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

MS. Janet Marie Riordan, CNM

Individual provider Advanced Practice Midwife · NPI 1730273020

MS. Janet Marie Riordan, CNM is an Advanced Practice Midwife in Damascus, 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

26005 Ridge Rd Ste 200
Damascus, MD 20872-1892
Phone: (301) 414-2305
Fax: (301) 253-3451
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 R077676 (MD)

Record details

NPI number1730273020
Entity typeIndividual (Type 1)
GenderFemale
Credentials CNM
Sole proprietorNo
NPI enumeratedOctober 3, 2006
Last updated in NPPESJanuary 21, 2016

Other providers in Damascus