Meet The Leadership Team
The Leadership Team
Meet the people who make Centennial who we are, providers who care about you and understand the importance of you not only getting well when you are sick, but staying healthy. When you are a part of the Centennial family, they are more than your health care professionals, they are trusted friends.
Our Team
Douglas W. Holte
MD
Dr. Holte is a board-certified family physician practicing at our Broken Arrow location. If you don’t see him in the clinic, he is likely to be spending time with family or traveling abroad on Medical Missions. Throughout his medical career he has volunteered in a wide variety of locations which have included: Mexico; Swaziland, Africa; Quito, Ecuador; Kenya, East Africa; Haiti; Russia & Kazakhstan.
- Board certified by the state of Oklahoma and the American Board of Family Medicine
- Received his MD at the University of Minnesota
- Completed his internship and residency at City of Faith Medical Center, Tulsa, Oklahoma
- A member of the American Medical Association and the Oklahoma State Medical Association
- Community Faculty- In His Image Family Medicine Residency Training Program
David Vu
MD
Dr. Vu is a board-certified family physician practicing at our NE 23rd Street location. When he’s not serving patients in the clinic, he can be found spending time with his family or at his church. His love for life and family accompanied by his personal core values make him a loyal and trusting physician.
- Board certified by the state of Oklahoma and the American Board of Family Medicine
- Received his MD at the University of Oklahoma
- Completed his internship and residency at the University of Oklahoma
- Member of the American Medical Association, the Christian Medical & Dental Association, the American Association of Family Practice, and the Family and Community Medicine Interest Group
Garrett Baker, CPA
CEO
Garrett is the Chief Executive Officer of Centennial Health, a group of physician clinics focused on serving individuals with Medicare. Centennial Health is an independent physician group in Oklahoma, and the only group solely focused on a performance-based model.
Before joining Centennial in 2018, Garrett was a Senior Auditor at KPMG. Garrett served as Controller of Centennial Health before being named CEO in 2019.
Garrett received a Bachelor of Science in Finance and Masters of Science in Accounting from Oklahoma State University. He is a Certified Public Accountant and a current member of the AICPA.
In his free time, Garrett enjoys playing golf, fishing, Oklahoma State Wrestling, and spending time with his wife and three children.
xSarah Menz
APRN – CNP
Sarah is a board-certified Nurse Practitioner practicing at our El Reno location. A native of El Reno, Sarah is proud to take care of patients in her hometown. If you don’t see her in the clinic, Sarah is likely spending time with her family. She enjoys traveling, volunteering at her church & kids school and reading a good book.
- Board-certified by the American Academy of Nurse Practitioners
- Oklahoma State University, BS
- Oklahoma State University in Oklahoma City, ADN
- George Washington University, MSN
- Member of the American Academy of Nurse Practitioners
Wesley Williams
MD, President of the Board
Dr. Williams is a board-certified family physician practicing at our Midwest City location. When he is not serving his patients, he enjoys spending his time volunteering with local community service projects, fishing, and playing sports.
Dr. Williams received his MD from the University of Oklahoma and is a member of the American Academy of Family Medicine.
xCharles Lunn, Jr.
MD
Dr. Lunn is a board-certified family physician practicing at our NE 23rd Street location. If you don’t see him in the clinic, he is likely to be training for one of his upcoming marathons, fly-fishing, or playing guitar in a blues band. Dr. Lunn received his MD at the University of Oklahoma and completed his internship and residency at Trinity Lutheran/Sisters of St. Mary’s in Kansas City, Missouri. He is a member of the American Medical Association and the Oklahoma State Medical Association.
xRickie Conrady
MD
Dr. Conrady is a family physician, with an added certificate of Qualification in Geriatric Medicine, practicing at our Edmond location. When he is not serving in the clinic, or chasing around his many grandchildren, he is likely to be found gardening, fishing, or enjoying the outdoors. Dr. Conrady received his MD at the University of Oklahoma and completed his internship and residency at Wesley Medical Center, University of Kansas, Wichita. He is a member of the American Academy of Family Physicians and the American Geriatrics Society.
xBriana McGinnis
APRN-CNP
Briana is a board-certified nurse practitioner practicing at our NE 23rd Street location. If you don’t see her in the clinic, it’s likely that she is spending time with her family. She also enjoys reading and coaching youth softball. Her favorite quote is “If I cannot do great things, I can do small things in a great way.” – Dr. Martin Luther King Jr.
- Board certified by the American Academy of Nurse Practitioners
- Attended Midwestern State University
- Member of the American Academy of Nurse Practitioners
Jessica Foster
PA-C
Jessica is a board-certified physician assistant practicing at our Midwest City location. When she is not serving her patients, she can be found enjoying a good book or traveling. She especially loves cheering on Sooner sports and the Oklahoma City Thunder
basketball team. Her favorite quote is “A smile is a cure that sets everything straight.” – Phyllis Diller
- Board certified by the state of Oklahoma as a Physician Assistant
- Received a Master’s in Health Sciences at the University of Oklahoma
- A member of the Oklahoma Association of Physician Assistants and the American Academy of Physician Assistants
James “Pete” Foster
PA-C
James is a board-certified physician assistant practicing at our NE 23rd Street location. When he is not working with patients, he enjoys spending time with his family and going fishing. His favorite quote is “Don’t let yesterday take up too much of today.”-Will Rogers
- Board certified by the state of Oklahoma in Primary Care
- Graduated from the University of Oklahoma College of Medicine Physician Assistant Program
- A member of the American Academy of Physician Assistants and the Oklahoma Academy of Physician Assistants
Wesley Williams
MD
Dr. Williams is a board-certified family physician practicing at our Midwest City location. When he is not serving his patients, he enjoys spending his time volunteering with local community service projects, fishing, and playing sports. His favorite quote is
“My mission in life is not merely to survive, but to thrive; and to do so with some passion, some compassion, some humor, and some style.”-Maya Angelou
- Board certified by the state of Oklahoma and the American Board of Family Medicine
- Received his MD at the University of Oklahoma
- Completed his internship and residency at the Wichita Center for Graduate Medical Education
- Member of the American Academy of Family Medicine
David Vu
MD
Dr. Vu is a board-certified family physician practicing at our NE 23rd Street location. When he’s not serving patients in the clinic, he can be found spending time with his family or at his church. His love for life and family accompanied by his personal core values make him a loyal and trusting physician.
- Board certified by the state of Oklahoma and the American Board of Family Medicine
- Received his MD at the University of Oklahoma
- Completed his internship and residency at the University of Oklahoma
- Member of the American Medical Association, the Christian Medical & Dental Association, the American Association of Family Practice, and the Family and Community Medicine Interest Group
Charles Lunn, Jr.
MD
Dr. Lunn is a board-certified family physician practicing at our downtown Oklahoma City location. If you don’t see him in the clinic, he is likely to be training for one of his upcoming marathons, fly-fishing, or playing guitar in a blues band.
- Board certified by the state of Oklahoma and the American Board of Family Medicine
- Received his MD at the University of Oklahoma
- Completed his internship and residency at Trinity Lutheran/Sisters of St. Mary’s in Kansas City, Missouri
- A member of the American Medical Association and the Oklahoma State Medical Association
Rickie Conrady
MD
Dr. Conrady is a family physician practicing at our Edmond location. When he is not serving in the clinic, or chasing around his many grandchildren, he is likely to be found gardening, fishing, or enjoying the outdoors.
- Received his MD at the University of Oklahoma
- Completed his internship and residency at Wesley Medical Center, University of Kansas, Wichita
- A member of the American Academy of Family Physicians and the American Geriatrics Society
