MARGIT KRONBORG MIKKELSEN MD
NPI 1922567064
Pediatrics - Pediatric Hematology-Oncology in Memphis, TN
About Margit Kronborg Mikkelsen Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARGIT KRONBORG MIKKELSEN MD (NPI 1922567064) is an individual pediatric hematology-oncology provider in Memphis, Tennessee, licensed in Tennessee (66445) and active in the NPI registry since March 2019. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses 2
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Margit Kronborg Mikkelsen Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Margit Mikkelsen reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Memphis, TN 38105
- Reassigned Medicare billing, Tennessee enrollment
- Medicare enrollment name: St Jude Childrens Research Hospital Inc
- 367 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.
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.
MEMPHIS, TN 38105
MEMPHIS, TN 38105
MEMPHIS, TN 38105
MEMPHIS, TN 38105
MEMPHIS, TN 38105
MEMPHIS, TN 38105
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 Margit Mikkelsen's NPI number?
The NPI number for Margit Mikkelsen is 1922567064. It was assigned to this individual provider in the NPPES registry on March 18, 2019.
Where is Margit Mikkelsen located?
Margit Mikkelsen practices at 262 Danny Thomas Pl, Memphis, TN 38105. The listed phone number is (888) 226-4343.
What is Margit Mikkelsen's specialty?
The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Hematology-Oncology, with taxonomy code 2080P0207X.
Is Margit Mikkelsen enrolled in Medicare?
Yes. Margit Mikkelsen is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Margit Mikkelsen's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Margit Mikkelsen reassigns Medicare benefits to St Jude Children's Research Hospital, Inc. (Memphis, TN). 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 Margit Mikkelsen's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Margit Mikkelsen was last updated on August 12, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.
# Margit Kronborg Mikkelsen, MD · NPI 1922567064
Pediatric Hematology-Oncology physician in Memphis, Tennessee. Individual provider, active in the CMS NPPES registry since March 18, 2019.
## Identity
- **NPI:** 1922567064 (Entity type: Individual)
- **Enumerated:** March 18, 2019
- **Primary specialty:** Pediatrics - Pediatric Hematology-Oncology · taxonomy 2080P0207X
- **State license:** 66445 (Tennessee)
- **Sole proprietor:** No
## Practice location
- **Address:** 262 DANNY THOMAS PL, Memphis, TN 38105-3678
- **Phone:** (888) 226-4343
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** St Jude Children's Research Hospital, Inc. (NPI 1306335088, Memphis, TN), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** August 12, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1922567064) · Data from the CMS NPPES public registry.