SEAN W SULLIVAN DO
NPI 1194762286
Physical Medicine & Rehabilitation in Watervliet, MI
About Sean W Sullivan Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
SEAN W SULLIVAN DO (NPI 1194762286) is an individual physical medicine & rehabilitation provider in Watervliet, Michigan, licensed in Michigan (5101014473) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS, is affiliated with Lakeland Hospital, St Joseph, and is a graduate of Michigan State University College Of Osteopathic Medicine (1998).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 3
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
Sean W Sullivan Do 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 Sean Sullivan reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Watervliet, MI 49098
- Reassigned Medicare billing, Michigan enrollment
- 107 clinicians in this Medicare group
Saint Joseph, MI 49085
- Reassigned Medicare billing, Michigan enrollment
- 249 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 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Lakeland Hospital, St Joseph
Acute Care Hospitals · St Joseph, MICorewell Health Watervliet Hospital
Acute Care Hospitals · Watervliet, MIMedicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Referred Medical Equipment & Supplies CMS DME claims 13
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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.
WATERVLIET, MI 49098
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 Sean Sullivan's NPI number?
The NPI number for Sean Sullivan is 1194762286. It was assigned to this individual provider in the NPPES registry on May 31, 2006.
Where is Sean Sullivan located?
Sean Sullivan practices at 400 Medical Park Dr, Watervliet, MI 49098. The listed phone number is (269) 463-3600.
What is Sean Sullivan's specialty?
The primary specialty registered for this NPI is Physical Medicine & Rehabilitation with taxonomy code 208100000X.
Is Sean Sullivan enrolled in Medicare?
Yes. Sean 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 organizations bill Medicare for Sean Sullivan's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Sean Sullivan reassigns Medicare benefits to 2 organizations: Lakeland Community Hospital Watervliet (Watervliet, MI) and Lakeland Hospitals At Niles And St Joseph, Inc (Saint Joseph, 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 Sean Sullivan's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Sean Sullivan accept?
Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian, Blue Care Network of Michigan and Blue Cross Blue Shield of Michigan Mutual Insurance Company and 1 other insurer list Sean 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 Sean Sullivan affiliated with any hospitals?
According to CMS data, Sean Sullivan is affiliated with Lakeland Hospital, St Joseph and Corewell Health Watervliet Hospital.
When was this NPI record last updated?
The NPPES record for Sean Sullivan was last updated on July 9, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.