ROWENA C PUNZALAN MD
NPI 1376646695
Pediatrics - Pediatric Hematology-Oncology in Milwaukee, WI
About Rowena C Punzalan Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ROWENA C PUNZALAN MD (NPI 1376646695) is an individual pediatric hematology-oncology provider in Milwaukee, Wisconsin, licensed in Wisconsin (36081) and active in the NPI registry since September 2006. She is enrolled in Medicare PECOS, is affiliated with Froedtert Memorial Lutheran Hospital, and is a graduate of Other (1991).
NPPES Registry Identity
Specialties & Licenses 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
Rowena C Punzalan 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
4Medicare enrollment records show Rowena Punzalan reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Milwaukee, WI 53233
- Reassigned Medicare billing, Wisconsin enrollment
- 11 clinicians in this Medicare group
Milwaukee, WI 53226
- Reassigned Medicare billing, Wisconsin enrollment
- 3,983 clinicians in this Medicare group
Milwaukee, WI 53226
- Reassigned Medicare billing, Wisconsin enrollment
- Medicare enrollment name: Childrens Specialty Group Inc
- 424 clinicians in this Medicare group
West Allis, WI 53227
- Reassigned Medicare billing, Wisconsin enrollment
- 59 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.
Areas of Expertise CMS Part B claims
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Froedtert Memorial Lutheran Hospital
Acute Care Hospitals · Milwaukee, WIMedicare 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 10
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
MILWAUKEE, WI 53233
MILWAUKEE, WI 53233
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 Rowena Punzalan's NPI number?
The NPI number for Rowena Punzalan is 1376646695. It was assigned to this individual provider in the NPPES registry on September 6, 2006.
Where is Rowena Punzalan located?
Rowena Punzalan practices at 638 N 18th St, Milwaukee, WI 53233. The listed phone number is (414) 937-6573.
What is Rowena Punzalan's specialty?
The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Hematology-Oncology, with taxonomy code 2080P0207X.
Is Rowena Punzalan enrolled in Medicare?
Yes. Rowena Punzalan 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 Rowena Punzalan's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Rowena Punzalan reassigns Medicare benefits to 4 organizations: Versiti Blood Health Inc. (Milwaukee, WI), The Medical College Of Wisconsin, Inc. (Milwaukee, WI), Children's Specialty Group, Inc. (Milwaukee, WI) and Great Lakes Pathologists Sc (West Allis, 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 Rowena Punzalan's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Rowena Punzalan accept?
Health plans from Anthem Blue Cross and Blue Shield, Aspirus Health Plan, CareSource (Common Ground Healthcare), HealthPartners and Network Health and 1 other insurer list Rowena Punzalan 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 Rowena Punzalan affiliated with any hospitals?
According to CMS data, Rowena Punzalan is affiliated with Froedtert Memorial Lutheran Hospital.
When was this NPI record last updated?
The NPPES record for Rowena Punzalan was last updated on June 9, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.
# Rowena C Punzalan, MD · NPI 1376646695
Pediatric Hematology-Oncology physician in Milwaukee, Wisconsin. Individual provider, active in the CMS NPPES registry since September 6, 2006.
## Identity
- **NPI:** 1376646695 (Entity type: Individual)
- **Enumerated:** September 6, 2006
- **Primary specialty:** Pediatrics - Pediatric Hematology-Oncology · taxonomy 2080P0207X
- **State license:** 36081 (Wisconsin)
- **Sole proprietor:** No
## Practice location
- **Address:** 638 N 18TH ST, Milwaukee, WI 53233-2121
- **Phone:** (414) 937-6573
## 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:** 4 organizations under Medicare reassignment (form CMS-855R): Versiti Blood Health Inc. (NPI 1881784056, Milwaukee, WI); The Medical College Of Wisconsin, Inc. (NPI 1699720086, Milwaukee, WI); Children's Specialty Group, Inc. (NPI 1942970405, Milwaukee, WI); Great Lakes Pathologists Sc (NPI 1689695934, West Allis, WI) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1991
## Record status
- **NPPES last updated:** June 9, 2025
- **Other identifiers:** Medicaid 32229900 (WI)
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Source: [NPI Profile](https://npiprofile.com/npi/1376646695) · Data from the CMS NPPES public registry.