​​Dryden-Edwards Psychiatric Services

Maureen B. Chamberlin, M.D.

Dr. Chamberlin received her Doctor of Medicine from the State University of New York Health Science Center at Syracuse and completed her residency training at Duke University Medical Center in North Carolina.  She is Board Certified by the American Board of Psychiatry and Neurology and has extensive experience in psychopharmacology.  Dr. Chamberlin provides diagnostic assessment and medication management for adults.  She has been with the practice since January, 2005

Office Hours: Monday, Tuesday and Thursdays, 8:45 a.m. - 4:30 p.m. Ext: 206

lhuoma Nicole Okezie, M.D.

Dr. Okezie earned her Doctor of Medicine at the University of Tennessee Health Science Center in Memphis, TN.  She completed her residency at the University of Texas Health Science Center in Houston, TX.  Dr. Okezie completed her Child and Adolescent Fellowship at the University of Illinois in Chicago.  She is board certified in Psychiatry  and is currently pursuing her board certification in Child and Adolescent Psychiatry. Dr. Okezie provides diagnostic assessment and medication management for adults and children. Dr. Okezie has been with the practice since September, 2011.

Office Hours: Monday and Wednesday 9:00 a.m. - 5:00 p.m. and the third Friday of the month 9:00 a.m. - 2:30 p.m. Ext: 304

Xiaoping, Shao, M.D.

Dr. Shao received her Doctor of Medicine from Shanghai Second Medical University of China.  She completed her residency training at Harvard Medical School in Boston, MA.  Dr. Shao is board certified in Psychiatry and provides diagnostic assessment and medication management for adolescents and adults.  She is bilingual (Mandarin) and has been with the practice since August, 2007.

Office Hours: Wednesday 6:00 p.m. - 8:00 p.m. and Saturdays 9:00 a.m. - 1:30 p.m.  Ext: 300


H. Brian Berthiaume, LCSW-C

​Mr. Berthiaume earned his Masters' in Clinical Social Work from the University of Maryland, Baltimore and his Master of Arts in Special Education from Trinity Washington University in Washington, D.C.  He established and ran three small high schools in Montgomery County, MD for students with emotional and drug/alcohol problems.  The Association of Recovery Schools has presented to Mr. Berthiaume the Jim Czarniecki Visionary Award for establishing the first recovery high school in the nation in 1979 and for his "outstanding contributions to the field of recovery schools. Mr. Berthiaume provides cognitive behavioral therapy for adolescents, adults and couples.  Mr. Berthiaume has been with the practice since March of 2004.

Ext: 305​​

Wendy Ominsky, LCSW-C

Ms. Ominsky received her Master of Social Work from Catholic University of America in Washington, D.C.  She has over 20 years of experience working in a variety of mental health settings.  Ms. Ominsky provides psychotherapy services for adolescents and adults.  Her areas of special expertise include anxiety and depressive disorders, relationship and parenting issues, couples and family therapy, as well as trauma work.  Ms. Ominsky has been with the practice since April, 2001.

Ext: 303

Mary E. Rouse, APRN, BC

Ms. Rouse received her Master of Science in Nursing from the University of Maryland and is board certified as a Clinical Nurse Specialist in Adult Psychiatric and Mental Health Nursing.  She has extensive experience treating anxiety, depression, and bipolar disorders as well as trauma and grief.  Ms. Rouse is trained in the uses of EMDR for relief of trauma symptoms.  She also works with eating disorders and weight management utilizing a bio-psycho-social approach.  Ms Rouse, a military veteran, is familiar with the challenges faced by veterans and their families.  She is also experienced in treating those with chronic pain.  Ms. Rouse has been with the practice since 1986.

Ext: 306


Elizabeth Stellhorn, LCSW-C

Ms. Stellhorn earned her Master's degree in Social Work from the University of Maryland and has been in practice for 24 years.  She works with adults with mood and thought disorders, as well as marital difficulties.  Ms. Stellhorn has also worked extensively with the elderly in outpatient settings, as well as nursing homes and assisted living facilities.  Ms. Stellhorn has been with the practice since November, 2009.

Ext: 309


Cynthia Young, Psy.D.

Dr. Young earned her Bachelor of Arts Degree from Brown University graduating Magna Cum Laude with a membership in Phi Beta Kappa Society.  She went on to earn her Doctor of Clinical Psychology at the University of Illinois.  Dr. Young provides psychotherapy for adults and specializes in issues surrounding depression and relationships.  

She has been with the practice since June, 1997.

Ext: 209


Charlene Morgan, PA - C

​Charlene Morgan is a Board Certified Physician Assistant.  She received her Bachelor of Science from Georgetown University and her Master of Science from Central Michigan University.   She specializes assessment of adults, adolescents and children and provides medication management services.  Ms. Morgan joined the practice in March, 2015. 

Office Hours: Thursday 10:00 a.m. - 5:00 p.m. Ext: 308

​​

Marci Fenton, LCSW - C

​Marci Fenton received her Master of Social Work from The University of Maryland, Baltimore County. She has over 20 years experience providing psychotherapy services to individuals, couples and families.  Ms. Fenton specializes in couples’ therapy, supportive therapy for parents of special needs children, and adolescents.  She was a therapist with our practice until 2002 and has rejoined the practice in August, 2016.

​Ext: 310


Services

Providers

 Principal


  • Psychotherapy
  • Depression
  • Anxiety Disorders
  • Counseling
  • Medical Illness
  • Marital Therapy
  • Parenting Support
  • Women's Issues


Dr. Roxanne Dryden-Edwards has more than 30 years of healthcare experience.  

 Dr. Roxanne Edwards is an adult, child & adolescent psychiatrist.  She is a former chair of the Committee on Developmental Disabilities for the American Psychiatric Association, Assistant Professor of Psychiatry at Johns Hopkins Hospital, and Senior Psychiatrist at the Kennedy Krieger High School, in Baltimore, MD.Dr. Edwards served as the Medical Director of the National Center for Children and Families in Bethesda, MD., where she helped establish a quality assurance program.  

Dr. Edwards is co-editor and chapter contributor "Developmental Disabilities from Childhood to Adult: What Works in Community Settings", published by Johns Hopkins University Press.  She is also a contributing author to WebMD providing consultations on topics such as managing grief, drug abuse and Separation Anxiety Disorder.


Dr. Edwards received her undergraduate and medical degrees at Howard University.  She completed a residency in General Psychiatry at Sheppard and Enoch Pratt Hospital in Towson, MD. as well as a residency in Child and Adolescent Psychiatry at Children's National Medical Center in Washington, D.C. where she was Associate Chief Resident.  Dr. Edwards is board certified in General Psychiatry.

Office Hours: Monday and Tuesday 8:30 a.m. - 2:30 p.m. Thurs and Fri 8:30 a.m. - 5:00 p.m

Ext: 205