Brett Robert Oesterling, MD
5.0(11 reviews)
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Office Hours at Geisinger Bellefonte

  • Mon:7:00am - 7:00pm
  • Tue:7:00am - 7:00pm
  • Wed:7:00am - 7:00pm
  • Thu:7:00am - 7:00pm
  • Fri:7:00am - 5:00pm

Brett Robert Oesterling, MD
Family Medicine Physician - General

Highlights

  • Board Certified

Biography

Dr. Oesterling is a board-certified physician specializing in family medicine. He attended the University of Virginia, where he received his medical degree, and completed his residency at Lancaster Ge… Read more ›

Featured Review See More Reviews

Dr O is the reason why I use Geisinger services and why I haven't even looked for a new healthcare provider in Florida. He is truly wonderful- caring, knowledgeable, compassionate, and trustworthy.…

Anonymous

Summary

Provider Training

UniversityDegreeFocusGraduated
University of Virginia School of MedicineDoctorateOther1997

CertificationCert. BodyYear
Family MedicineFamily MedicineNot Specified
Family MedicineFamily Medicine2000

Specialties

Languages Spoken
English
Medical Specialties
  • Family Medicine Physician

Family Practice

Accepts New Patients: Yes

Payment Options

Payment Details

Reviews

Average Rating: 5.0
Number of Reviews: 11
Most Recent Review: 09/09/2026
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Office & Staff Evaluation 5.0

Ease of Getting an Appointment 5.0
Courtesy of Practice Staff Not rated
Office Appearance & Atmosphere 5.0
Handling of Billing Matters Not rated
Average Wait Time Not Rated

Provider Evaluation 5.0

Listening Skills 5.0
Clear Explanations 5.0
Trust in Decision Making 5.0
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Verified Patient

“Dr O is the reason why I use Gei...”

Dr O is the reason why I use Geisinger services and why I haven't even looked for a new healthcare provider in Florida. He is truly wonderful- caring, knowledgeable, compassionate, and trustworthy.

Anonymous 09/09/2026
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Verified Patient

“Dr Oesterling is Great!! He take...”

Dr Oesterling is Great!! He takes his time and makes sure we've covered everything that could come up when there was a med change made & made sure I was comfortable with all of the outcomes before he changed everything

Anonymous 06/02/2026
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Verified Patient

“Dr was extremely kind and was ve...”

Dr was extremely kind and was very easy to talk with. It was my first time meeting him. I am thrilled that he is my primary physician!

Anonymous 05/06/2026
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Verified Patient

“My primary physician Doctor Bret...”

My primary physician Doctor Brett Oesterling, is top notch , he is respected , and appreciated by many , many patients , and "he is the main reason why I use Geisinger Health Care system" Dr. Brett Oesterling Is a compliment to Geisinger and the Healthcare profession. I could not ask more for a well-informed , well educated, polite, professional , Healthcare provider . His work as a PCF is phenomenal

Anonymous 01/28/2026
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Verified Patient

“Answered all questions and provi...”

Answered all questions and provided detailed explanations

Anonymous 11/12/2025
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Verified Patient

“He is excellent!...”

He is excellent!

Anonymous 06/05/2026
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Verified Patient

“I highly recommend Dr. Oesterlin...”

I highly recommend Dr. Oesterling He's the best physician I've had at Geisinger. [...]

Anonymous 05/13/2026
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Verified Patient

“Best doctor I have ever had!...”

Best doctor I have ever had!

Anonymous 03/11/2026
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Verified Patient

“I will always recommend the Bell...”

I will always recommend the Bellefonte office. The providers at this office are so attentive and listen to what I say. They actually care!!!

Anonymous 12/24/2025
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Verified Patient

“Dr.Oesterling is an outstanding ...”

Dr.Oesterling is an outstanding physician who truly cares about his patients. He is extremely thorough and answers all questions and concerns in a kind and professional manner. He is by far one of the best physicians in the Geisinger health care system!

Anonymous 10/30/2025
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Locations

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Procedures & Services

Procedures & Treatments Offered

    Commonly Prescribed Medications

    Brett Robert Oesterling, MD has not yet listed the medications that he commonly prescribes.

    Accepted Insurance

    Accepted Insurance

    Brett Robert Oesterling, MD has not yet specified the insurance plans he accepts.