Highlights
Age Groups Seen
- Adult
Languages
- English
Gender
FemaleEducation & Board Certifications
Education
- Graduate School: Francis Marion University, 2020
- Undergraduate: University of Pittsburgh, 2017
Board Certifications
- Physician Assistant: National Commission on Certification of Physician Assistants, 2020
Research & Publications
See publications for this provider. (Disclaimer: This search is powered by PubMed, a service of the U.S. National Library of Medicine. PubMed is a third-party website with no affiliation with Cleveland Clinic.)
Industry Relationships
Cleveland Clinic physicians and scientists collaborate with industry to advance medical breakthroughs. These partnerships help commercialize discoveries for public benefit while maintaining scientific integrity. To ensure transparency and minimize potential bias, Cleveland Clinic reviews these relationships and publicly discloses when physicians/scientists receive significant compensation for consulting, serve in fiduciary roles, receive royalties, or hold equity interests related to their work. We manage potential conflicts through approval processes, annual reporting, and targeted management plans.
As of 2026-01-04, Dr. Seybert has reported no financial relationship with industry that is applicable to this listing.
In general, patients should feel free to contact their doctor about any of the relationships and how the relationships are overseen by Cleveland Clinic. To learn more about Cleveland Clinic's policies on collaborations with industry and innovation management, go to our Integrity in Innovation page.
Public Health Service-Reportable Financial Conflicts of Interest. Cleveland Clinic scientists and physicians engage in basic, translational and clinical research activities, working to solve health problems, enhance patient care and improve quality of life for patients. Interactions with industry are essential to bringing the researchers' discoveries to the public, but can present the potential for conflicts of interest related to their research activities. Click here to view a listing of instances where Cleveland Clinic has identified a Public Health Service (PHS)-Reportable Financial Conflict of Interest and has put measures in place to ensure that, to the extent possible, the design, conduct and reporting of the research is free from bias.
* Cleveland Clinic physicians and scientists subscribe to the guidance presented in the PhRMA Code on Interactions with Healthcare Professionals and the AdvaMed Code of Ethics on Interactions with Health Care Professionals. As such, gifts of substantial value are generally prohibited.
Insurances Accepted
Ratings & Reviews
4.9 out of 5
125 ratings, 10 reviewsThe Patient Satisfaction Rating is an average of all responses to the care provider related questions shown below from our survey. Patients that are treated in outpatient or hospital environments may receive different surveys, and the volume of responses will vary by question.
- 5 out of 5 starsReviewed on 3/23/2026
The only thing I was confused about is -- I was told no fracture in the visit but the provider notes referred to my injury as fracture.And I need a follow up xray-- in about 5 weeks. So is it officially a fracture or no?
- 5 out of 5 starsReviewed on 3/16/2026
Dr. Marielle was great!
- 5 out of 5 starsReviewed on 2/24/2026
I was very impressed with Marielle Siebert and all of her staff. Courteous, helpful, and very caring.
- 5 out of 5 starsReviewed on 12/9/2025
Sara was phenomenal. She was very patient kind and compassionate We were communicating through my Chart all my questions were answered Quickly. She Always had my best medical interest in mind
- 5 out of 5 starsReviewed on 9/10/2025
Marielle was patient, explained what happened, and what my options were. She did this with good humor and I really appreciated her manner
- 5 out of 5 starsReviewed on 8/12/2025
She was amazing! I felt very confident in her guidance and prognosis.
- 5 out of 5 starsReviewed on 6/26/2025
Marielle is fantastic! Love that she listens to my questions and answers them.
- 5 out of 5 starsReviewed on 5/29/2025
Such a great experience with this providers office so far! Very impressed by the time they take to listen to my questions. Love this provider!
- 5 out of 5 starsReviewed on 5/29/2025
She explained everything that would be done for my condition and answered all of my questions in a very kind and respectful way.
- 5 out of 5 starsReviewed on 5/13/2025
She was very kind and helpful. She explained each step of the process.