other activities have been cancelled. Everything is changing. In the midst of this chaos, how do parents keep kids from stressing too much? "For families, this is truly now hitting home," said psychologist Robin Gurwitch, from Duke University and the Center for Child and ...

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  • Avoid Coronavirus Misinformation

    A Doctor's Tips for Spotting Fake COVID-19 News As we all try to stay safe from COVID-19, arming yourself with accurate news information has never been more important – but it’s not always easy. Fake news can be challenging to recognize because there’s often a little truth mixed in with misinformation. ...

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Testimonials

Read what our client says about us

  • "The staff here are very friendly and personable. Dr. Campbell is smart and down to earth, and she explains everything she’s doing in a way my children understand. It feels like I’m talking to another mom instead of a physician. I’d recommend her to anyone!"
    Malissa Miller
  • "We love Dr Lee. He’s very kind and personable. He took the time so speak to my son and ask him questions about his interests. We thought he was great"
    Howlett Family
  • "Absolutely amazing customer service. everyone is super friendly and caring! wouldn't take my son anywhere else."
    Eddie Gonzalez
  • "My children have been patients with Associated Pediatricians for almost 12 years now. I have always been pleased with our experiences. I would highly recommend them."
    Cassie Teesdale
  • "Dr. Campbell and her staff are the best. We’ve been bringing our daughter here for almost six years and are always pleased!!"
    Gary Moss
  • "I have never felt so comfortable with doctors, nurses and Nurse practioners like I am with my children's pediatric office staff. We love all of you. Especially Virginia and Shannon :-) Thank you for always taking great care of my kiddos."
    Stephanie Stasi

Our Locations

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Hours of Operation

Our Regular Schedule

Pediatrician Valparaiso, IN

Monday:

8:00 am-5:00 pm

Tuesday:

8:00 am-8:00 pm

Wednesday:

8:00 am-8:00 pm

Thursday:

8:00 am-5:00 pm

Friday:

8:00 am-5:00 pm

Saturday:

8:00 am-12:00 pm

Sunday:

Closed

Pediatrician Portage, IN

Monday:

8:00 am-5:00 pm

Tuesday:

8:00 am-5:00 pm

Wednesday:

8:00 am-5:00 pm

Thursday:

12:00 pm-8:00 pm

Friday:

8:00 am-5:00 pm

Saturday:

Closed

Sunday:

Closed