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Delaware Valley Allergy
Formerly known as Thomas E. Klein MD PC

Same Great Practice, Same Great Care

At Delaware Valley Allergy, we are dedicated to providing compassionate, high-quality care to patients of all ages.  Our board-certified physicians and nurse practitioners are committed to improving your health so that you can fully participate in activities at work, school or sports.  

In our practice, we enhance the quality of care you receive by emphasizing open lines of communication, encourage questions, and teaching about allergies and asthma. We are thorough in providing written instructions and informational brochures to help you improve rapidly and get the most out of your medical care.

We will communicate with your primary care physician about our findings and recommendations, and if requested, reach out to your other providers to coordinate care in complicated cases.

We take pride in providing a caring environment and building a strong doctor-patient relationship.  Our pledge is to treat your family members like they are our own.

As seen in Philadelphia Magazine


IMPORTANT NOTICE:

If you are in need of handicapped accommodations, our Riddle or Glen Mills locations will be the best fit for you. 







Meet the Providers

Learn Who We Are

  • Michael Prematta
    M.D.
    Doctor

    Dr. Michael Prematta was born in Reading, PA in 1979. He earned a Bachelor of Science in Chemical Engineering at Penn State University in 2001 before completing medical school at the Penn State University College of Medicine in 2005.

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  • Tracy Prematta
    M.D.
    Doctor

    Dr. Tracy Prematta was born in Philadelphia, PA and was raised in Williamstown, NJ. She attended college at DeSales University and graduated Summa Cum Laude in 2001 before enrolling in medical school at the Pennsylvania State University College of Medicine.

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  • Juen Kim
    M.D.
    Doctor

    Dr. Juen Kim was born in Michigan and grew up in East Lansing, Michigan. She did her undergraduate studies and medical school at the University of Michigan in Ann Arbor, Michigan before pursuing a pediatrics residency at DeVos Children’s Hospital in Grand Rapids, Michigan.

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  • Kristina Tranell, MSN, CRNP, FNP-BC
    Certified Registered Nurse Practitioner

    Kristina Tranell was born and raised in Swarthmore, PA. She earned a Master of Science in Nursing with a specialization as a Family Nurse Practitioner at Widener University.  She is board certified as a Family Nurse Practitioner by the American Nurse Credentialing Center (ANCC). Kristina also holds a Bachelor of Science degree from the University of Maryland in College Park.

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  • Emily Broach
    MSN, CRNP, FNP-BC
    Certified Registered Nurse Practitioner - Family Health

    Emily Broach was born and raised in Wallingford, PA. She earned a Bachelor of Science in Biology from Bloomsburg University, as well as, a Bachelor of Science in Nursing from West Chester University. She has had vast clinical experience in both sleep medicine               (7 years) and pediatric nursing (5 years).

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Office Locations

Find us on the map

Hours of Operation

Our Regular Schedule

Havertown

Monday:

8:30 am-11:30 am

1:00 pm-5:30 pm

Tuesday:

8:00 am-11:30 am

1:00 pm-6:00 pm

Wednesday:

8:30 am-11:30 am

1:00 pm-5:30 pm

Thursday:

9:00 am-11:30 am

1:00 pm-7:00 pm

Friday:

7:30 am-11:30 am

1:00 pm-4:30 pm

Saturday:

Closed

Sunday:

Closed

Riddle Hospital

Monday:

7:30 am-11:30 am

1:00 pm-5:00 pm

Tuesday:

9:30 am-11:30 am

1:00 pm-6:30 pm

Wednesday:

8:00 am-11:30 am

1:00 pm-4:30 pm

Thursday:

8:00 am-11:30 am

1:00 pm-5:00 pm

Friday:

Closed

Saturday:

Closed

Sunday:

Closed

Glen Mills

Monday:

Closed

Tuesday:

Closed

Wednesday:

Closed

Thursday:

Closed

Friday:

8:30 am-11:30 am

1:00 pm-4:30 pm

Saturday:

Closed

Sunday:

Closed