Happiness depends more on the inward disposition of mind than on outward circumstances.

- Benjamin Franklin

Our Maryland Psychiatric Staff

Bruce A. Kehr, M.D.

Bruce Kehr has served as Founder and President of Potomac Psychiatry since 1981. Dr. Kehr is passionate about helping patients with anxiety, depression, obsessive compulsive disorder, life adjustment issues, and bipolar disorder. He treats adolescents, adults, and the elderly in psychotherapy, and with medication management when needed. Through his collective expertise and experience in business and psychiatry, he specializes in helping top business executives lead more balanced, symptom-free lives. He is also the author of Dr. Bruce’s Couch: Life Lessons at Potomac Psychiatry

2014, after polling 7000 randomly selected physicians in the DC area, and asking them where they would send their family members for treatment. In 2013 Dr. Kehr was selected as a Top Geriatrician by the International Association of Healthcare Professionals and will appear in the renowned publication, The Leading Physicians of The World. Dr. Kehr also serves on the Board of the Institute on Aging of the University of Pennsylvania, where he served as Chairman from 2006 to 2009, and was selected as one of the “100 Most Inspiring and Influential Leaders in the Life Sciences Industry,” by the readers and editors of PharmaVOICE in 2007. He was included in “Guide to America’s Top Psychiatrists,” 2008 Edition, published by the Consumers’ Research Council of America

Dr. Kehr received training in psychotherapy at the Boston Psychoanalytic Institute, where he also completed his training psychoanalysis. A forensic consultant in neuropsychiatry and traumatic brain injury, Dr. Kehr is also the inventor of sixteen issued patents and five pending patents in the United States, Europe, Japan, and Canada, as well as issued and pending trademarks and service marks, in the field of medication adherence software, hardware and communications technologies.

Washingtonian Magazine named Dr. Kehr as one of “Washington’s Top Doctors” in 2012 & Dr. Kehr is also a Senior Scholar, Department of Health Policy, at Jefferson Medical College. He has frequently lectured on the interface between executive coaching and psychiatry; the field of medication non-adherence, where he is recognized as an expert; and has lectured on neuropsychiatry aspects of traumatic brain injury. He received his BA from the University of Pennsylvania, followed by an MD from the Georgetown University School of Medicine. He is Board Certified by the American Board of Psychiatry and Neurology, and has been in practice since 1978.

(View complete curriculum vitae for Dr. Bruce Kehr)


Guillermo Portillo, M.D.

Guillermo Portillo is a clinical psychiatrist who enjoys working with adults and teenagers age 14 and above, using a variety of psychotherapy techniques as well as medication management. Dr. Portillo believes that medication management works best in combination with psychotherapy. He is passionate about engaging the patient in a talk therapy approach that is integrative in nature-- drawing on interpersonal, cognitive-behavioral, and insight-oriented therapeutic modalities – to bring the best of each modality into the therapeutic relationship.

He has extensive training in treating depression, bipolar disorder, anxiety disorders, post-traumatic stress disorder and addictions. His areas of special interest include emotional and identity development, multicultural issues, relationship difficulties and treating adults with coexisting medical problems. Dr. Portillo uses a biopsychosocial treatment approach; discovering and exploring the biological, psychological and social/environmental factors that have caused emotional distress; to formulate an accurate diagnosis and generate a treatment plan that is tailored to each individual patient. Additionally, Dr. Portillo is able to provide psychiatric care

(View complete curriculum vitae for Guillermo Portillo, M.D.)

Walker Lyerly, IV, M.D.

Walker Lyerly is a child, adolescent and adult psychiatrist who provides medication management and individual therapy to children, adolescents, and adults. He provides significant coordination of care with parents, pediatricians, and school counselors to optimize a child or adolescent’s treatment outcomes. Dr. Lyerly also provides medication management and psychotherapy services to adults.

As a gifted psychopharmacologist and psychotherapist, Dr. Lyerly blends these skills to treat patients ranging from those with simple adjustment problems to highly complex and challenging patients including those with rapid cycling bipolar disorder.

He received his undergraduate degree from Davidson College, where he graduated magna cum laude and Phi Beta Kappa, and his medical degree from Duke University Medical School. Dr. Lyerly is Board certified in Child, Adolescent and Adult Psychiatry, and has been in practice since1992.

(View complete curriculum vitae for Dr. Walker Lyerly, IV)

Paul E. Glass, III, M.D., M.H.A

Paul Glass is an adult and geriatric psychiatrist who provides exceptional care in the areas of medication management and psychotherapy. Dr. Glass has extensive training in the treatment of a variety of psychiatric illnesses; including depression, anxiety, obsessive-compulsive disorder, post-traumatic stress disorder, ADHD, bipolar disorder, substance abuse, sexual addiction and anger management.

