RACHEL ANN PHELAN MD, MPH
NPI 1871817734
Pediatrics - Pediatric Hematology-Oncology in Milwaukee, WI
About Rachel Ann Phelan Md, Mph NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
RACHEL ANN PHELAN MD, MPH (NPI 1871817734) is an individual pediatric hematology-oncology provider in Milwaukee, Wisconsin, licensed in Wisconsin (65872) and active in the NPI registry since March 2010. She is enrolled in Medicare PECOS, maintains 2 additional practice locations, and is a graduate of Northwestern University Feinberg Medical School (2010).
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Locations 2
Other Identifiers 1
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
Rachel Ann Phelan Md, Mph 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
3Medicare enrollment records show Rachel Phelan reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Milwaukee, WI 53226
- Reassigned Medicare billing, Wisconsin enrollment
- Medicare enrollment name: Childrens Specialty Group Inc
- 424 clinicians in this Medicare group
Milwaukee, WI 53226
- Reassigned Medicare billing, Wisconsin enrollment
- 3,983 clinicians in this Medicare group
Middleton, WI 53562
- Reassigned Medicare billing, Wisconsin enrollment
- 2,832 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.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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.
MILWAUKEE, WI 53226
MILWAUKEE, WI 53226
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 Rachel Phelan's NPI number?
The NPI number for Rachel Phelan is 1871817734. It was assigned to this individual provider in the NPPES registry on March 22, 2010.
Where is Rachel Phelan located?
Rachel Phelan practices at 9000 W Wisconsin Ave Pediatric Hematology And Oncology, Milwaukee, WI 53226. The listed phone number is (414) 955-4170.
What is Rachel Phelan's specialty?
The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Hematology-Oncology, with taxonomy code 2080P0207X.
Is Rachel Phelan enrolled in Medicare?
Yes. Rachel Phelan 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 Rachel Phelan's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Rachel Phelan reassigns Medicare benefits to 3 organizations: Children's Specialty Group, Inc. (Milwaukee, WI), The Medical College Of Wisconsin, Inc. (Milwaukee, WI) and University Of Wisconsin Medical Foundation, Inc (Middleton, WI). 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 Rachel Phelan's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Rachel Phelan accept?
Health plans from Anthem Blue Cross and Blue Shield, Aspirus Health Plan, CareSource (Common Ground Healthcare), Group Health Cooperative-SCW and UnitedHealthcare list Rachel Phelan 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 Rachel Phelan was last updated on January 14, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 21 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.
# Rachel Ann Phelan, MD, MPH · NPI 1871817734
Pediatric Hematology-Oncology physician in Milwaukee, Wisconsin. Individual provider, active in the CMS NPPES registry since March 22, 2010.
## Identity
- **NPI:** 1871817734 (Entity type: Individual)
- **Enumerated:** March 22, 2010
- **Primary specialty:** Pediatrics - Pediatric Hematology-Oncology · taxonomy 2080P0207X
- **State license:** 65872 (Wisconsin)
- **Sole proprietor:** No
## Practice location
- **Address:** 9000 W WISCONSIN AVE, PEDIATRIC HEMATOLOGY AND ONCOLOGY, Milwaukee, WI 53226-4874
- **Phone:** (414) 955-4170 · **Fax:** (414) 955-6543
## 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:** 3 organizations under Medicare reassignment (form CMS-855R): Children's Specialty Group, Inc. (NPI 1942970405, Milwaukee, WI); The Medical College Of Wisconsin, Inc. (NPI 1699720086, Milwaukee, WI); University Of Wisconsin Medical Foundation, Inc (NPI 1598784555, Middleton, WI) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Northwestern University Feinberg Medical School, class of 2010
## Record status
- **NPPES last updated:** January 14, 2025
- **Other identifiers:** Medicaid 1871817734 (WI)
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Source: [NPI Profile](https://npiprofile.com/npi/1871817734) · Data from the CMS NPPES public registry.