DR. WILLIAM PAUL MCINNIS PSY D
NPI 1427168285
Psychologist in Grand Rapids, MI

Active since August 30, 2006PECOS EnrolledAccepts Medicare Assignment
640 THREE MILE RD NW SUITE 101, GRAND RAPIDS, MI 49544(616) 785-8900(616) 785-8949 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. William Paul Mcinnis Psy D NPPES

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

DR. WILLIAM PAUL MCINNIS PSY D (NPI 1427168285) is an individual psychologist in Grand Rapids, Michigan, licensed in Michigan (6301007738) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS and is a graduate of Other (1985).

NPPES Registry Identity

NPI1427168285
Entity TypeIndividualMale
Primary Taxonomy103T00000X
Provider Legal NameDR. WILLIAM PAUL MCINNISCredential: PSY D
Location Address640 THREE MILE RD NW SUITE 101Grand Rapids, MI 49544
Mailing Address640 Three Mile Rd Nw Suite 101Grand Rapids, MI 49544 · (616) 785-8900 · Fax (616) 785-8949
Fax(616) 785-8949
Sole ProprietorNo
Medical School CMSOtherGraduated 1985
Enumeration DateAugust 30, 2006
Last NPPES UpdateJuly 8, 2007
NPI 1427168285 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 MI · 6301007738
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.
640 THREE MILE RD NW SUITE 101, Grand Rapids, MI 49544

Other Identifiers 1

Medicare ID-Type Unspecified0014628MI

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

Dr. William Paul Mcinnis Psy D 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 ID4082688502
PECOS Enrollment IDI20040820001111
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 William Mcinnis's NPI number?

The NPI number for William Mcinnis is 1427168285. It was assigned to this individual provider in the NPPES registry on August 30, 2006.

Where is William Mcinnis located?

William Mcinnis practices at 640 Three Mile Rd NW Suite 101, Grand Rapids, MI 49544. The listed phone number is (616) 785-8900.

What is William Mcinnis's specialty?

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

Is William Mcinnis enrolled in Medicare?

Yes. William Mcinnis 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 William Mcinnis accept?

Health plans from Blue Care Network of Michigan, Blue Cross Blue Shield of Michigan Mutual Insurance Company, Priority Health and Providence Health Plan list William Mcinnis 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 William Mcinnis was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.