MARGARET ANN MIASEK RN, MSN, PNP-AC
NPI 1619642998
Nurse Practitioner - Pediatrics in Ann Arbor, MI
About Margaret Ann Miasek Rn, Msn, Pnp-ac NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARGARET ANN MIASEK RN, MSN, PNP-AC (NPI 1619642998) is an individual pediatrics provider in Ann Arbor, Michigan, licensed in Michigan (4704313890) and active in the NPI registry since August 2021. She is enrolled in Medicare PECOS, maintains a secondary practice location in Memphis, and is a graduate of Other (2020).
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 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 (PECOS)
Margaret Ann Miasek Rn, Msn, Pnp-ac is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Margaret Miasek reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Ann Arbor, MI 48109
- Reassigned Medicare billing, Michigan enrollment
- 507 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 48109 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.
ANN ARBOR, MI 48109
ANN ARBOR, MI 48109
ANN ARBOR, MI 48109
ANN ARBOR, MI 48109
ANN ARBOR, MI 48109
ANN ARBOR, MI 48109
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 Margaret Miasek's NPI number?
The NPI number for Margaret Miasek is 1619642998. It was assigned to this individual provider in the NPPES registry on August 10, 2021.
Where is Margaret Miasek located?
Margaret Miasek practices at 1500 E Medical Center Dr, Ann Arbor, MI 48109. The listed phone number is (734) 936-4000.
What is Margaret Miasek's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Pediatrics, with taxonomy code 363LP0200X.
Is Margaret Miasek enrolled in Medicare?
Yes. Margaret Miasek is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Margaret Miasek's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Margaret Miasek reassigns Medicare benefits to Regents Of The University Of Michigan (Ann Arbor, MI). 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 Margaret Miasek's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Margaret Miasek accept?
Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian, Blue Care Network of Michigan and Blue Cross Blue Shield of Michigan Mutual Insurance Company list Margaret Miasek 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 Margaret Miasek was last updated on July 22, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Margaret Ann Miasek, RN, MSN, PNP-AC · NPI 1619642998
Pediatrics physician in Ann Arbor, Michigan. Individual provider, active in the CMS NPPES registry since August 10, 2021.
## Identity
- **NPI:** 1619642998 (Entity type: Individual)
- **Enumerated:** August 10, 2021
- **Primary specialty:** Nurse Practitioner - Pediatrics · taxonomy 363LP0200X
- **State license:** 4704313890 (Michigan)
- **Sole proprietor:** No
## Practice location
- **Address:** 1500 E MEDICAL CENTER DR, Ann Arbor, MI 48109-5000
- **Phone:** (734) 936-4000
## 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:** Regents Of The University Of Michigan (NPI 1447275102, Ann Arbor, MI), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2020
## Record status
- **NPPES last updated:** July 22, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1619642998) · Data from the CMS NPPES public registry.