ELIZABETH C ENDER MD
NPI 1376065813
Allergy & Immunology in Duluth, MN
About Elizabeth C Ender Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ELIZABETH C ENDER MD (NPI 1376065813) is an individual allergy & immunology provider in Duluth, Minnesota, licensed in Minnesota (71240) and active in the NPI registry since July 2017. She is enrolled in Medicare PECOS, is affiliated with St Lukes Hospital, and is a graduate of University Of Minnesota Medical School (2017).
NPPES Registry Identity
Specialties & Licenses
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Elizabeth C Ender Md 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.
Medicare Billing Reassignments
5Medicare enrollment records show Elizabeth Ender reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Duluth, MN 55805
- Reassigned Medicare billing, Minnesota enrollment
- 513 clinicians in this Medicare group
Ladysmith, WI 54848
- Reassigned Medicare billing, Wisconsin enrollment
- 2,476 clinicians in this Medicare group
Red Wing, MN 55066
- Reassigned Medicare billing, Minnesota enrollment
- 1,571 clinicians in this Medicare group
Marshfield, WI 54449
- Reassigned Medicare billing, Wisconsin enrollment
- 2,540 clinicians in this Medicare group
Rochester, MN 55905
- Reassigned Medicare billing, Minnesota enrollment
- 6,534 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Hospital Affiliations CMS Care Compare 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
St Lukes Hospital
Acute Care Hospitals · Duluth, MNLake View Memorial Hospital
Critical Access Hospitals · Two Harbors, MNOther Providers at the Same Location NPPES 5
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Elizabeth Ender's NPI number?
The NPI number for Elizabeth Ender is 1376065813. It was assigned to this individual provider in the NPPES registry on July 15, 2017.
Where is Elizabeth Ender located?
Elizabeth Ender practices at 920 E 1st St Ste 201, Duluth, MN 55805. The listed phone number is (218) 249-7920.
What is Elizabeth Ender's specialty?
The primary specialty registered for this NPI is Allergy & Immunology with taxonomy code 207K00000X.
Is Elizabeth Ender enrolled in Medicare?
Yes. Elizabeth Ender 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.
Which organizations bill Medicare for Elizabeth Ender's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Elizabeth Ender reassigns Medicare benefits to 5 organizations: St. Luke's Hospital Of Duluth (Duluth, MN), Mchs Hospitals Inc (Ladysmith, WI), Mayo Clinic Health System-Southeast Minnesota Region (Red Wing, MN), Marshfield Clinic Inc (Marshfield, WI) and Mayo Clinic (Rochester, MN). Each 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 Elizabeth Ender's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Elizabeth Ender accept?
Health plans from Anthem Blue Cross and Blue Shield, Aspirus Health Plan, HealthPartners and Security Health Plan list Elizabeth Ender 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.
Is Elizabeth Ender affiliated with any hospitals?
According to CMS data, Elizabeth Ender is affiliated with St Lukes Hospital and Lake View Memorial Hospital.
When was this NPI record last updated?
The NPPES record for Elizabeth Ender was last updated on September 21, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 47 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.
# Elizabeth C Ender, MD · NPI 1376065813
Allergy & Immunology physician in Duluth, Minnesota. Individual provider, active in the CMS NPPES registry since July 15, 2017.
## Identity
- **NPI:** 1376065813 (Entity type: Individual)
- **Enumerated:** July 15, 2017
- **Primary specialty:** Allergy & Immunology · taxonomy 207K00000X
- **State license:** 71240 (Minnesota)
- **Sole proprietor:** No
## Practice location
- **Address:** 920 E 1ST ST STE 201, Duluth, MN 55805-2215
- **Phone:** (218) 249-7920
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 5 organizations under Medicare reassignment (form CMS-855R): St. Luke's Hospital Of Duluth (NPI 1033653209, Duluth, MN); Mchs Hospitals Inc (NPI 1952890873, Ladysmith, WI); Mayo Clinic Health System-Southeast Minnesota Region (NPI 1114453883, Red Wing, MN); Marshfield Clinic Inc (NPI 1952347981, Marshfield, WI); Mayo Clinic (NPI 1114343860, Rochester, MN) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Minnesota Medical School, class of 2017
## Record status
- **NPPES last updated:** September 21, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1376065813) · Data from the CMS NPPES public registry.