CHRISTINE MARIE OLREE R.N.
NPI 1396756326
Clinical Nurse Specialist - Oncology in Grand Rapids, MI
About Christine Marie Olree R.n. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CHRISTINE MARIE OLREE R.N. (NPI 1396756326) is an individual oncology provider in Grand Rapids, Michigan, licensed in Michigan (1673836) and active in the NPI registry since August 2006. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
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)
Christine Marie Olree R.n. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Christine Olree reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Grand Rapids, MI 49503
- Reassigned Medicare billing, Michigan enrollment
- 737 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 49301 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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 Christine Olree's NPI number?
The NPI number for Christine Olree is 1396756326. It was assigned to this individual provider in the NPPES registry on August 11, 2006.
Where is Christine Olree located?
Christine Olree practices at 200 Jefferson Saint Marys Healthcare, Grand Rapids, MI 49301. The listed phone number is (616) 685-6631.
What is Christine Olree's specialty?
The primary specialty registered for this NPI is Clinical Nurse Specialist, specializing in Oncology, with taxonomy code 364SX0200X.
Is Christine Olree enrolled in Medicare?
Yes. Christine Olree is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Christine Olree's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Christine Olree reassigns Medicare benefits to Advantage Health Saint Mary's Medical Group (Grand Rapids, 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 Christine Olree's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Christine Olree accept?
Health plans from Blue Care Network of Michigan, Blue Cross Blue Shield of Michigan Mutual Insurance Company and Priority Health list Christine Olree 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 Christine Olree was last updated on July 16, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.
# Christine Marie Olree, R.N. · NPI 1396756326
Oncology physician in Grand Rapids, Michigan. Individual provider, active in the CMS NPPES registry since August 11, 2006.
## Identity
- **NPI:** 1396756326 (Entity type: Individual)
- **Enumerated:** August 11, 2006
- **Primary specialty:** Clinical Nurse Specialist - Oncology · taxonomy 364SX0200X
- **State license:** 1673836 (Michigan)
- **Sole proprietor:** No
## Practice location
- **Address:** 200 JEFFERSON, SAINT MARYS HEALTHCARE, Grand Rapids, MI 49301
- **Phone:** (616) 685-6631
## 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:** Advantage Health Saint Mary's Medical Group (NPI 1952340911, Grand Rapids, MI), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** July 16, 2015
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Source: [NPI Profile](https://npiprofile.com/npi/1396756326) · Data from the CMS NPPES public registry.