DR. GREGORY LAMAR PRIMUS M.D.
NPI 1295937555
Orthopaedic Surgery - Sports Medicine in Tinley Park, IL
About Dr. Gregory Lamar Primus M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. GREGORY LAMAR PRIMUS M.D. (NPI 1295937555) is an individual sports medicine provider in Tinley Park, Illinois, licensed in Illinois (036 118611) and active in the NPI registry since May 2007. He is enrolled in Medicare PECOS, is affiliated with Advocate Trinity Hospital, and maintains 2 additional practice locations.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 2
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Dr. Gregory Lamar Primus 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.
Areas of Expertise CMS Part B claims 17
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 5
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Advocate Trinity Hospital
Acute Care Hospitals · Chicago, ILInsight Hospital And Medical Center Chicago
Acute Care Hospitals · Chicago, ILFranciscan Health Olympia & Chicago Heights
Acute Care Hospitals · Olympia Fields, ILIngalls Memorial Hospital
Acute Care Hospitals · Harvey, ILAdvocate Christ Hospital & Medical Center
Acute Care Hospitals · Oak Lawn, ILOther Providers at the Same Location NPPES 6
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Gregory Primus's NPI number?
The NPI number for Gregory Primus is 1295937555. It was assigned to this individual provider in the NPPES registry on May 31, 2007.
Where is Gregory Primus located?
Gregory Primus practices at 7543 183rd St, Tinley Park, IL 60477. The listed phone number is (708) 263-2000.
What is Gregory Primus's specialty?
The primary specialty registered for this NPI is Orthopaedic Surgery, specializing in Sports Medicine, with taxonomy code 207XX0005X.
Is Gregory Primus enrolled in Medicare?
Yes. Gregory Primus 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.
Is Gregory Primus affiliated with any hospitals?
According to CMS data, Gregory Primus is affiliated with Advocate Trinity Hospital, Insight Hospital And Medical Center Chicago, Franciscan Health Olympia & Chicago Heights, Ingalls Memorial Hospital and Advocate Christ Hospital & Medical Center.
When was this NPI record last updated?
The NPPES record for Gregory Primus was last updated on February 12, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 months 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.