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DR. MATTHEW JAMES OELSTROM M.D.
NPI 1164748687
Pediatrics - Pediatric Critical Care Medicine in Marshfield, WI

Active since April 08, 2010PECOS Enrolled
1000 N OAK AVE, MARSHFIELD, WI 54449(715) 387-5511 Get Directions Write a Review

NPPES record last updated: March 24, 2026. Verified against the NPPES registry weekly; last sync: September 06, 2026.

Record update history: Mar 24, 2026, Mar 31, 2021 (2 updates tracked since 2021).

About Dr. Matthew James Oelstrom M.d. NPPES

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

DR. MATTHEW JAMES OELSTROM M.D. (NPI 1164748687) is an individual pediatric critical care medicine provider in Marshfield, Wisconsin, licensed in Wisconsin (56720) and active in the NPI registry since April 2010. He is enrolled in Medicare PECOS and maintains a secondary practice location in Milwaukee.

NPPES Registry Identity

NPI1164748687
Entity TypeIndividualMale
Primary Taxonomy2080P0203X
Provider Legal NameDR. MATTHEW JAMES OELSTROMCredential: M.D.
Location Address1000 N OAK AVEMarshfield, WI 54449-5703
Mailing Address1000 N Oak AveMarshfield, WI 54449-5703 · (715) 387-5511
Phone(715) 387-5511
Sole ProprietorNo
Enumeration DateApril 8, 2010
Last NPPES UpdateMarch 24, 20262 updates tracked since enumeration
NPPES CertifiedMarch 24, 2026
✔ NPI 1164748687 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPediatrics · Pediatric Critical Care MedicineAllopathic & Osteopathic Physicians
Taxonomy Code2080P0203X
License✔ Licensed in WI · 56720
Definition
A pediatrician expert in advanced life support for children from the term or near-term neonate to the adolescent. This competence extends to the critical care management of life-threatening organ system failure from any cause in both medical and surgical patients and to the support of vital physiological functions. This specialist may have administrative responsibilities for intensive care units and also facilitates patient care among other specialists.
Also ListedPediatricsTaxonomy 208000000X · License 56720 (WI)
1000 N OAK AVE, Marshfield, WI 54449
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Secondary Practice Location 1

Location 19000 W Wisconsin Ave, Pediatric Critical CareMilwaukee, WI 53226-4874 · Phone (414) 266-3360 · Fax (414) 266-3563

Other Identifiers 1

Medicaid1164748687WI

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, Medica, Sanford Health Plan.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Matthew James Oelstrom M.d. 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.

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.

ALISON RAE SAMPSON D.O.
Obstetrics & Gynecology
1000 N OAK AVE
MARSHFIELD, WI 54449
Wood County (715) 387-5161
TAMARA L. LEAHY NP
Nurse Practitioner
1000 N OAK AVE
MARSHFIELD, WI 54449
Wood County (800) 782-8581
SAMANTHA ELAINE MOORE RD, CD, CDCES
Dietitian, Registered
1000 N OAK AVE
MARSHFIELD, WI 54449
Wood County (715) 389-7464
EUGENE H. LARSON PA
Physician Assistant
1000 N OAK AVE
MARSHFIELD, WI 54449
Wood County (715) 387-5245
JAMES SKIBBA CRNA
Nurse Anesthetist, Certified Registered
1000 N OAK AVE
MARSHFIELD, WI 54449
Wood County (715) 387-7179
KENNETH E ENGELHART MD
Internal Medicine
1000 N OAK AVE
MARSHFIELD, WI 54449
Wood County (715) 387-5704
KRISTIN M GERNDT MD
Radiology (Vascular & Interventional Radiology)
1000 N OAK AVE
MARSHFIELD, WI 54449
Wood County (715) 389-3474
VIRGINIA WOOLWORTH NP
Nurse Practitioner
1000 N OAK AVE
MARSHFIELD, WI 54449
Wood County (715) 387-5558

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 Matthew Oelstrom's NPI number?

The NPI number for Matthew Oelstrom is 1164748687. It was assigned to this individual provider in the NPPES registry on April 8, 2010.

Where is Matthew Oelstrom located?

Matthew Oelstrom practices at 1000 N Oak Ave, Marshfield, WI 54449. The listed phone number is (715) 387-5511.

What is Matthew Oelstrom's specialty?

The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Critical Care Medicine, with taxonomy code 2080P0203X.

Is Matthew Oelstrom enrolled in Medicare?

Yes. Matthew Oelstrom is registered in the Medicare PECOS enrollment system.

What insurance does Matthew Oelstrom accept?

Health plans from Anthem Blue Cross and Blue Shield, Medica and Sanford Health Plan list Matthew Oelstrom 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 Matthew Oelstrom was last updated on March 24, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.