KATIE MARIE SULLIVAN NP
NPI 1801533864
Nurse Practitioner in East Lansing, MI
About Katie Marie Sullivan Np NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
KATIE MARIE SULLIVAN NP (NPI 1801533864) is an individual nurse practitioner in East Lansing, Michigan, licensed in Michigan (4704327523) and active in the NPI registry since May 2022. She is enrolled in Medicare PECOS, is affiliated with Mclaren Greater Lansing, and maintains a secondary practice location in Lansing.
NPPES Registry Identity
Specialties & Licenses 2
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
Katie Marie Sullivan 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 Katie Sullivan reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
East Lansing, MI 48823
- Reassigned Medicare billing, Michigan enrollment
- 365 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.
Mclaren Greater Lansing
Acute Care Hospitals · Lansing, MIEdward W Sparrow Hospital
Acute Care Hospitals · Lansing, MISparrow Eaton Hospital
Critical Access Hospitals · Charlotte, MIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 48823 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.
EAST LANSING, MI 48823
EAST LANSING, MI 48823
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 Katie Sullivan's NPI number?
The NPI number for Katie Sullivan is 1801533864. It was assigned to this individual provider in the NPPES registry on May 19, 2022.
Where is Katie Sullivan located?
Katie Sullivan practices at 4650 S Hagadorn Rd Ste 100, East Lansing, MI 48823. The listed phone number is (517) 353-4830.
What is Katie Sullivan's specialty?
The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.
Is Katie Sullivan enrolled in Medicare?
Yes. Katie Sullivan 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 Katie Sullivan's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Katie Sullivan reassigns Medicare benefits to Msu Health Care Inc (East Lansing, 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 Katie Sullivan's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Katie Sullivan accept?
Health plans from Blue Care Network of Michigan, Blue Cross Blue Shield of Michigan Mutual Insurance Company and Priority Health list Katie Sullivan 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 Katie Sullivan affiliated with any hospitals?
According to CMS data, Katie Sullivan is affiliated with Mclaren Greater Lansing, Edward W Sparrow Hospital and Sparrow Eaton Hospital.
When was this NPI record last updated?
The NPPES record for Katie Sullivan was last updated on November 27, 2023. 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.