MRS. ASHLEY RUTH ZIMMERMAN MSN, AGPCNP-BC
NPI 1700412582
Nurse Practitioner - Primary Care in Ann Arbor, MI
About Mrs. Ashley Ruth Zimmerman Msn, Agpcnp-bc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MRS. ASHLEY RUTH ZIMMERMAN MSN, AGPCNP-BC (NPI 1700412582) is an individual primary care provider in Ann Arbor, Michigan, licensed in Michigan (4704321491) and active in the NPI registry since March 2020. She is enrolled in Medicare PECOS, is affiliated with Corewell Health Wayne Hospital, and maintains a secondary practice location in Ypsilanti.
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
Mrs. Ashley Ruth Zimmerman Msn, Agpcnp-bc 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
2Medicare enrollment records show Ashley Zimmerman reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Southfield, MI 48076
- Reassigned Medicare billing, Michigan enrollment
- 279 clinicians in this Medicare group
Dallas, TX 75244
- Reassigned Medicare billing, Michigan enrollment
- 666 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 3
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 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Corewell Health Wayne Hospital
Acute Care Hospitals · Wayne, MITrinity Health Ann Arbor Hospital
Acute Care Hospitals · Ann Arbor, MIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 48108 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 7
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
ANN ARBOR, MI 48108
ANN ARBOR, MI 48108
ANN ARBOR, MI 48108
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 Ashley Zimmerman's NPI number?
The NPI number for Ashley Zimmerman is 1700412582. It was assigned to this individual provider in the NPPES registry on March 12, 2020.
Where is Ashley Zimmerman located?
Ashley Zimmerman practices at 1194 Oak Valley Dr Ste 80B, Ann Arbor, MI 48108. The listed phone number is (734) 975-5000.
What is Ashley Zimmerman's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Primary Care, with taxonomy code 363LP2300X.
Is Ashley Zimmerman enrolled in Medicare?
Yes. Ashley Zimmerman 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 Ashley Zimmerman's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ashley Zimmerman reassigns Medicare benefits to 2 organizations: Vpa PC (Southfield, MI) and Signify Health Medical Associates, PLLC (Dallas, TX). 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 Ashley Zimmerman's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Ashley Zimmerman accept?
Health plans from Blue Cross Blue Shield of Michigan Mutual Insurance Company list Ashley Zimmerman 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 Ashley Zimmerman affiliated with any hospitals?
According to CMS data, Ashley Zimmerman is affiliated with Corewell Health Wayne Hospital and Trinity Health Ann Arbor Hospital.
When was this NPI record last updated?
The NPPES record for Ashley Zimmerman was last updated on August 29, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.
# Mrs. Ashley Ruth Zimmerman, MSN, AGPCNP-BC · NPI 1700412582
Primary Care physician in Ann Arbor, Michigan. Individual provider, active in the CMS NPPES registry since March 12, 2020.
## Identity
- **NPI:** 1700412582 (Entity type: Individual)
- **Enumerated:** March 12, 2020
- **Primary specialty:** Nurse Practitioner - Primary Care · taxonomy 363LP2300X
- **State license:** 4704321491 (Michigan)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 1194 OAK VALLEY DR STE 80B, Ann Arbor, MI 48108-8942
- **Phone:** (734) 975-5000 · **Fax:** (734) 975-0376
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Vpa PC (NPI 1245859446, Southfield, MI); Signify Health Medical Associates, PLLC (NPI 1750845863, Dallas, TX) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2019
## Record status
- **NPPES last updated:** August 29, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1700412582) · Data from the CMS NPPES public registry.