DR. MICHAEL J. SULLIVAN III M.D.
NPI 1144282096
Specialist in Lincoln, NE
About Dr. Michael J. Sullivan Iii M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. MICHAEL J. SULLIVAN III M.D. (NPI 1144282096) is an individual specialist in Lincoln, Nebraska, licensed in Nebraska (17866) and active in the NPI registry since April 2006. He is enrolled in Medicare PECOS, is affiliated with York General Hospital, and is a graduate of Creighton University School Of Medicine (1980).
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
Dr. Michael J. Sullivan Iii M.d. 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 Michael Sullivan reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Lincoln, NE 68505
- Reassigned Medicare billing, Nebraska enrollment
- Medicare enrollment name: Allergy Asthma & Immunology Associates PC
- 13 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 13
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
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
York General Hospital
Critical Access Hospitals · York, NEReferred Medical Equipment & Supplies CMS DME claims
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.
LINCOLN, NE 68505
LINCOLN, NE 68505
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 Michael Sullivan's NPI number?
The NPI number for Michael Sullivan is 1144282096. It was assigned to this individual provider in the NPPES registry on April 5, 2006.
Where is Michael Sullivan located?
Michael Sullivan practices at 600 N Cotner Blvd Suite 208, Lincoln, NE 68505. The listed phone number is (402) 464-5969.
What is Michael Sullivan's specialty?
The primary specialty registered for this NPI is Specialist with taxonomy code 174400000X.
Is Michael Sullivan enrolled in Medicare?
Yes. Michael 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 Michael Sullivan's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Michael Sullivan reassigns Medicare benefits to Allergy, Asthma & Immunology Associates, P.C. (Lincoln, NE). 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 Michael Sullivan's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Michael Sullivan accept?
Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from Sunflower Health Plan, Blue Cross and Blue Shield of Nebraska and Oscar Insurance Company and 2 other insurers list Michael 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 Michael Sullivan affiliated with any hospitals?
According to CMS data, Michael Sullivan is affiliated with York General Hospital.
When was this NPI record last updated?
The NPPES record for Michael Sullivan was last updated on November 7, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.