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Karissa Thal, MD

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About Me

Dr. Thal earned her Bachelor of Science from The Schreyer Honors College at Penn State University. She earned her M.D. at The Penn State College of Medicine and completed her residency at the Penn State Health Family and Community Medicine Residency at Mount Nittany Medical Center. During her residency, Dr. Thal served as Chief Resident and she also received a certificate of appreciation from the Penn State Navy and ROTC programs, recognizing her work during the COVID-19 pandemic.

“Working at Mount Nittany Health enables me to become my hometown’s family doctor,” said Dr. Thal. “I was born at Mount Nittany Medical Center and trained with the physician who delivered me.”

In addition to her family medicine duties, Dr. Thal is certified in advanced headache diagnosis and management from Thomas Jefferson University and works in the Mount Nittany Physician Group Neurology Clinic two days a week. She is a member of the American Academy of Family Physicians and the Pennsylvania Medical Society.

Dr. Thal resides in Bellefonte and when not seeing patients at Mount Nittany Health she volunteers at the Brookline Lab Retriever Rescue.

Female

English

Credentials

Credentials

Medical Education
The Pennsylvania State University College of Medicine - Hershey, PA

Board Certification
American Board of Family Medicine

Insurance

Insurance

Accepted insurance providers

  • Aetna
  • Advantra
  • AmeriHealth Caritas Pennsylvania
  • AmeriHealth Caritas Pennsylvania CHC
  • AmeriHealth Caritas Northeast
  • AmeriHealth Caritas VIP Care
  • Capital Blue Cross (including Senior Blue, Keystone Health Plan Central, Health One and Blue CHIP)
  • Cigna (accepted system-wide, except by CEMA, the Emergency Department provider group)
  • Community Care Behavioral Health Organization (psychiatry)
  • Gateway Health Plan (Medical Assistance Product)
  • Geisinger Health Plan/Geisinger Gold/GHP Family
  • Government: CHAMPUS, Tricare/Black Lung Benefits Act
  • HealthAmerica/HealthAssurance/First Health
  • Highmark/ PA Blue Shield
  • Medical Assistance
  • Medicare/Medicare Railroad
  • PA Health and Wellness
  • Preferred Health Services
  • Three Rivers Provider Network
  • United Behavioral Health (psychiatry)
  • United Healthcare/United Healthcare Student Resources
  • UPMC Health Plan/UPMC For Life/UPMC For You
Reviews

Reviews

4.7

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242 Ratings 54 Reviews
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19 Comments
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  • Stars
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    September 29, 2025

    I think Dr. Thal is excellent! I would recommend her to anyone.

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    September 24, 2025

    Check-up was great, no change in my health problems.

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    September 23, 2025

    Dr. Thal and her staff are the best medical team I've experienced.

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    September 20, 2025

    I have already recommended her to a friend who is now seeing her too.

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    September 20, 2025

    Excellent interaction. Detailed and logical explanations of suggested vaccine schedule

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    August 25, 2025

    Honestly very impressed with my visit. Check-in staff were pleasant, the nurse was very nice and the doctor explained everything in detail.

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    August 20, 2025

    Dr. Thal was very direct in her instructions. She explained it in a way that allowed me to seeunderstand. She also made it clear to me that she was willing to fight for the best care for me. She made me feel like a person and not a number which is something that I really appreciate.

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    August 14, 2025

    Dr. Thal is amazing

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    July 20, 2025

    Good

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    June 25, 2025

    Dr. Thal was wonderful ! Strongly recommend her.

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    June 24, 2025

    Dr. Krissa Thal is such a wonderful Doctor She is very knowledgeable and listens to all my concerns. I just love her.

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    June 22, 2025

    Dr. Thal listens to my concerns and brings up new items that may be helpful.

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    June 17, 2025

    Dr. Thal is wonderful!

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    June 15, 2025

    Great doctor great experience!

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    June 14, 2025

    Dr. thal is awesome she help me with alc She is very good

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    June 7, 2025

    Dr. Thal makes me feel seen and heard

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    May 26, 2025

    Dr. Thal took her time and listened carefully to me as well as my concerns regarding my health and care. She treated me as well as made me feel like a person and not just a number of how many patients she had to get through to conclude the end of her day.

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    Stars
    May 22, 2025

    Dr. Thal was thorough and provided excellent care and discussion on possible treatment options.

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    May 19, 2025

    I feel like I'm being listened to and understood with compassion.

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    August 5, 2025

    Came prepared w things to discuss. Appointment felt rushed and was not able to address concerns. First visit to establish should be a longer appointment. 12 hour barely gives time to go over history.

Quotation mark
Karissa Thal, MD

“The philosophy of care that I live by is to listen carefully, think critically, and come up with a plan to meet each patient’s needs.”

Karissa Thal, MD