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

Thomas James Kekeisen-Chen, DNP, PMHNP

Individual provider Psychiatry Physician · NPI 1992665137

Thomas James Kekeisen-Chen, DNP, PMHNP is a Psychiatry Physician in Sandy Springs, Georgia. Licensed in Georgia. Registered with an NPI since 2025.

Licensed in
GA
In the registry since
2025
What do these letters mean?
DNP — Doctor of Nursing Practice
The highest clinical degree in nursing.
PMHNP — Psychiatric-Mental Health Nurse Practitioner
A nurse practitioner specialising in mental health, able to prescribe psychiatric medication.

See every abbreviation used in this directory →

Practice location Address checks out

750 Hammond Dr Bldg 14/SUITE 100
Sandy Springs, GA 30328
Phone: (678) 615-7032
Show map & directions

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

Specialties & licences

Psychiatry Physician (primary) Taxonomy 2084P0800X · Licence APRN-NP340257 (GA)

Record details

NPI number1992665137
Entity typeIndividual (Type 1)
GenderMale
Credentials DNP , PMHNP
Sole proprietorNo
NPI enumeratedNovember 12, 2025
Last updated in NPPESNovember 12, 2025
Certification dateNovember 12, 2025

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