Stephanie Johnson (Jackson) Powell MD

Physician

220 Whitaker DrBristol, TN 37620
Phone+1 423-967-7770
Fax+1 855-212-0697

Dr. Powell is on Doximity

As a Doximity member, you’ll join more than three million U.S. healthcare professionals—including 85+% of physicians, and 2/3 of all NPs and PAs—in a private, secure network.

Gain access to free telehealth tools, such as our “call shielding” and one-way patient texting.
Connect with colleagues in the same hospital or clinic.
Read the latest clinical news, personalized to your specialty.

See Dr. Powell's full profile Already have an account?

Education & Training

University of Mississippi Medical CenterResidency, Internal Medicine, 1995 - 1998
University of Mississippi School of MedicineClass of 1995

The following disclaimer is related to board certifications obtained from ABMS®, denoted by the ABMS® logo.

This information is proprietary data maintained in a copyrighted database owned by the American Board of Medical Specialties®. The display and presence of ABMS Data in no way constitutes any affiliation, association with, or endorsement of any advertising, promotion, or sponsorship by ABMS and its affiliates and subsidiaries, the ABMS Member Boards, or ABMS board certified physicians and medical specialists. Copyright 2026 American Board of Medical Specialties®. All rights reserved.

The user is responsible for ensuring that the profile obtained in this directory is the profile of the physician or medical specialist being sought.

A self-designated specialty, subspecialty, or practice area neither implies nor is equivalent to ABMS board certification or the existence of specialized training by or competence of a physician or medical specialist.

Certifications & Licensure

TN State Medical License 1998 - 2027
VA State Medical License 2011 - 2018

Clinical Trials

Exenatide Study of Cardiovascular Event Lowering Trial (EXSCEL): A Trial To Evaluate Cardiovascular Outcomes After Treatment With Exenatide Once Weekly In Patients With Type 2 Diabetes Mellitus Start of enrollment: 2010 Jun 18
COMPLETED
PHASE3
12-Week Study of Plecanatide for CIC (The National CIC3 Study)
COMPLETED
PHASE3
Dose-Ranging Study to Evaluate the Glycemic Effects, Safety, and Tolerability of Metformin Delayed Release in Subjects With T2DM
COMPLETED
PHASE2