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IRENE P MATHIEU
NPI 1265812994
Pediatrics in Charlottesville, VA

Active since June 08, 2015PECOS Enrolled
1204 W MAIN ST, CHARLOTTESVILLE, VA 22903(434) 924-0123(434) 243-3300 Get Directions Write a Review

NPPES record last updated: August 21, 2019. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Aug 21, 2019, Jul 18, 2018 (2 updates tracked since 2018).

About Irene P Mathieu NPPES

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

IRENE P MATHIEU (NPI 1265812994) is an individual pediatrics provider in Charlottesville, Virginia, licensed in Virginia (0101264703) and active in the NPI registry since June 2015. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1265812994
Entity TypeIndividualFemale
Primary Taxonomy208000000X
Provider Legal NameIRENE P MATHIEU
Location Address1204 W MAIN STCharlottesville, VA 22903-2824
Mailing AddressPo Box 9007Charlottesville, VA 22907-9006 · (434) 295-1000 · Fax (434) 972-4266
Phone(434) 924-0123
Fax(434) 243-3300
Sole ProprietorNo
Enumeration DateJune 8, 2015
Last NPPES UpdateAugust 21, 20192 updates tracked since enumeration
✔ NPI 1265812994 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians
Taxonomy Code208000000X
License✔ Licensed in VA · 0101264703
Definition
A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.
1204 W MAIN ST, Charlottesville, VA 22903
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Oscar Health.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Irene P Mathieu 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 Irene Mathieu reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

University Of Virginia Physicians Group
1.1 mi
Neuromusculoskeletal Medicine, Sports Medicine
4105 LEWIS AND CLARK DR
Charlottesville, VA 22911
  • Reassigned Medicare billing, Virginia enrollment
  • 2,820 clinicians in this Medicare group
NPI 1033138250 (434) 295-1000

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 22903 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
$86.88 typical visit price
range $56.19 – $170.30
Typical copayment $21.72 (range $14.04 – $42.57)
Most-billed visit code 99203
Established Patient
$99.13 typical visit price
range $18.07 – $138.91
Typical copayment $24.78 (range $4.51 – $34.72)
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 20

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

HEATHER STEVENS SPADER MD
Neurological Surgery
1204 W MAIN ST
CHARLOTTESVILLE, VA 22903
Charlottesville City (434) 243-5749
DR. ASMA SHAHID HABIB M.D.
Pediatrics (Pediatric Cardiology)
1204 W MAIN ST
CHARLOTTESVILLE, VA 22903
Charlottesville City (434) 924-9119
JENNIFER MOORE ANDREWS D.O.
Pediatrics
1204 W MAIN ST
CHARLOTTESVILLE, VA 22903
Charlottesville City (434) 924-0123
WILLIAM G. WILSON M.D.
Medical Genetics (Clinical Genetics (M.D.))
1204 W MAIN ST
CHARLOTTESVILLE, VA 22903
Charlottesville City (434) 924-0123
CHRISTIAN A. CHISHOLM MD
Obstetrics & Gynecology
1204 W MAIN ST
CHARLOTTESVILLE, VA 22903
Charlottesville City (434) 924-2500
LINDA A. WAGGONER FOUNTAIN MD
Pediatrics (Pediatric Infectious Diseases)
1204 W MAIN ST
CHARLOTTESVILLE, VA 22903
Charlottesville City (434) 924-0123
ANNE C BUTZ LCSW
Social Worker (Clinical)
1204 W MAIN ST
CHARLOTTESVILLE, VA 22903
Charlottesville City (434) 924-5321
KEITH R. BACHMANN M.D.
Orthopaedic Surgery (Pediatric Orthopaedic Surgery)
1204 W MAIN ST
CHARLOTTESVILLE, VA 22903
Charlottesville City (434) 924-2301

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 Irene Mathieu's NPI number?

The NPI number for Irene Mathieu is 1265812994. It was assigned to this individual provider in the NPPES registry on June 8, 2015.

Where is Irene Mathieu located?

Irene Mathieu practices at 1204 W Main St, Charlottesville, VA 22903. The listed phone number is (434) 924-0123.

What is Irene Mathieu's specialty?

The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.

Is Irene Mathieu enrolled in Medicare?

Yes. Irene Mathieu is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Irene Mathieu's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Irene Mathieu reassigns Medicare benefits to University Of Virginia Physicians Group (Charlottesville, VA). 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 Irene Mathieu's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Irene Mathieu accept?

Health plans from Oscar Health list Irene Mathieu 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 Irene Mathieu was last updated on August 21, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.