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

Barbara McDowell, LLC

Organization Geropsychiatric Psychiatric/Mental Health Clinical Nurse Specialist · NPI 1992026538

Barbara McDowell, LLC is a Geropsychiatric Psychiatric/Mental Health Clinical Nurse Specialist in Lake St Louis, Missouri. Licensed in Missouri. Registered with an NPI since 2010.

Licensed in
MO
In the registry since
2010
What do these letters mean?
LLC — Limited liability company
A form of business registration, not a clinical qualification.

See every abbreviation used in this directory →

Practice location Address checks out

6290 Ronald Reagan Dr Ste 222
Lake St Louis, MO 63367-2667
Phone: (314) 680-1177
Fax: (636) 230-0421
Show map & directions

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

Specialties & licences

Geropsychiatric Psychiatric/Mental Health Clinical Nurse Specialist (primary) Taxonomy 364SP0813X · Licence RN052085 (MO)

Record details

NPI number1992026538
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Barbara McDowell — Provider · (314) 680-1177
NPI enumeratedJune 17, 2010
Last updated in NPPESJuly 24, 2014
Mailing address6290 Ronald Reagan Dr, Suite 222, Lake St Louis, MO 63367-2667