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

DR. DANIEL L OLSON PH.D.
NPI 1043216039
Psychologist in Dubuque, IA

Active since June 23, 2005
700 LOCUST ST, STE 716, DUBUQUE, IA 52001(563) 556-1225(563) 556-0713 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Daniel L Olson Ph.d. NPPES

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

DR. DANIEL L OLSON PH.D. (NPI 1043216039) is an individual psychologist in Dubuque, Iowa, licensed in Iowa (643) and active in the NPI registry since June 2005.

NPPES Registry Identity

NPI1043216039
Entity TypeIndividualMale
Primary Taxonomy103T00000X
Provider Legal NameDR. DANIEL L OLSONCredential: PH.D.
Location Address700 LOCUST ST, STE 716Dubuque, IA 52001-6824
Mailing Address700 Locust St, Ste 716Dubuque, IA 52001-6824 · (563) 556-1225 · Fax (563) 556-0713
Fax(563) 556-0713
Sole ProprietorNo
Enumeration DateJune 23, 2005
Last NPPES UpdateJuly 13, 2026
NPI 1043216039 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 IA · 643
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.
700 LOCUST ST, Dubuque, IA 52001

Other Providers at the Same Location NPPES 3

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

Counselor
700 LOCUST ST, SUITE 718 DUBUQUE BUILDING
DUBUQUE, IA 52001
Psychologist (Clinical)
700 LOCUST ST, SUITE 718
DUBUQUE, IA 52001
Social Worker (Clinical)
700 LOCUST ST, SUITE 718
DUBUQUE, IA 52001

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 Daniel Olson's NPI number?

The NPI number for Daniel Olson is 1043216039. It was assigned to this individual provider in the NPPES registry on June 23, 2005.

Where is Daniel Olson located?

Daniel Olson practices at 700 Locust St Ste 716, Dubuque, IA 52001. The listed phone number is (563) 556-1225.

What is Daniel Olson'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 Daniel Olson 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 27 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.