JANET MARIE WILLIAMS LLP, LPC
NPI 1578960449
Psychologist in Whitehall, MI

Active since November 20, 2014Opted out of Medicare · through Dec 6, 2026
516 E COLBY ST, WHITEHALL, MI 49461(231) 893-8336 Get Directions Write a Review

NPPES record last updated: November 20, 2014. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Janet Marie Williams Llp, Lpc NPPES

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

JANET MARIE WILLIAMS LLP, LPC (NPI 1578960449) is an individual psychologist in Whitehall, Michigan, licensed in Michigan (6301013669) and active in the NPI registry since November 2014. She has opted out of Medicare through December 6, 2026.

NPPES Registry Identity

NPI1578960449
Entity TypeIndividualFemale
Primary Taxonomy103T00000X
Provider Legal NameJANET MARIE WILLIAMSCredential: LLP, LPC
Location Address516 E COLBY STWhitehall, MI 49461-1104
Mailing Address1495 S Wolf Lake RdMuskegon, MI 49442-4837 · (231) 903-7775
Sole ProprietorYes
Enumeration DateNovember 20, 2014
NPI 1578960449 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

Primary SpecialtyPsychologistBehavioral Health & Social Service Providers
Taxonomy Code103T00000X
License Licensed in MI · 6301013669
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 ListedCounselor · ProfessionalTaxonomy 101YP2500X · License 6401010505 (MI)
Also ListedPsychologist · Addiction (Substance Use Disorder)Taxonomy 103TA0400X · License 1-04794 (MI)
516 E COLBY ST, Whitehall, MI 49461

Accepted Insurance

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

Opted out of Medicare

Janet Marie Williams Llp, Lpc has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from December 6, 2024 through December 6, 2026.

Opt-Out Effective DateDecember 6, 2024
Opt-Out In Effect ThroughDecember 6, 2026Opt-out affidavits renew automatically every two years unless cancelled

Other Providers at the Same Location NPPES 10

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

Counselor (Mental Health)
516 E COLBY ST
WHITEHALL, MI 49461
Counselor (Professional)
516 E COLBY ST
WHITEHALL, MI 49461
Counselor (Mental Health)
516 E COLBY ST
WHITEHALL, MI 49461
Psychologist
516 E COLBY ST, SUITE 1
WHITEHALL, MI 49461
Social Worker (Clinical)
516 E COLBY ST
WHITEHALL, MI 49461
Counselor (Professional)
516 E COLBY ST
WHITEHALL, MI 49461
Counselor (Professional)
516 E COLBY ST
WHITEHALL, MI 49461
Counselor (Mental Health)
516 E COLBY ST
WHITEHALL, MI 49461

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 Janet Williams's NPI number?

The NPI number for Janet Williams is 1578960449. It was assigned to this individual provider in the NPPES registry on November 20, 2014.

Where is Janet Williams located?

Janet Williams practices at 516 E Colby St, Whitehall, MI 49461. The listed phone number is (231) 893-8336.

What is Janet Williams's specialty?

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

Is Janet Williams enrolled in Medicare?

No. Janet Williams has opted out of Medicare through December 6, 2026. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out.

What insurance does Janet Williams accept?

Health plans from Blue Care Network of Michigan, Blue Cross Blue Shield of Michigan Mutual Insurance Company and Priority Health list Janet Williams 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 Janet Williams was last updated on November 20, 2014. NPI Profile syncs with the weekly NPPES data releases published by CMS.