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

DR. GREG MICHAEL REGER PHD
NPI 1427007194
Psychologist in Fort Lewis, WA

Active since May 09, 2006
MADIGAN ARMY MEDICAL CENTER, BLDG 9040 FITZSIMMONS DRIVE, FORT LEWIS, WA 98433(253) 968-3892 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Dr. Greg Michael Reger Phd NPPES

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

DR. GREG MICHAEL REGER PHD (NPI 1427007194) is an individual psychologist in Fort Lewis, Washington and active in the NPI registry since May 2006.

NPPES Registry Identity

NPI1427007194
Entity TypeIndividualMale
Primary Taxonomy103T00000X
Provider Legal NameDR. GREG MICHAEL REGERCredential: PHD
Location AddressMADIGAN ARMY MEDICAL CENTER, BLDG 9040 FITZSIMMONS DRIVEFort Lewis, WA 98433
Mailing Address10902 103rd Avenue Ct SwLakewood, WA 98498-1708
Sole ProprietorNo
Enumeration DateMay 9, 2006
Last NPPES UpdateJuly 13, 2026
NPI 1427007194 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPsychologistBehavioral Health & Social Service Providers
Taxonomy Code103T00000X
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.

MADIGAN ARMY MEDICAL CENTER, Fort Lewis, WA 98433

Other Providers at the Same Location NPPES 4

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

Dietetic Technician, Registered
MADIGAN ARMY MEDICAL CENTER, MEDICAL NUTRITION THERAPY BRANCH
FT LEWIS, WA 98433
Counselor (Addiction (Substance Use Disorder))
MADIGAN ARMY MEDICAL CENTER, BUILDING 2006
TACOMA, WA 98433
Physician Assistant (Medical)
MADIGAN ARMY MEDICAL CENTER
FT LEWIS, WA 98433
Nurse Anesthetist, Certified Registered
MADIGAN ARMY MEDICAL CENTER, FORT LEWIS
TACOMA, WA 98433

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 Greg Reger's NPI number?

The NPI number for Greg Reger is 1427007194. It was assigned to this individual provider in the NPPES registry on May 9, 2006.

Where is Greg Reger located?

Greg Reger practices at Madigan Army Medical Center Bldg 9040 Fitzsimmons Drive, Fort Lewis, WA 98433. The listed phone number is (253) 968-3892.

What is Greg Reger'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 Greg Reger was last updated on July 13, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.