He is a gifted psychotherapist and has completed a fellowship in psychoanalysis at the New York Psychoanalytic Institute. Dr. Glass has considerable psychopharmacologic experience treating adults and geriatric patients at a variety of settings throughout New York City. Additionally, Dr. Glass treats Obsessive Compulsive Disorder and other anxiety disorders such as Social Agoraphobia and Panic Disorder. In addition to medications, he offers the most effective form of therapy: exposure and response prevention therapy (ERT). He has a special interest in the evaluation and treatment of substance abuse disorders. His treatment approach is sophisticated and comprehensive, and he will work diligently to help you feel better. He is a highly compassionate doctor who puts his patients first, and he will do whatever it takes to help you reach your goals as quickly as possible.

He received his undergraduate degree from the University of Florida, where he graduated cum laude, and later went on to receive both his medical degree and a master’s degree in healthcare administration from the University of North Carolina at Chapel Hill. Dr. Glass received his psychiatry residency training at the top-ranked Mt Sinai School of Medicine in the heart of Manhattan.

As evidence of his caring and compassionate approach to patients, Dr. Glass has worked extensively with the homeless in New York City, not only providing excellent care for their chronic mental illnesses, but also ensuring that they receive permanent housing and psychiatric treatment. Dr. Glass is not just a doctor; in his former life he worked as an emergency medical technician and as a manager of information systems in computer science. He was also a competitive cyclist in the greater Manhattan area while completing his residency.

(View complete curriculum vitae for Paul E. Glass, III, M.D., M.H.A.)

Barbara E. Kehr, LCSW

Barbara E. Kehr is a psychotherapist who treats adults ranging in age from college students to senior citizens. She specializes in therapy with individuals and couples facing the challenges of infertility, and women suffering from post-partum depression. In addition Barbara treats mothers and daughters wishing to improve their relationships, and individuals and couples in marital crisis. She also treats people suffering from depression, anxiety, grief reactions, and job loss.

While specializing in the psychotherapy of loss, which includes death of a loved one, miscarriage, end of a close friendship, separation and divorce, and “empty nest syndrome;” Barbara also treats individuals faced with the challenge of becoming new parents, and balancing the demands of career and family life.

She received her undergraduate degree from Case Western Reserve University and graduate degree from Simmons School of Social Work, and has been in practice as a licensed clinical social worker since 1976.

(View complete curriculum vitae for Barbara E. Kehr, LCSW)

Laura H. Kushner, Ph.D.

Laura Kushner is a clinical psychologist specializing in individual and group psychotherapy for adolescents, adults, and seniors. With an approach to therapy that is centered on developing a trusting, warm relationship with each of her clients, she is an expert at helping people with relationship problems, trauma, depression, anxiety, behavior problems, and ADHD. She is also interested in promoting healthy living habits, especially for those individuals and families trying to manage their eating habits and weight, including the evaluation and treatment of eating disorders.

Dr. Kushner has worked with people from a wide variety of backgrounds. She has extensive training in psychodynamic, interpersonal, cognitive behavioral (CBT), and humanistic modes of therapy. As a warm, enthusiastic and caring therapist, she brings hopeful, comforting, and empowering perspectives to any therapeutic issue, helping her clients create and maintain positive, fulfilling lives. She has worked in settings that have included private practice, college counseling centers, community mental health centers, and renowned research and teaching hospitals.

Because therapy is a process and not an endpoint, Laura seeks to fully understand her clients' reasons for seeking help. In this way, she treats her clients holistically and in context, as opposed to focusing solely on the troubling symptoms. As she and her clients progress through therapy together, she encourages her clients to explore how past experiences and interactions may contribute to the current problems. To do this, she guides her clients to uncover relevant patterns, feelings, and behaviors, fostering her clients' self-awareness in order to make more fulfilling and healthier choices.

Having grown up near D.C., Laura is familiar with the unique culture of the area, including the types of pressures that area residents are likely to encounter. She graduated Phi Beta Kappa from Johns Hopkins University with a B.A. in psychological and brain sciences and received her Ph.D. from American University in clinical psychology. Her interests include cooking international foods, travel, and running.

(View complete curriculum viate for Laura H. Kushner, Ph.D.)

