RYAN K ELLISON CRNA
NPI 1962507871
Nurse Anesthetist, Certified Registered in Ann Arbor, MI
About Ryan K Ellison Crna NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
RYAN K ELLISON CRNA (NPI 1962507871) is an individual nurse anesthetist, certified registered in Ann Arbor, Michigan, licensed in Michigan (4704215601) and active in the NPI registry since September 2006. He is affiliated with University Of Michigan Health System and is a graduate of Other (2003).
NPPES Registry Identity
Specialties & Licenses
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
Ryan K Ellison 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
5Medicare enrollment records show Ryan Ellison reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Ann Arbor, MI 48109
- Reassigned Medicare billing, Michigan enrollment
- 277 clinicians in this Medicare group
Toledo, OH 43604
- Reassigned Medicare billing, Ohio enrollment
- 1,072 clinicians in this Medicare group
Durand, MI 48429
- Reassigned Medicare billing, Michigan enrollment
- 328 clinicians in this Medicare group
Southfield, MI 48075
- Reassigned Medicare billing, Michigan enrollment
- 209 clinicians in this Medicare group
Irving, TX 75038
- Reassigned Medicare billing, Michigan enrollment
- 369 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 5
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 3
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, MIMemorial Healthcare
Acute Care Hospitals · Owosso, MIPromedica Toledo Hospital
Acute Care Hospitals · Toledo, OHPhysician 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 Ryan Ellison's NPI number?
The NPI number for Ryan Ellison is 1962507871. It was assigned to this individual provider in the NPPES registry on September 14, 2006.
Where is Ryan Ellison located?
Ryan Ellison practices at 1500 E Medical Center Drive 1h247 University Hospital, Ann Arbor, MI 48109. The listed phone number is (734) 936-4280.
What is Ryan Ellison's specialty?
The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.
Is Ryan Ellison enrolled in Medicare?
Yes. Ryan Ellison 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 Ryan Ellison's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ryan Ellison reassigns Medicare benefits to 5 organizations: Regents Of The University Of Michigan (Ann Arbor, MI), Promedica Central Physicians (Toledo, OH), Memorial Hospital (Durand, MI), Psj Anesthesia PC (Southfield, MI) and Northstar Anesthesia Of Michigan PLLC (Irving, 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 Ryan Ellison's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Ryan Ellison accept?
Health plans from Blue Care Network of Michigan, Blue Cross Blue Shield of Michigan Mutual Insurance Company, CareSource and Priority Health list Ryan Ellison 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 Ryan Ellison affiliated with any hospitals?
According to CMS data, Ryan Ellison is affiliated with University Of Michigan Health System, Memorial Healthcare and Promedica Toledo Hospital.
When was this NPI record last updated?
The NPPES record for Ryan Ellison was last updated on July 21, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.
# Ryan K Ellison, CRNA · NPI 1962507871
Nurse Anesthetist, Certified Registered physician in Ann Arbor, Michigan. Individual provider, active in the CMS NPPES registry since September 14, 2006.
## Identity
- **NPI:** 1962507871 (Entity type: Individual)
- **Enumerated:** September 14, 2006
- **Primary specialty:** Nurse Anesthetist, Certified Registered · taxonomy 367500000X
- **State license:** 4704215601 (Michigan)
- **Sole proprietor:** No
## Practice location
- **Address:** 1500 E MEDICAL CENTER DRIVE, 1H247 UNIVERSITY HOSPITAL, Ann Arbor, MI 48109-5048
- **Phone:** (734) 936-4280
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Bills Medicare through:** 5 organizations under Medicare reassignment (form CMS-855R): Regents Of The University Of Michigan (NPI 1528010428, Ann Arbor, MI); Promedica Central Physicians (NPI 1043270150, Toledo, OH); Memorial Hospital (NPI 1609073709, Durand, MI); Psj Anesthesia PC (NPI 1275905796, Southfield, MI); Northstar Anesthesia Of Michigan PLLC (NPI 1871986372, Irving, TX) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2003
## Record status
- **NPPES last updated:** July 21, 2022
- **Other identifiers:** Medicaid 4596713 (MI)
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Source: [NPI Profile](https://npiprofile.com/npi/1962507871) · Data from the CMS NPPES public registry.