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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. MARIAN E ASFELD FREUND MD
NPI 1487769543
Pediatrics in Fond Du Lac, WI

Active since August 20, 2006PECOS Enrolled
210 WISCONSIN AMERICAN DR, FOND DU LAC, WI 54935(920) 907-7000(920) 907-7012 Get Directions Write a Review

NPPES record last updated: October 5, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Oct 5, 2026, Mar 7, 2023, Nov 19, 2021 (3 updates tracked since 2021).

About Dr. Marian E Asfeld Freund Md NPPES

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

DR. MARIAN E ASFELD FREUND MD (NPI 1487769543) is an individual pediatrics provider in Fond Du Lac, Wisconsin, licensed in Wisconsin (34905) and active in the NPI registry since August 2006. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1487769543
Entity TypeIndividualFemale
Primary Taxonomy208000000X
Provider Legal NameDR. MARIAN E ASFELD FREUNDCredential: MD
Location Address210 WISCONSIN AMERICAN DRFond Du Lac, WI 54935
Mailing AddressPo Box 735044Chicago, IL 60673-5044 · (800) 326-2250
Phone(920) 907-7000
Fax(920) 907-7012
Sole ProprietorNo
Enumeration DateAugust 20, 2006
Last NPPES UpdateOctober 5, 20263 updates tracked since enumeration
NPPES CertifiedOctober 5, 2026
✔ NPI 1487769543 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians
Taxonomy Code208000000X
License✔ Licensed in WI · 34905
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.
210 WISCONSIN AMERICAN DR, Fond Du Lac, WI 54935
Open in Google Maps ↗

Other Names 1

Doing Business As (3)Marian E Asfeld

Other Identifiers 1

Medicaid32224400WI

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, Aspirus Health Plan, CareSource (Common Ground Healthcare) and more.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. Marian E Asfeld Freund Md 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 Marian Freund reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Aurora Medical Group, Inc.
33 mi
Clinic/Center
2414 KOHLER MEMORIAL DR
Sheboygan, WI 53081
  • Reassigned Medicare billing, Wisconsin enrollment
  • 4,609 clinicians in this Medicare group
NPI 1174670244 (920) 457-4461

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 54935 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
$82.92 typical visit price
range $53.90 – $163.24
Typical copayment $20.73 (range $13.47 – $40.81)
Most-billed visit code 99203
Established Patient
$95.41 typical visit price
range $17.40 – $133.76
Typical copayment $23.85 (range $4.35 – $33.44)
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 19

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

DR. SCOTT J STELLMACHER MD
Family Medicine
210 WISCONSIN AMERICAN DR
FOND DU LAC, WI 54935
Fond Du Lac County (920) 907-7000
CONNIE M HENSLIN CST
210 WISCONSIN AMERICAN DR, STE 235
FOND DU LAC, WI 54935
Fond Du Lac County (920) 923-0641
MRS. STEPHANIE M JACKSON PHARMD
Pharmacist
210 WISCONSIN AMERICAN DR
FOND DU LAC, WI 54935
Fond Du Lac County (920) 907-7260
DR. GABRIEL LITMAN MD
Internal Medicine
210 WISCONSIN AMERICAN DR
FOND DU LAC, WI 54935
Fond Du Lac County (920) 907-7000
CATHERINE L CONELY CCC-A
Audiologist
210 WISCONSIN AMERICAN DR
FOND DU LAC, WI 54935
Fond Du Lac County (920) 907-7000
JENNI KAY SLINDE RPH
Pharmacist
210 WISCONSIN AMERICAN DR
FOND DU LAC, WI 54935
Fond Du Lac County (920) 907-7266
ANDREA T STEWART OTR
Occupational Therapist
210 WISCONSIN AMERICAN DR
FOND DU LAC, WI 54935
Fond Du Lac County (920) 907-7000
DR. JULIE M HENRY OD
Optometrist
210 WISCONSIN AMERICAN DR
FOND DU LAC, WI 54935
Fond Du Lac County (920) 907-7000

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 Marian Freund's NPI number?

The NPI number for Marian Freund is 1487769543. It was assigned to this individual provider in the NPPES registry on August 20, 2006. The provider is also known as Marian E Asfeld.

Where is Marian Freund located?

Marian Freund practices at 210 Wisconsin American Dr, Fond Du Lac, WI 54935. The listed phone number is (920) 907-7000.

What is Marian Freund's specialty?

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

Is Marian Freund enrolled in Medicare?

Yes. Marian Freund is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Marian Freund's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Marian Freund reassigns Medicare benefits to Aurora Medical Group, Inc. (Sheboygan, WI). 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 Marian Freund's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Marian Freund accept?

Health plans from Anthem Blue Cross and Blue Shield, Aspirus Health Plan, CareSource (Common Ground Healthcare), HealthPartners and Network Health and 2 other insurers list Marian Freund 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 Marian Freund was last updated on October 5, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.