Terry D. Vinston - Director of Marketing

As Director of Marketing for Potomac Psychiatry Terry is responsible for continuously improving a number of aspects of patient care to improve levels of patient satisfaction, and for creating and implementing traditional and Web-based marketing initiatives. Terry also oversees all of the daily operations for the practice and aspires to keep company morale at its highest possible level. Terry works to enhance the relationship with outside referral sources and also maintains the practice’s online presence. Terry grew up in Potomac, MD and went on to attend Pennsylvania State University where he received his undergraduate degree in Labor studies and Employment Relations while also completing minors in Business and Psychology. Terry enjoys developing new marketing concepts and operational procedures for Potomac Psychiatry to provide exceptional levels of patient satisfaction. In his free time, Terry enjoys spending time with his wife Bree and traveling.

Ellis Yi – Director of Patient Relations

Ellis leads Potomac Psychiatry’s patient relations initiatives. He is a Montgomery County native and attended Winston Churchill High School. From there he received his bachelor’s degree in Psychology and Neuroscience from The University of Colorado at Boulder. In his role as Director of Patient Relations, Ellis has been charged with developing and upholding the highest standard of administrative support for all patients. He serves as expert liaison between the doctors and patients, ensuring that all non-medical requests are carried out as efficiently and expeditiously as possible. He works closely with patients and outside resources to augment and optimize our non-clinical patient services. Ellis feels most gratified when he directly helps patients as they progress through their treatment and feels a part of transforming their lives in a positive direction. Outside of the office, Ellis enjoys spending time outside with his Boxer, Kona and staying fit.

Salina Martin – Assistant Director of Patient Relations

Salina works to maintain positive patient relationships. Her warmth, caring nature, and can-do attitude are deeply appreciated by patients and clinical staff alike. Salina received her undergraduate degree in Psychology from the University of California, Riverside. Formerly a resident of California, Salina moved East to further her career path. Salina continuously strives to uphold the highest degree of patient satisfaction by serving as the liaison between patient and physician. Her greatest satisfaction comes from her role in optimizing patient care and administrative support operations for the practice. When not in the office, Salina enjoys spending time with her nephews. She also frequently visits the city to sightsee and find new, delicious restaurants.

Kate Fletcher – Intern

Kate Fletcher, having grown up in the Potomac area, began interning at Potomac Psychiatry in February 2014 while studying psychology at University of Maryland. She intends to pursue a career in child and family counseling. This internship has been a great opportunity to be mentored and gain experience working with patients, doctors and the career field fundamentals. She enjoys traveling, camping and other outdoor activities.

Vanessa Camelo - Intern

Vanessa Camelo is an intern at Potomac Psychiatry. She is the newest member to the team and wants to absorb as much as she can out of this experience. She works hard to make sure every patient feels at home and is well taken care of. She is currently studying at the University of Maryland as a senior majoring in psychology. Vanessa plans on completing the clinical graduate program offered at the University of Maryland after undergrad. Her goal is to obtain her Ph.D. in clinical psychology within the next 5 years.

Vanessa looks forward to learning more about the fields of psychology and psychiatry and experiencing first-hand what it is like to work in these fields. She wants to broaden her experience with different types of therapies, as well as focus on building and improving herself to become a better psychologist in the future by observing and immersing herself in the practice.

In her spare time Vanessa likes to spend time with friends and family. She also likes to read, go to local music shows, and snowboard in the winter, as well as go to the beach in the summer.

Our offices are conveniently accessible from the following communities:

Maryland (MD):
Bethesda 20814 - Bethesda 20816 - Bethesda 20817 - Chevy Chase 20815 - Colesville 20904 - Cabin John 20815 - Glen Echo 20812 - Gaithersburg 20855 - Gaithersburg 20877- Gaithersburg 20878 - Gaithersburg 20879 - Garrett Park 20896 - Kensington 20895 - Montgomery Village 20886 - Olney 20830 - Olney 20832 - Potomac 20854 - Potomac 20859 - Rockville 20850 - Rockville 20852 - Rockville 20853 - Silver Spring 20903 - Silver Spring 20905 - Silver Spring 20906 - Silver Spring 20910 - Takoma Park 20912 - Wheaton 20902

Washington DC:
Crestwood 20011- North Capitol Hill 20002 - Cathedral Heights 20016 - American University Park 20016 - Columbia Heights 20010 - Mount Pleasant 20010 - Downtown 20036 - Dupont Circle 20009 - Logan Circle 20005- Adams Morgan 20009 - Chevy Chase 20015 - Georgetown 20007 - Cleveland Park 20008 - Foggy Bottom 20037 - Rock Creek Park - Woodley Park 20008 - Tenleytown 20016

Northern Virginia:
McLean 22101- McLean 22102 - McLean 22106 - Great Falls 22066 - Arlington 22201 - Arlington 22202 - Arlington 22203 - Arlington 22205 - Falls Church 22041 - Vienna 22181 - Alexandria 22314