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

Brian Geyser, APRN

Individual provider Psychiatric/Mental Health Clinical Nurse Specialist · NPI 1598787087

Brian Geyser, APRN is a Psychiatric/Mental Health Clinical Nurse Specialist in Wallingford, Connecticut. Licensed in Connecticut. Registered with an NPI since 2006.

Licensed in
CT
In the registry since
2006
What do these letters mean?
APRN — Advanced Practice Registered Nurse
The umbrella licence covering nurse practitioners, midwives, anaesthetists and clinical nurse specialists.

See every abbreviation used in this directory →

Practice location Address checks out

51 Old Village Cir
Wallingford, CT 06492-4821
Phone: (203) 915-0524
Show map & directions

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

Specialties & licences

Psychiatric/Mental Health Clinical Nurse Specialist (primary) Taxonomy 364SP0808X · Licence 002116 (CT)

Record details

NPI number1598787087
Entity typeIndividual (Type 1)
GenderMale
Credentials APRN
Sole proprietorNo
NPI enumeratedJuly 24, 2006
Last updated in NPPESNovember 14, 2008
Mailing address51 Old Village Cir, Wallingford, CT 06492-4821