MICHELLE ASUNCION-CASTOR DO
NPI 1952044075
Family Medicine in New Berlin, WI
About Michelle Asuncion-castor Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MICHELLE ASUNCION-CASTOR DO (NPI 1952044075) is an individual family medicine provider in New Berlin, Wisconsin, licensed in Wisconsin (81459-21) and active in the NPI registry since April 2022. She is enrolled in Medicare PECOS, is affiliated with Aurora St Lukes Medical Center, and is a graduate of Des Moines University Of Osteopathic Medicine And Health Sciences (2022).
NPPES Registry Identity
Specialties & Licenses
Other Names 1
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
Michelle Asuncion-castor Do 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 Reassignment
Medicare enrollment records show Michelle Asuncion-castor reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Milwaukee, WI 53209
- Reassigned Medicare billing, Wisconsin enrollment
- 1,615 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.
Aurora St Lukes Medical Center
Acute Care Hospitals · Milwaukee, WIWest Allis Memorial Hospital
Acute Care Hospitals · West Allis, WIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 53151 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
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 Michelle Asuncion-castor's NPI number?
The NPI number for Michelle Asuncion-castor is 1952044075. It was assigned to this individual provider in the NPPES registry on April 16, 2022. The provider is also known as Michelle Asuncion.
Where is Michelle Asuncion-castor located?
Michelle Asuncion-castor practices at 14555 W National Ave, New Berlin, WI 53151. The listed phone number is (262) 827-3636.
What is Michelle Asuncion-castor's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Michelle Asuncion-castor enrolled in Medicare?
Yes. Michelle Asuncion-castor 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 organization bills Medicare for Michelle Asuncion-castor's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Michelle Asuncion-castor reassigns Medicare benefits to Aurora Advanced Healthcare, Inc. (Milwaukee, 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 Michelle Asuncion-castor's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Michelle Asuncion-castor accept?
Health plans from Anthem Blue Cross and Blue Shield, Aspirus Health Plan, CareSource (Common Ground Healthcare), Network Health and Quartz and 1 other insurer list Michelle Asuncion-castor 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 Michelle Asuncion-castor affiliated with any hospitals?
According to CMS data, Michelle Asuncion-castor is affiliated with Aurora St Lukes Medical Center and West Allis Memorial Hospital.
When was this NPI record last updated?
The NPPES record for Michelle Asuncion-castor was last updated on October 21, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.
# Michelle Asuncion-Castor, DO · NPI 1952044075
Family Medicine physician in New Berlin, Wisconsin. Individual provider, active in the CMS NPPES registry since April 16, 2022.
## Identity
- **NPI:** 1952044075 (Entity type: Individual)
- **Enumerated:** April 16, 2022
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **State license:** 81459-21 (Wisconsin)
- **Sole proprietor:** No
## Practice location
- **Address:** 14555 W NATIONAL AVE, New Berlin, WI 53151-4494
- **Phone:** (262) 827-3636
## 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:** Aurora Advanced Healthcare, Inc. (NPI 1265629133, Milwaukee, WI), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Des Moines University Of Osteopathic Medicine And Health Sciences, class of 2022
## Record status
- **NPPES last updated:** October 21, 2025
- **Other identifiers:** Medicaid 100223217 (WI)
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Source: [NPI Profile](https://npiprofile.com/npi/1952044075) · Data from the CMS NPPES public registry.