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

David S Geiser, PHD

Individual provider Clinical Neuropsychologist · NPI 1114107232

David S Geiser, PHD is a Clinical Psychologist in Eustis, Florida. Qualified in 1993, 33 years ago. Practices as a sole proprietor, accepts Medicare assignment and offers telehealth. Licensed in Florida.

Years since qualifying
33
Licensed in
FL
In the registry since
2007
What do these letters mean?
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

See every abbreviation used in this directory →

Practice location Address checks out

24931 Saranac Ct
Eustis, FL 32736-8911
Phone: (239) 822-2915
Fax: (833) 968-0319
Show map & directions

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

Specialties & licences

Clinical Neuropsychologist (primary) Taxonomy 103G00000X · Licence PY5048 (FL)

Record details

NPI number1114107232
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorYes
NPI enumeratedNovember 6, 2007
Last updated in NPPESFebruary 27, 2024
Certification dateFebruary 27, 2024
Mailing address24931 Saranac Ct, Eustis, FL 32736-8911

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCLINICAL PSYCHOLOGIST
Medical schoolOTHER
Graduated 1993 (33 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services