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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. CATHERINE STEPHANIE O'NEILL-WEBER PSY.D.
NPI 1710492079
Psychologist - Clinical in Holt, MI

Active since December 08, 2017PECOS EnrolledAccepts Medicare Assignment
4205 CHARLAR DR STE 3, HOLT, MI 48842(517) 367-0670 Get Directions Write a Review

NPPES record last updated: June 17, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Catherine Stephanie O'neill-weber Psy.d. NPPES

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

DR. CATHERINE STEPHANIE O'NEILL-WEBER PSY.D. (NPI 1710492079) is an individual clinical provider in Holt, Michigan, licensed in Michigan (6301017814) and active in the NPI registry since December 2017. She is enrolled in Medicare PECOS and is a graduate of Other (2017).

NPPES Registry Identity

NPI1710492079
Entity TypeIndividualFemale
Primary Taxonomy103TC0700X
Provider Legal NameDR. CATHERINE STEPHANIE O'NEILL-WEBERCredential: PSY.D.
Location Address4205 CHARLAR DR STE 3Holt, MI 48842-6809
Mailing Address2950 W Howell RdMason, MI 48854-9329 · (517) 367-0670 · Fax (517) 367-0681
Phone(517) 367-0670
Sole ProprietorNo
Medical School CMSOtherGraduated 2017
Enumeration DateDecember 8, 2017
Last NPPES UpdateJune 17, 2026
NPPES CertifiedJune 17, 2026
✔ NPI 1710492079 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPsychologist · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code103TC0700X
License✔ Licensed in MI · 6301017814
Definition
A psychologist who provides continuing and comprehensive mental and behavioral health care for individuals and families; consultation to agencies and communities; training, education and supervision; and research-based practice. It is a specialty in breadth -- one that is broadly inclusive of severe psychopathology -- and marked by comprehensiveness and integration of knowledge and skill from a broad array of disciplines within and outside of psychology proper. The scope of clinical psychology encompasses all ages, multiple diversities and varied systems.
Also ListedPsychologistTaxonomy 103T00000X · License 6301017257 (MI)
4205 CHARLAR DR STE 3, Holt, MI 48842
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Care Network of Michigan, Blue Cross Blue Shield of Michigan Mutual Insurance Company, McLaren Health Plan Community and more.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. Catherine Stephanie O'neill-weber 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 ID9638589435
PECOS Enrollment IDI20201106000306
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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 48842 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$166.68 typical visit price
range $54.34 – $166.68
Typical copayment $41.67 (range $13.58 – $41.67)
Most-billed visit code 99205
Established Patient
$96.44 typical visit price
range $17.09 – $135.40
Typical copayment $24.11 (range $4.27 – $33.85)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES

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

PATRICIA COLLARD LMSW
Social Worker (Clinical)
4205 CHARLAR DR STE 3
HOLT, MI 48842
Ingham County (517) 367-0670

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 Catherine O'neill-weber's NPI number?

The NPI number for Catherine O'neill-weber is 1710492079. It was assigned to this individual provider in the NPPES registry on December 8, 2017.

Where is Catherine O'neill-weber located?

Catherine O'neill-weber practices at 4205 Charlar Dr Ste 3, Holt, MI 48842. The listed phone number is (517) 367-0670.

What is Catherine O'neill-weber's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.

Is Catherine O'neill-weber enrolled in Medicare?

Yes. Catherine O'neill-weber 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 Catherine O'neill-weber accept?

Health plans from Blue Care Network of Michigan, Blue Cross Blue Shield of Michigan Mutual Insurance Company, McLaren Health Plan Community, Oscar Insurance Company and Priority Health and 1 other insurer list Catherine O'neill-weber 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 Catherine O'neill-weber was last updated on June 17, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 54 days 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.