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

Dr. Dennis Paul Ratner, PHD

Individual provider Psychologist · NPI 1245397314

Dr. Dennis Paul Ratner, PHD is a Clinical Psychologist in Waterville, Maine. Qualified in 1979, 47 years ago. Practices as a sole proprietor and offers telehealth. Licensed in Maine.

Years since qualifying
47
Licensed in
ME
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.

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Practice location Address checks out

2 Elm St
Waterville, ME 04901-5905
Phone: (207) 872-9578
Fax: (207) 872-9578
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychologist (primary) Taxonomy 103T00000X · Licence 412 (ME)

Record details

NPI number1245397314
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorYes
NPI enumeratedJanuary 1, 2007
Last updated in NPPESJuly 8, 2007

Medicare enrollment

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

Medicare specialtyCLINICAL PSYCHOLOGIST
Medical schoolOTHER
Graduated 1979 (47 years in practice)
Accepts Medicare assignment Not indicated
TelehealthOffers telehealth services

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