MRS. STEPHANIE MARISSA ZILLICH CRNA
NPI 1609838978
Nurse Anesthetist, Certified Registered in Ypsilanti, MI
About Mrs. Stephanie Marissa Zillich Crna NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MRS. STEPHANIE MARISSA ZILLICH CRNA (NPI 1609838978) is an individual nurse anesthetist, certified registered in Ypsilanti, Michigan, licensed in Michigan (4704217720) and active in the NPI registry since April 2006. She is affiliated with Trinity Health Ann Arbor Hospital and is a graduate of Other (2003).
NPPES Registry Identity
Specialties & Licenses
Other Names 1
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. Stephanie Marissa Zillich Crna 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 Stephanie Zillich reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Ypsilanti, MI 48197
- Reassigned Medicare billing, Michigan enrollment
- 151 clinicians in this Medicare group
Chelsea, MI 48118
- Reassigned Medicare billing, Michigan enrollment
- 62 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.
Trinity Health Ann Arbor Hospital
Acute Care Hospitals · Ann Arbor, MIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 48197 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.
YPSILANTI, MI 48197
YPSILANTI, MI 48197
YPSILANTI, MI 48197
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 Stephanie Zillich's NPI number?
The NPI number for Stephanie Zillich is 1609838978. It was assigned to this individual provider in the NPPES registry on April 3, 2006. The provider is also known as Miss Stephanie Marissa Zillich Crna.
Where is Stephanie Zillich located?
Stephanie Zillich practices at 5301 E Huron River Dr, Ypsilanti, MI 48197. The listed phone number is (734) 712-3840.
What is Stephanie Zillich's specialty?
The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.
Is Stephanie Zillich enrolled in Medicare?
Yes. Stephanie Zillich 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 Stephanie Zillich's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Stephanie Zillich reassigns Medicare benefits to 2 organizations: Sjmhs Anesthesia Services (Ypsilanti, MI) and Chelsea Community Hospital (Chelsea, MI). 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 Stephanie Zillich's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Stephanie Zillich affiliated with any hospitals?
According to CMS data, Stephanie Zillich is affiliated with Trinity Health Ann Arbor Hospital.
When was this NPI record last updated?
The NPPES record for Stephanie Zillich was last updated on July 13, 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.
# Mrs. Stephanie Marissa Zillich, CRNA · NPI 1609838978
Nurse Anesthetist, Certified Registered physician in Ypsilanti, Michigan. Individual provider, active in the CMS NPPES registry since April 3, 2006.
## Identity
- **NPI:** 1609838978 (Entity type: Individual)
- **Enumerated:** April 3, 2006
- **Primary specialty:** Nurse Anesthetist, Certified Registered · taxonomy 367500000X
- **State license:** 4704217720 (Michigan)
- **Sole proprietor:** No
## Practice location
- **Address:** 5301 E HURON RIVER DR, Ypsilanti, MI 48197-1051
- **Phone:** (734) 712-3840
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Sjmhs Anesthesia Services (NPI 1508201617, Ypsilanti, MI); Chelsea Community Hospital (NPI 1568542967, Chelsea, MI) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2003
## Record status
- **NPPES last updated:** July 13, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1609838978) · Data from the CMS NPPES public registry.