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

Mr. Denis J O'Keefe, LCSW, PHD

Individual provider Clinical Social Worker · NPI 1396706602

Mr. Denis J O'Keefe, LCSW, PHD is a Clinical Social Worker in Highland Falls, New York. Qualified in 2001, 25 years ago. Practices as a sole proprietor and accepts Medicare assignment. Licensed in New York.

Years since qualifying
25
Licensed in
NY
In the registry since
2006
What do these letters mean?
LCSW — Licensed Clinical Social Worker
A social worker licensed to diagnose and treat mental health conditions independently.
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

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Practice location Address checks out

142A Main St
Highland Falls, NY 10928-1520
Phone: (845) 446-9013
Fax: (845) 446-0057
Show map & directions

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

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X · Licence 064355 (NY)

Record details

NPI number1396706602
Entity typeIndividual (Type 1)
GenderMale
Credentials LCSW , PHD
Sole proprietorYes
NPI enumeratedMarch 29, 2006
Last updated in NPPESMay 9, 2023
Certification dateMay 9, 2023

Medicare enrollment

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

Medicare specialtyCLINICAL SOCIAL WORKER
Medical schoolOTHER
Graduated 2001 (25 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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