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DENNIS P RATNER PHD PA
NPI 1528301892
Psychologist - Clinical in Waterville, ME

Active since April 04, 2013
2 ELM STREET, WATERVILLE, ME 04901(207) 872-9578(207) 872-9578 Get Directions Write a Review

NPPES record last updated: June 6, 2013. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Dennis P Ratner Phd Pa NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DENNIS P RATNER PHD PA (NPI 1528301892) is a healthcare organization registered as a clinical in Waterville, Maine and active in the NPI registry since April 2013. The organization lists Dennis P Ratner, President, as its authorized official.

NPPES Registry Identity

NPI1528301892
Entity TypeOrganization
Primary Taxonomy103TC0700X
Legal Business NameDENNIS P RATNER PHD PA
Location Address2 ELM STREETWaterville, ME 04901
Mailing Address2 Elm StreetWaterville, ME 04901 · (207) 872-9578 · Fax (207) 872-9578
Phone(207) 872-9578
Fax(207) 872-9578
Organization SubpartNo
Authorized OfficialDennis P RatnerPresident · (207) 872-9578
Enumeration DateApril 4, 2013
Last NPPES UpdateJune 6, 2013
✔ NPI 1528301892 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychologist · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code103TC0700X
License✔ Licensed in ME · PS412
Definition
A psychologist who provides continuing and comprehensive mental and behavioral health care for individuals and families; consultation to agencies and communities; training, education and supervision; and research-based practice. It is a specialty in breadth -- one that is broadly inclusive of severe psychopathology -- and marked by comprehensiveness and integration of knowledge and skill from a broad array of disciplines within and outside of psychology proper. The scope of clinical psychology encompasses all ages, multiple diversities and varied systems.
2 ELM STREET, Waterville, ME 04901
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Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dennis P Ratner Phd Pa is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Dennis P Ratner Phd PA, which bills Medicare for the services this clinician delivers.

Clinician (1)

Dennis Ratner, PH.D.
Clinical Psychologist
NPI 1245397314
2 ELM ST
Waterville, ME 04901
(207) 872-9578
✔ PECOS0.5 mi

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Dennis P Ratner Phd PA's NPI number?

The NPI number for Dennis P Ratner Phd PA is 1528301892. It was assigned to this organization in the NPPES registry on April 4, 2013.

Where is Dennis P Ratner Phd PA located?

Dennis P Ratner Phd PA is located at 2 Elm Street, Waterville, ME 04901. The listed phone number is (207) 872-9578.

What is Dennis P Ratner Phd PA's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.

Is Dennis P Ratner Phd PA enrolled in Medicare?

Yes. Dennis P Ratner Phd PA is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Dennis P Ratner Phd PA?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Clinical Psychologist) reassigns their Medicare billing to Dennis P Ratner Phd PA. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Dennis P Ratner Phd PA was last updated on June 6, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.