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DR. EILEEN A. COWAN MD
NPI 1366602096
Pediatrics - Neonatal-Perinatal Medicine in Madison, WI

Active since June 16, 2008PECOS Enrolled
600 HIGHLAND AVE, MADISON, WI 53792(608) 890-9600(608) 890-7181 Get Directions Write a Review

NPPES record last updated: January 11, 2021. Verified against the NPPES registry weekly; last sync: November 08, 2026.

About Dr. Eileen A. Cowan Md NPPES

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

DR. EILEEN A. COWAN MD (NPI 1366602096) is an individual neonatal-perinatal medicine provider in Madison, Wisconsin, licensed in Wisconsin (64383-20) and active in the NPI registry since June 2008. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1366602096
Entity TypeIndividualFemale
Primary Taxonomy2080N0001X
Provider Legal NameDR. EILEEN A. COWANCredential: MD
Location Address600 HIGHLAND AVEMadison, WI 53792-0001
Mailing Address7974 Uw Health CtMiddleton, WI 53562-5531 · (608) 829-5485
Phone(608) 890-9600
Fax(608) 890-7181
Sole ProprietorNo
Enumeration DateJune 16, 2008
Last NPPES UpdateJanuary 11, 2021
NPPES CertifiedJanuary 11, 2021
✔ NPI 1366602096 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatrics · Neonatal-Perinatal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code2080N0001X
Licenses✔ Licensed in WI · 64383-20✔ Licensed in CA · A131219
Definition
A pediatrician who is the principal care provider for sick newborn infants. Clinical expertise is used for direct patient care and for consulting with obstetrical colleagues to plan for the care of mothers who have high-risk pregnancies.
600 HIGHLAND AVE, Madison, WI 53792
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Aspirus Health Plan, Quartz.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. Eileen A. Cowan 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 Eileen Cowan reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

University Of Wisconsin Medical Foundation, Inc
4.8 mi
Multi-Specialty
7974 UW HEALTH COURT
Middleton, WI 53562
  • Reassigned Medicare billing, Wisconsin enrollment
  • 2,832 clinicians in this Medicare group
NPI 1598784555 (608) 829-5485

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.

JASON ALAN CHRISTENSEN PHARMD
Pharmacist
600 HIGHLAND AVE, COMPLIANCE MAIL CODE 2433
MADISON, WI 53792
Dane County (608) 662-0817
LAURA JEAN KOPPLIN MD, PHD
Ophthalmology
600 HIGHLAND AVE
MADISON, WI 53792
Dane County (608) 263-6070
HAGGI MAZEH MD
Surgery
600 HIGHLAND AVE
MADISON, WI 53792
Dane County (608) 265-8072
DR. SWAPNIL SUNIL LANJEWAR M.D.
Internal Medicine (Infectious Disease)
600 HIGHLAND AVE
MADISON, WI 53792
Dane County (608) 263-0946
DR. MATTHEW JAMES HOYT M.D.
Anesthesiology
600 HIGHLAND AVE
MADISON, WI 53792
Dane County (608) 263-8100
VANESSA MERCEDES WELTEN MD MPH
Transplant Surgery
600 HIGHLAND AVE
MADISON, WI 53792
Dane County (617) 732-5500
JOHN HENRY NORMAN HARRISON
Anesthesiology
600 HIGHLAND AVE
MADISON, WI 53792
Dane County (608) 263-8100
PIPPA FROUKTE COSPER MD
Radiology (Radiation Oncology)
600 HIGHLAND AVE
MADISON, WI 53792
Dane County (608) 263-8500

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 Eileen Cowan's NPI number?

The NPI number for Eileen Cowan is 1366602096. It was assigned to this individual provider in the NPPES registry on June 16, 2008.

Where is Eileen Cowan located?

Eileen Cowan practices at 600 Highland Ave, Madison, WI 53792. The listed phone number is (608) 890-9600.

What is Eileen Cowan's specialty?

The primary specialty registered for this NPI is Pediatrics, specializing in Neonatal-Perinatal Medicine, with taxonomy code 2080N0001X.

Is Eileen Cowan enrolled in Medicare?

Yes. Eileen Cowan is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Eileen Cowan's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Eileen Cowan reassigns Medicare benefits to University Of Wisconsin Medical Foundation, Inc (Middleton, 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 Eileen Cowan's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Eileen Cowan accept?

Health plans from Aspirus Health Plan and Quartz list Eileen Cowan 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 Eileen Cowan was last updated on January 11, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.