TAMI DECOTEAU PHD
NPI 1356426993
Psychologist in Fort Yates, ND

Active since October 25, 2006PECOS EnrolledAccepts Medicare Assignment
INDIAN HEALTH SERVICE, N10 AGENCY STREET, FORT YATES, ND 58538(605) 854-8265 Get Directions Write a Review

NPPES record last updated: September 11, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Tami Decoteau Phd NPPES

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

TAMI DECOTEAU PHD (NPI 1356426993) is an individual psychologist in Fort Yates, North Dakota, licensed in North Dakota (392) and active in the NPI registry since October 2006. She is enrolled in Medicare PECOS and is a graduate of Other (2003).

NPPES Registry Identity

NPI1356426993
Entity TypeIndividualFemale
Primary Taxonomy103T00000X
Provider Legal NameTAMI DECOTEAUCredential: PHD
Location AddressINDIAN HEALTH SERVICE, N10 AGENCY STREETFort Yates, ND 58538
Mailing Address2608 8th Ave SeMandan, ND 58554-6402 · (701) 751-0691
Sole ProprietorYes
Medical School CMSOtherGraduated 2003
Enumeration DateOctober 25, 2006
Last NPPES UpdateSeptember 11, 2025
NPI 1356426993 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyPsychologistBehavioral Health & Social Service Providers
Taxonomy Code103T00000X
License Licensed in ND · 392
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.
Also ListedPsychologist · ClinicalTaxonomy 103TC0700X · License 644 (NE)
INDIAN HEALTH SERVICE, Fort Yates, ND 58538

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Tami Decoteau Phd is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID1153475710
PECOS Enrollment IDI20230430000016
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

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 Tami Decoteau's NPI number?

The NPI number for Tami Decoteau is 1356426993. It was assigned to this individual provider in the NPPES registry on October 25, 2006.

Where is Tami Decoteau located?

Tami Decoteau practices at Indian Health Service N10 Agency Street, Fort Yates, ND 58538. The listed phone number is (605) 854-8265.

What is Tami Decoteau's specialty?

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

Is Tami Decoteau enrolled in Medicare?

Yes. Tami Decoteau is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Tami Decoteau accept?

Health plans from Blue Cross Blue Shield of North Dakota, Medica and Sanford Health Plan list Tami Decoteau as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Tami Decoteau was last updated on September 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 months 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.