DR. ERIN LOUISE BARKOW PHD
NPI 1669872966
Psychologist in Grand Rapids, MI

Active since August 25, 2014PECOS Enrolled
35 MICHIGAN ST NE STE 5201, GRAND RAPIDS, MI 49503(616) 267-2830 Get Directions Write a Review

NPPES record last updated: August 22, 2025. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Aug 4, 2025, Aug 31, 2023, Mar 10, 2021 and 2 more (5 updates tracked since 2015).

About Dr. Erin Louise Barkow Phd NPPES

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

DR. ERIN LOUISE BARKOW PHD (NPI 1669872966) is an individual psychologist in Grand Rapids, Michigan, licensed in Michigan (6301015794) and active in the NPI registry since August 2014. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1669872966
Entity TypeIndividualFemale
Primary Taxonomy103T00000X
Provider Legal NameDR. ERIN LOUISE BARKOWCredential: PHD
Location Address35 MICHIGAN ST NE STE 5201Grand Rapids, MI 49503-2530
Mailing Address100 Michigan St Ne # Mc845Grand Rapids, MI 49503-2560
Sole ProprietorNo
Enumeration DateAugust 25, 2014
Last NPPES UpdateAugust 22, 20255 updates tracked since enumeration
NPPES CertifiedAugust 22, 2025
✔ NPI 1669872966 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 · 6301015794
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.
35 MICHIGAN ST NE STE 5201, Grand Rapids, MI 49503

Other Names 1

Former Name (1)Erin Louise Seif Phd

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Erin Louise Barkow Phd is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Medicare Billing Reassignment

Medicare enrollment records show Erin Barkow reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Internal Medicine
1840 WEALTHY ST SE
Grand Rapids, MI 49506
  • Reassigned Medicare billing, Michigan enrollment
  • 37 clinicians in this Medicare group

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Other Providers at the Same Location NPPES 20

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

Psychologist (Clinical Child & Adolescent)
35 MICHIGAN ST NE STE 5201
GRAND RAPIDS, MI 49503
Social Worker
35 MICHIGAN ST NE STE 5201
GRAND RAPIDS, MI 49503
Clinical Neuropsychologist
35 MICHIGAN ST NE STE 5201
GRAND RAPIDS, MI 49503
Psychologist (Clinical)
35 MICHIGAN ST NE STE 5201
GRAND RAPIDS, MI 49503
Pediatrics (Pediatric Nephrology)
35 MICHIGAN ST NE STE 5201
GRAND RAPIDS, MI 49503
Psychiatry & Neurology (Psychiatry)
35 MICHIGAN ST NE STE 5201
GRAND RAPIDS, MI 49503
Clinical Neuropsychologist
35 MICHIGAN ST NE STE 5201
GRAND RAPIDS, MI 49503
Dietitian, Registered
35 MICHIGAN ST NE STE 5201
GRAND RAPIDS, MI 49503

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 Erin Barkow's NPI number?

The NPI number for Erin Barkow is 1669872966. It was assigned to this individual provider in the NPPES registry on August 25, 2014. The provider is also known as Erin Louise Seif Phd.

Where is Erin Barkow located?

Erin Barkow practices at 35 Michigan St NE Ste 5201, Grand Rapids, MI 49503. The listed phone number is (616) 267-2830.

What is Erin Barkow's specialty?

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

Is Erin Barkow enrolled in Medicare?

Yes. Erin Barkow is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Erin Barkow's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Erin Barkow reassigns Medicare benefits to Spectrum Health Primary Care Partners (Grand Rapids, MI). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Erin Barkow's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Erin Barkow accept?

Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian, Blue Care Network of Michigan and Blue Cross Blue Shield of Michigan Mutual Insurance Company and 1 other insurer list Erin Barkow 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 Erin Barkow was last updated on August 22, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.