
Greg Gulbransen, DO
Adolescent Medicine • Oyster Bay, NY
Information from public sources; not independently verified. Confirm hours, insurance and appointment availability with the clinic.
Last gathered July 11, 2026. How our information is sourced · Report incorrect information
Services Offered
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Team
Insurance & Payment
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Languages Spoken
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FAQs
What are the hours for scheduling an appointment?
Our representatives are available to schedule your appointment Monday through Friday from 9am to 5pm.
Social Media
Photos
Photos published by Greg Gulbransen, DO showing the adolescent medicine practice in Oyster Bay, NY.








What Patients Say
Overall sentiment across review platforms: mixed
- Vitals: 4.3 out of 5 stars (87 ratings)
- RateMDs: 4.4 out of 5 stars (29 reviews)
- WebMD Care: 4.5 out of 5 stars (79 ratings)
- Birdeye: 4.4 out of 5 stars (36 reviews)
Patients praise
- Many patients view Dr. Gulbransen himself as a knowledgeable, caring, and attentive pediatrician who listens to concerns
- Frequently praised for his dedication, responsiveness, and availability for patients
- Several reviewers describe him as warm, kind, and excellent with children
Common complaints
- Significant recurring complaints regarding office staff, including unfriendliness, dismissiveness, poor communication, and unprofessional behavior
- Some reports of difficulty scheduling appointments and issues with office management/billing practices
- Occasional reports of the doctor himself appearing unprofessional, arrogant, or dismissive in specific encounters
- Some patients have left the practice specifically due to the staff/office environment despite liking the doctor personally
"Dr G is a phenomenal doctor. However his choice of staff leaves much to be desired and will cost him business in the long run of things."
- RateMDs"Dr. Gulbransen is an amazing doctor with great personality and has been my children's pediatrician for over a decade. It is sad that my frustrations with the office management is the reason I am seeking out a pediatrician elsewhere."
- Healthgrades"Warmth, kindness, sensitivity and humor... all rolled up into this incredible pediatrician who my kids have been going to since they were born. Dr. Greg is wonderful!"
- BirdeyeSynthesized from public review platforms as of Jul 11, 2026 - sources: [1][2][3][4].
In the News
- A Family Doctor’s Search for Salvation | The New Yorker - Jul 14, 2025
- Finding Purpose After Tragedy | The New Yorker - Jul 15, 2025
- The Extraordinary Life and Story of Dr. Greg Gulbransen. And Two Images You Could Not Make on a Cloudy Morning « Arthur Morris/BIRDS AS ART - Jul 18, 2025
- Old Field mayor discusses major goals in new term | TBR News Media - Mar 29, 2026
- Difference between DO and MD physicians amid Biden mental health probe | Fox News - Jul 11, 2025
Information sourced from the clinic's website as of July 11, 2026.
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