Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

MS. MARTHA WILLIAMS PH.D.
NPI 1841253150
Psychologist in Middletown, RI

Active since April 08, 2006
850 AQUIDNECK AVE, MIDDLETOWN, RI 02842(401) 490-8930(401) 842-0360 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Ms. Martha Williams Ph.d. NPPES

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

MS. MARTHA WILLIAMS PH.D. (NPI 1841253150) is an individual psychologist in Middletown, Rhode Island, licensed in Rhode Island (PS00836) and active in the NPI registry since April 2006.

NPPES Registry Identity

NPI1841253150
Entity TypeIndividualFemale
Primary Taxonomy103T00000X
Provider Legal NameMS. MARTHA WILLIAMSCredential: PH.D.
Location Address850 AQUIDNECK AVEMiddletown, RI 02842-7244
Mailing Address850 Aquidneck AveMiddletown, RI 02842-7244 · (401) 890-4930
Fax(401) 842-0360
Sole ProprietorNo
Enumeration DateApril 8, 2006
Last NPPES UpdateJuly 13, 2026
NPI 1841253150 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPsychologistBehavioral Health & Social Service Providers
Taxonomy Code103T00000X
License Licensed in RI · PS00836
Definition
A psychologist is an individual who is licensed to practice psychology which is defined as the observation, description, evaluation, interpretation, and modification of human behavior by the application of psychological principles, methods, and procedures, for the purpose of preventing or eliminating symptomatic, maladaptive, or undesired behavior and of enhancing interpersonal relationships, work and life adjustment, personal effectiveness, behavioral health, and mental health. The practice of psychology includes, but is not limited to, psychological testing and the evaluation or assessment of personal characteristics, such as intelligence, personality, abilities, interests, aptitudes, and neuropsychological functioning; counseling, psychoanalysis, psychotherapy, hypnosis, biofeedback, and behavior analysis and therapy; diagnosis and treatment of mental and emotional disorder or disability, alcoholism and substance abuse, disorders of habit or conduct, as well as of the psychological aspects of physical illness, accident, injury, or disability; and psycheducational evaluation, therapy, remediation, and consultation. Psychological services may be rendered to individuals, families, groups and the public.
850 AQUIDNECK AVE, Middletown, RI 02842

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Nurse Practitioner (Psychiatric/Mental Health)
850 AQUIDNECK AVE
MIDDLETOWN, RI 02842
Nurse Practitioner (Adult Health)
850 AQUIDNECK AVE
MIDDLETOWN, RI 02842
Non-Pharmacy Dispensing Site
850 AQUIDNECK AVE
MIDDLETOWN, RI 02842
Otolaryngology
850 AQUIDNECK AVE, UNIT B-9
MIDDLETOWN, RI 02842
Nurse Practitioner
850 AQUIDNECK AVE
MIDDLETOWN, RI 02842
Psychologist
850 AQUIDNECK AVE
MIDDLETOWN, RI 02842
Podiatrist (Foot & Ankle Surgery)
850 AQUIDNECK AVE
MIDDLETOWN, RI 02842
Psychologist
850 AQUIDNECK AVE
MIDDLETOWN, RI 02842

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 Martha Williams's NPI number?

The NPI number for Martha Williams is 1841253150. It was assigned to this individual provider in the NPPES registry on April 8, 2006.

Where is Martha Williams located?

Martha Williams practices at 850 Aquidneck Ave, Middletown, RI 02842. The listed phone number is (401) 490-8930.

What is Martha Williams's specialty?

The primary specialty registered for this NPI is Psychologist with taxonomy code 103T00000X.

When was this NPI record last updated?

The NPPES record for Martha Williams was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 38 days 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.