Ellen Katch O'Brien, MD
Pediatrics
Highlights
Languages
- English
Gender
FemaleAbout Ellen Katch O'Brien
Titles
About the Provider
Ellen O’Brien, MD, graduated Magna Cum Laude from Cornell University with a major in Biology. She received her medical degree from Georgetown University and completed her residency in the Primary Care Track at Children’s National in 2011. While at Children’s, Dr. O’Brien was awarded the annual Doctor Maynard L. Cohen Memorial Award for clinical excellence. She has worked as a primary care provider at CNPA since graduating.
Dr. O’Brien enjoys caring for children of all ages. She is particularly devoted to establishing excellent relationships with her patients and families, collaborating with specialists and fiercely advocating for her patients within the medical system.
Dr. O’Brien lives in McLean, VA, with her husband and two children. While not at work, she enjoys jogging, gardening and cheering on her kids on the sports field.
Dr. O’Brien has been voted “Washingtonian Top Doctor” every year since 2015.
Departments
Awards and Recognition
Top Doctors Hall of Fame Washingtonian (2025, 2024, 2023, 2022, 2021, 2020, 2019, 2018, 2017, 2016)
NPI
1992965008
Locations
- CNPA Capitol Hill
- 600 Pennsylvania Avenue Southeast, Suite 500, Washington, DC 20003
- phone: 202-833-4543
- CNPA Foggy Bottom
- 2021 K Street Northwest, Suite 800, Washington, DC 20006
- phone: 202-833-4543
- fax: 202-833-8977
Expertise
Education
- Resident: Children's National Hospital, Pediatrics, 2011
- Medical School: Georgetown University School of Medicine, 2008
- Undergraduate: CORNELL University-The JOHNSON School, 2004
Board Certifications
- Pediatrics: American Board of Pediatrics, 2011
Insurance
- Aetna
- Aetna Better Health of Maryland
- Aetna Better Health of VA
- Alliance Health Plan: Federal Employee Plan
- American Postal Workers Plan (Federal)
- Amerigroup DC
- Amerigroup Maryland
- AmeriHealth DC
- Anthem Blue Cross Blue Shield of Virginia
- Anthem HealthKeepers Plus (VA)
- Beech Street
- Blue Cross/Blue Shield Service Benefit Plan (Federal)
- CareFirst Blue Cross Blue Shield
- CareFirst Community Plan of Maryland
- ChoiceCare PPO (Humana)
- Cigna Healthcare of the Mid Atlantic (includes Great West Healthcare)
- Claimsbridge PPO
- Conifer Health
- First Health
- Government Employees Health Association (Federal)
- Health Services for Children with Special Needs (DC)
- Kaiser Permanente Maryland Medicaid: referral required
- Kaiser Permanente Virginia Medicaid
- Kaiser Permanente: referral required
- Mail Handlers (Federal)
- Maryland Physicians Care
- Medicaid Managed Care or Public Health Plans (Military)
- MedStar Family Choice (DC)
- MedStar Family Choice (MD)
- Molina Health Care of VA
- Multiplan/Private Healthcare Systems (PHCS)
- National Association of Letter Carriers (Federal)
- Priority Partners MCO (MD)
- Tricare Humana Military
- U.S. Family Health Plans Johns Hopkins (Federal)
- United Virginia Medicaid
- UnitedHealthcare
- UnitedHealthcare Community Plan of Maryland
- Virginia Premiere
