DR. GREGORY LAMAR PRIMUS M.D.
NPI 1295937555
Orthopaedic Surgery - Sports Medicine in Tinley Park, IL

Active since May 31, 2007PECOS EnrolledAccepts Medicare Assignment
7543 183RD ST, TINLEY PARK, IL 60477(708) 263-2000(708) 263-2023 Get Directions Write a Review

NPPES record last updated: February 12, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Sep 15, 2020, Jul 15, 2020, Dec 20, 2019 and 1 more (4 updates tracked since 2017).

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

NPI1295937555
Entity TypeIndividualMale
Primary Taxonomy207XX0005X
Provider Legal NameDR. GREGORY LAMAR PRIMUSCredential: M.D.
Location Address7543 183RD STTinley Park, IL 60477-6208
Mailing Address7543 183rd StTinley Park, IL 60477-6208 · (708) 263-2000 · Fax (708) 263-2023
Fax(708) 263-2023
Sole ProprietorYes
Medical School CMSUniversity Of Chicago, Pritzker School Of MedicineGraduated 2001
Enumeration DateMay 31, 2007
Last NPPES UpdateFebruary 12, 20264 updates tracked since enumeration
NPPES CertifiedSeptember 15, 2020
NPI 1295937555 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyOrthopaedic Surgery · Sports MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207XX0005X
License Licensed in IL · 036 118611
Definition
An orthopaedic surgeon trained in sports medicine provides appropriate care for all structures of the musculoskeletal system directly affected by participation in sporting activity. This specialist is proficient in areas including conditioning, training and fitness, athletic performance and the impact of dietary supplements, pharmaceuticals, and nutrition on performance and health, coordination of care within the team setting utilizing other health care professionals, field evaluation and management, soft tissue biomechanics and injury healing and repair. Knowledge and understanding of the principles and techniques of rehabilitation, athletic equipment and orthotic devices enables the specialist to prevent and manage athletic injuries.
7543 183RD ST, Tinley Park, IL 60477

Secondary Practice Locations 2

Location 11301 E 47th StChicago, IL 60653-4507 · Phone (708) 263-2000 · Fax (708) 263-2023
Location 218660 Graphics Drive, Suite 100Tinley Park, IL 60477-6257 · Phone (708) 263-2000 · Fax (708) 263-2023

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.

PECOS PAC ID6406937101
PECOS Enrollment IDI20080119000088
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

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.

Therapy procedure to re-educate brain-to-nerve-to-muscle function, each 15 minutes 97112
This therapy helps retrain your brain, nerves, and muscles to work together. Through targeted exercises, your body learns to regain lost functions or improve current abilities. Each session lasts 15 minutes.
1,399 services49 patients
Hyaluronan or derivative, synvisc or synvisc-one, for intra-articular injection, 1 mg J7325
Synvisc or Synvisc-One is a treatment involving an injection of a substance called hyaluronan into your joints. This substance, naturally found in the body, helps lubricate and cushion your joints, reducing pain and improving mobility. It's often used for arthritis patients.
1,392 services17 patients
Therapy procedure using exercise to develop strength, endurance, range of motion, and flexibility, each 15 minutes 97110
This therapy involves exercises to boost strength, endurance, flexibility, and range of motion. Each session lasts 15 minutes. The goal is to improve physical function and overall health. It's a safe, beneficial method for enhancing well-being and fitness.
1,254 services55 patients
Therapy procedure using functional activities 97530
A therapy procedure using functional activities encourages you to use your own body movements in day-to-day tasks to aid recovery. It aims to improve your mobility, strength, and overall health by incorporating therapeutic exercises into your routine.
528 services26 patients
Injection, triamcinolone acetonide, not otherwise specified, 10 mg J3301
Triamcinolone acetonide is a medication used to reduce inflammation in the body. It's given as a 10 mg injection for conditions like allergies, arthritis, or skin problems. The injection helps to decrease swelling, redness, and itching.
322 services46 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
242 services102 patients

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, IL
2/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number140048
Location2320 E 93rd StChicago, IL 60617 · Cook County
Emergency services Birthing friendly

Insight Hospital And Medical Center Chicago

Acute Care Hospitals · Chicago, IL
1/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140158
Location2525 S Michigan AveChicago, IL 60616 · Cook County
Emergency services

Franciscan Health Olympia & Chicago Heights

Acute Care Hospitals · Olympia Fields, IL
2/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number140172
Location20201 S Crawford AvenueOlympia Fields, IL 60461 · Cook County
Emergency services Birthing friendly

Ingalls Memorial Hospital

Acute Care Hospitals · Harvey, IL
2/5 CMS rating
OwnershipPhysician
CMS Certification Number140191
Location1 Ingalls DriveHarvey, IL 60426 · Cook County
Emergency services Birthing friendly

Advocate Christ Hospital & Medical Center

Acute Care Hospitals · Oak Lawn, IL
2/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number140208
Location4440 W 95th StreetOak Lawn, IL 60453 · Cook County
Emergency services Birthing friendly

Other Providers at the Same Location NPPES 6

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Physical Therapy Assistant
7543 183RD ST
TINLEY PARK, IL 60477
Family Medicine (Sports Medicine)
7543 183RD ST
TINLEY PARK, IL 60477
Durable Medical Equipment & Medical Supplies
7543 183RD ST
TINLEY PARK, IL 60477
Physical Therapist
7543 183RD ST
TINLEY PARK, IL 60477
Orthopaedic Surgery (Sports Medicine)
7543 183RD ST
TINLEY PARK, IL 60477
Orthopaedic Surgery (Hand Surgery)
7543 183RD ST
TINLEY PARK, IL 60477

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.