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

Mrs. Wendy Cossman, RN, BSN

Individual provider Diabetes Educator Registered Nurse · NPI 1558863894

Mrs. Wendy Cossman, RN, BSN is a Diabetes Educator Registered Nurse in Potomac, Maryland. Practices as a sole proprietor. Licensed in Maryland.

Licensed in
MD
In the registry since
2018
What do these letters mean?
RN — Registered Nurse
A licensed nurse who completed a nursing degree and passed the NCLEX-RN examination.
BSN — Bachelor of Science in Nursing
A four-year nursing degree.

See every abbreviation used in this directory →

Practice location Address checks out

11603 Glynshire Ct
Potomac, MD 20854-2029
Phone: (301) 424-7344
Show map & directions

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

Specialties & licences

Diabetes Educator Registered Nurse (primary) Taxonomy 163WD0400X · Licence R081697 (MD)

Record details

NPI number1558863894
Entity typeIndividual (Type 1)
GenderFemale
Credentials RN , BSN
Sole proprietorYes
NPI enumeratedMarch 2, 2018
Last updated in NPPESMarch 2, 2018

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