DONALD ALBERT CARLSON JR. PH D
NPI 1942216866
Psychologist in Frederick, MD

Active since July 31, 2006
22 EAST 2ND STREET, FREDERICK, MD 21701(240) 344-4119 Get Directions Write a Review

NPPES record last updated: May 9, 2008. Verified against the NPPES registry weekly; last sync: September 27, 2026.

About Donald Albert Carlson Jr. Ph D NPPES

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

DONALD ALBERT CARLSON JR. PH D (NPI 1942216866) is an individual psychologist in Frederick, Maryland, licensed in Maryland (3887) and active in the NPI registry since July 2006.

NPPES Registry Identity

NPI1942216866
Entity TypeIndividualMale
Primary Taxonomy103T00000X
Provider Legal NameDONALD ALBERT CARLSON JR.Credential: PH D
Location Address22 EAST 2ND STREETFrederick, MD 21701
Mailing Address22 East 2nd StreetFrederick, MD 21701 · (240) 344-4119
Sole ProprietorNo
Enumeration DateJuly 31, 2006
Last NPPES UpdateMay 9, 2008
✔ NPI 1942216866 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 MD · 3887
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.
22 EAST 2ND STREET, Frederick, MD 21701

Other Identifiers 1

Medicaid004443100MD

Other Providers at the Same Location NPPES

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

Counselor (Mental Health)
22 EAST 2ND STREET, SUITE A
FREDERICK, MD 21701

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 Donald Carlson's NPI number?

The NPI number for Donald Carlson is 1942216866. It was assigned to this individual provider in the NPPES registry on July 31, 2006.

Where is Donald Carlson located?

Donald Carlson practices at 22 East 2nd Street, Frederick, MD 21701. The listed phone number is (240) 344-4119.

What is Donald Carlson'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 Donald Carlson was last updated on May 9, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.