Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Ellen Deirdre Oneal, CNM

Individual provider Advanced Practice Midwife · NPI 1790860864

Ellen Deirdre Oneal, CNM is an Advanced Practice Midwife in Bethesda, Maryland. Licensed in Maryland. Registered with an NPI since 2006.

Licensed in
MD
In the registry since
2006
What do these letters mean?
CNM — Certified Nurse-Midwife
An advanced practice nurse who provides prenatal care and delivers babies.

See every abbreviation used in this directory →

Practice location Address checks out

6506 Bells Mill Rd
Bethesda, MD 20817
Phone: (301) 530-3300
Fax: (301) 530-7807
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Advanced Practice Midwife (primary) Taxonomy 367A00000X · Licence R168463 (MD)

Record details

NPI number1790860864
Entity typeIndividual (Type 1)
GenderFemale
Credentials CNM
Sole proprietorNo
NPI enumeratedOctober 26, 2006
Last updated in NPPESJuly 8, 2007

Other providers in Bethesda