TERESA NICOLE ZAWACKI NP
NPI 1699327460
Nurse Practitioner in Ann Arbor, MI
About Teresa Nicole Zawacki Np NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
TERESA NICOLE ZAWACKI NP (NPI 1699327460) is an individual nurse practitioner in Ann Arbor, Michigan, licensed in Michigan (4704253300) and active in the NPI registry since July 2019. She is enrolled in Medicare PECOS, is affiliated with University Of Michigan Health System, and maintains a secondary practice location in South Lyon.
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 and accepts Medicare assignment
Teresa Nicole Zawacki Np 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 Teresa Zawacki 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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
University Of Michigan Health System
Acute Care Hospitals · Ann Arbor, MIPhysician 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 Teresa Zawacki's NPI number?
The NPI number for Teresa Zawacki is 1699327460. It was assigned to this individual provider in the NPPES registry on July 11, 2019.
Where is Teresa Zawacki located?
Teresa Zawacki practices at 1500 E Medical Center Dr, Ann Arbor, MI 48109. The listed phone number is (734) 936-4000.
What is Teresa Zawacki's specialty?
The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.
Is Teresa Zawacki enrolled in Medicare?
Yes. Teresa Zawacki 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 Teresa Zawacki's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Teresa Zawacki 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 Teresa Zawacki's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Teresa Zawacki accept?
Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian and Priority Health list Teresa Zawacki 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 Teresa Zawacki affiliated with any hospitals?
According to CMS data, Teresa Zawacki is affiliated with University Of Michigan Health System.
When was this NPI record last updated?
The NPPES record for Teresa Zawacki was last updated on August 30, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 years 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.
# Teresa Nicole Zawacki, NP · NPI 1699327460
Nurse Practitioner physician in Ann Arbor, Michigan. Individual provider, active in the CMS NPPES registry since July 11, 2019.
## Identity
- **NPI:** 1699327460 (Entity type: Individual)
- **Enumerated:** July 11, 2019
- **Primary specialty:** Nurse Practitioner · taxonomy 363L00000X
- **State license:** 4704253300 (Michigan)
- **Sole proprietor:** No
## Practice location
- **Address:** 1500 E MEDICAL CENTER DR, Ann Arbor, MI 48109-5000
- **Phone:** (734) 936-4000
## 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:** 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 2019
## Record status
- **NPPES last updated:** August 30, 2019
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Source: [NPI Profile](https://npiprofile.com/npi/1699327460) · Data from the CMS NPPES public registry.