Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

LISA MARIE D'ADDIO M.S.
NPI 1043250806
Psychologist in Williamsport, PA

Active since June 08, 2006
435 W 4TH ST, WILLIAMSPORT, PA 17701(570) 322-7873(570) 322-8026 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: July 19, 2026.

  • Individual
  • Female
  • Psychologist

About LISA D'ADDIO

This page provides the complete NPI Profile along with additional information for Lisa D'addio, a provider established in Williamsport, Pennsylvania with a medical specialization in Psychologist. The healthcare provider is registered in the NPI registry with number 1043250806 assigned on June 2006. The practitioner's primary taxonomy code is 103T00000X with license number PS-006367-L (PA). The provider is registered as an individual and her NPI record was last updated July 2026.

NPI
1043250806 Verify this NPI
Provider Name
LISA MARIE D'ADDIO M.S.
Gender
Female
Entity Type
Individual
Location Address
435 W 4TH ST WILLIAMSPORT, PA 17701
Location Phone
(570) 322-7873
Location Fax
(570) 322-8026
Mailing Address
1112 ELMIRA ST WILLIAMSPORT, PA 17701
Mailing Phone
(570) 322-7873
Mailing Fax
(570) 322-8026
Is Sole Proprietor?
No
Enumeration Date
06-08-2006
Last Update Date
07-13-2026
Code Navigator

A psychologist like Lisa D'addio studies cognitive, emotional, social processes and behavior by observing, interpreting, and recording how people relate to one another and to their environments. Psychologists gather information and evaluate behavior through controlled laboratory experiments, psychoanalysis, psychotherapy or through personality, performance, aptitude, or intelligence tests, and use this information when testing theories in their research or when treating patients.

Location Map

Specialty - Primary Taxonomy

The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.

Classification

Psychologist

Taxonomy Code
103T00000X
Type
Behavioral Health & Social Service Providers
License No.
PS-006367-L
License State
PA
Taxonomy Description
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.

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Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Psychologist (Counseling)
435 W 4TH ST
WILLIAMSPORT, PA 17701
Social Worker (Clinical)
435 W 4TH ST
WILLIAMSPORT, PA 17701
Social Worker
435 W 4TH ST
WILLIAMSPORT, PA 17701
Community/Behavioral Health
435 W 4TH ST
WILLIAMSPORT, PA 17701
Psychologist
435 W 4TH ST
WILLIAMSPORT, PA 17701
Counselor (Mental Health)
435 W 4TH ST
WILLIAMSPORT, PA 17701
Social Worker
435 W 4TH ST
WILLIAMSPORT, PA 17701
Social Worker (Clinical)
435 W 4TH ST
WILLIAMSPORT, PA 17701
Counselor (Professional)
435 W 4TH ST
WILLIAMSPORT, PA 17701
Counselor (Professional)
435 W 4TH ST
WILLIAMSPORT, PA 17701
Counselor (Professional)
435 W 4TH ST
WILLIAMSPORT, PA 17701
Counselor
435 W 4TH ST
WILLIAMSPORT, PA 17701
Social Worker
435 W 4TH ST
WILLIAMSPORT, PA 17701
Counselor (Mental Health)
435 W 4TH ST
WILLIAMSPORT, PA 17701
Counselor (Mental Health)
435 W 4TH ST
WILLIAMSPORT, PA 17701
Community/Behavioral Health
435 W 4TH ST
WILLIAMSPORT, PA 17701
Counselor (Mental Health)
435 W 4TH ST
WILLIAMSPORT, PA 17701
Counselor (Mental Health)
435 W 4TH ST
WILLIAMSPORT, PA 17701
Counselor (Mental Health)
435 W 4TH ST
WILLIAMSPORT, PA 17701
Counselor (Mental Health)
435 W 4TH ST
WILLIAMSPORT, PA 17701

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1043250806, enumerated as an "individual" on June 08, 2006.

The provider is located at 435 W 4TH ST WILLIAMSPORT, PA 17701 and the phone number is (570) 322-7873.

Psychologist with taxonomy code 103T00000X.