Corey Ephrussi, DO
Rheumatology Physician · Greenville, SC
Corey Ephrussi, DO is a rheumatology physician with a practice address in Greenville, South Carolina, and NPI 1487883443, issued on Jul 10, 2009. Check the license (South Carolina 52033, as entered in NPPES) on the South Carolina Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Corey Ephrussi
- Credential
- DO
- Primary taxonomy
- Rheumatology Physician 207RR0500X
- License numbers
- 52033 SC
OT013009 PA
Self-reported in NPPES; status is on the state search - Practice location
- 50 International Dr Ste 325, Greenville, SC 29615
- Phone
- (864) 235-8396
- Enumerated
- Jul 10, 2009
- Record last updated
- Aug 5, 2026
- Medicare enrollment
- Enrolled (PECOS I20180828002392); accepts Medicare assignment
- Medical or professional school
- University Of New England, College Of Osteo Medicine, 2009
- Entity
- Type 1 · individual
8 nearest rheumatology physician records → All 128 in South Carolina → Look up another NPI →
Also registered at 50 International Dr Ste 325
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Long Huynh-Duc, D.O.Rheumatology Physician1447572169
- Suhail Kumar, MDRheumatology Physician1114104999
- Jocelyn Thompson, PAPhysician Assistant1235853987
Verify Corey Ephrussi in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersSouth Carolina Board of Medical Examiners
Search for license 52033Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
43% more Medicare Part D claims than the average rheumatology physician in 2024
2,827 Medicare Part D claims for 475 beneficiaries, against an average of 1,978 among the 6,301 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 458 claims were for opioids.
Most prescribed
- Prednisone704 claims
- Methotrexate330 claims
- Tramadol Hcl222 claims
- Hydrocodone-Acetaminophen150 claims
- Enbrel Sureclick116 claims
- Celecoxib111 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.
Industry payments in 2024: $9,809.59
219 payments; by number, the most common kind was food and beverage; the largest payer was Amgen Inc. The 4,486 providers of this specialty with any payment received $8,538.33 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
- Piedmont Arthritis Clinic PAGreenville, SC
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Corey Ephrussi among 128 rheumatology physician records in South Carolina
Corey Ephrussi, DO is one of 128 rheumatology physician records with a practice address in South Carolina. 88% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 59% of them.
- NPI issued2009 · 59% of these records are older, 38% newer
- In a Medicare fileYes · 88% of these records are
- In the CMS Doctors and Clinicians fileYes · 71% of these records are
- Graduated2009 · median 2008 among the 90 with a school on file
- Record last updated2026 · 48% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RR0500X and a South Carolina practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Rheumatology Physician providers in South Carolina
There are 128 rheumatology physician records in South Carolina.
All 128 in South Carolina → Every provider in Greenville → Rheumatology Physician nationwide →
The 8 rheumatology physician records with the nearest ZIP codes
- Long Huynh-Duc, D.O.Greenville, SC 296151447572169
- Irum Idrees, M.DGreenville, SC 296151568786630
- Suhail Kumar, MDGreenville, SC 296151114104999
- Muthamma Machimada, MDGreenville, SC 296151699725986
- Deborah Meadows, MDGreenville, SC 296151235105883
- Gulzar Merchant, M.D.Greenville, SC 296151811944754
- Letty Probasco, MDGreenville, SC 296151144844077
- Alan Brown, MDGreenville, SC 296111760590624
Common questions
What is Corey Ephrussi, DO's NPI number?
Corey Ephrussi, DO's National Provider Identifier (NPI) is 1487883443, issued on Jul 10, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Corey Ephrussi, DO located?
The NPPES record lists a practice address at 50 International Dr Ste 325, Greenville, SC, 29615. Phone: (864) 235-8396. Providers update this record themselves, so call before visiting.
How can I verify Corey Ephrussi, DO's license?
NPPES lists South Carolina license number 52033, as entered by the provider. Search the South Carolina Board of Medical Examiners at https://verify.llronline.com/LicLookup/Med/Med.aspx?div=22. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Corey Ephrussi, DO prescribe under Medicare Part D?
In 2024, Corey Ephrussi, DO had 2,827 Medicare Part D claims for 475 beneficiaries; the average among rheumatology physician prescribers was 1,978. Part D covers Medicare prescriptions only.
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.