Brett R. Grebing, MD
Orthopaedic Surgery Physician · Maryville, IL
Brett R. Grebing, MD is an orthopaedic surgery physician with a practice address in Maryville, Illinois, and NPI 1447252978, issued on Aug 15, 2005. Check the license on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Brett R. Grebing
- Credential
- MD
- Primary taxonomy
- Orthopaedic Surgery Physician 207X00000X
- License number
- 113320 MO
Self-reported in NPPES; status is on the state search - Practice location
- 6812 State Route 162, Maryville, IL 62062
- Phone
- (618) 288-9460
- Enumerated
- Aug 15, 2005
- Record last updated
- Jan 16, 2013 (not updated in 13 years: call before relying on the address or phone)
- Fax
- (618) 288-9461
- Medicare enrollment
- Enrolled (PECOS I20040219000197); accepts Medicare assignment
- Medical or professional school
- George Washington University School Of Medicine, 1997
- Entity
- Type 1 · individual
Also registered at 6812 State Route 162
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Michael Barajas, PAPhysician Assistant1114454733
- Jason Barnett, MDFamily Medicine Physician1295728988
- Kathryn Followell, MDFamily Medicine Physician1396831780
- Kevin Garner, M.D.Internal Medicine Physician1922159037
- Rodney Greeling, DOInternal Medicine Physician1700960572
- Alyssa MartzFamily Nurse Practitioner1043757867
Verify Brett R. Grebing in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIllinois Department of Financial and Professional RegulationCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
66% fewer Medicare Part D claims than the average orthopaedic surgery physician in 2024
119 Medicare Part D claims for 62 beneficiaries, against an average of 346 among the 16,516 providers of this specialty who prescribed in Part D. 65 claims were for opioids.
Most prescribed
- Hydrocodone-Acetaminophen44 claims
- Duloxetine Hcl12 claims
- Tramadol Hcl12 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
The practice group's MIPS final score for 2023 (Medicare payment program): 74.4 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $2,439.36
14 payments; by number, the most common kind was food and beverage; the largest payer was Elite Orthopedics, Llc. The 15,003 providers of this specialty with any payment received $23,022.89 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Anderson Medical Group LLCMaryville, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Orthopaedic Surgery Physician providers in Illinois
There are 995 orthopaedic surgery physician records in Illinois.
Other orthopaedic surgery physician records in Illinois
- Walaa AbdelfadeelChicago, IL1669053062
- Jeffrey AckermanChicago, IL1861621351
- Jeffrey Ackman, M.D.Chicago, IL1417063389
- Alexander Acuna, MDChicago, IL1508501487
- Henry Acuna, M.D.Oak Brook, IL1063520930
- Ayobami AdeagboMaywood, IL1508542010
- Jeremy Adler, MDCrystal Lake, IL1699269183
- Farhan AhmadChicago, IL1992440887
- Heba Ahmad, MDChicago, IL1891360020
- Mohammed Ahmed, M.D.Lombard, IL1053623868
Common questions
What is Brett R. Grebing, MD's NPI number?
Brett R. Grebing, MD's National Provider Identifier (NPI) is 1447252978, issued on Aug 15, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Brett R. Grebing, MD located?
The NPPES record lists a practice address at 6812 State Route 162, Maryville, IL, 62062. Phone: (618) 288-9460. Providers update this record themselves, so call before visiting.
How can I verify Brett R. Grebing, MD's license?
Search the Illinois Department of Financial and Professional Regulation at https://idfpr.illinois.gov/checklicense.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Brett R. Grebing, MD prescribe under Medicare Part D?
In 2024, Brett R. Grebing, MD had 119 Medicare Part D claims for 62 beneficiaries; the average among orthopaedic surgery physician prescribers was 346. Part D covers Medicare prescriptions only.
What is Brett R. Grebing, MD's MIPS final score?
The 2023 MIPS final score is 74.4 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.