William R. Barrett, MD
Emergency Medicine Physician · Greenville, SC
William R. Barrett, MD is an emergency medicine physician with a practice address in Greenville, South Carolina, and NPI 1265875140, issued on Apr 10, 2013. Check the license (South Carolina TL39865, as entered in NPPES) on the South Carolina Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- William R. Barrett
- Credential
- MD
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- TL39865 SC
Self-reported in NPPES; status is on the state search - Practice location
- 701 Grove RD, Greenville, SC 29605
- Phone
- (864) 455-7000
- Enumerated
- Apr 10, 2013
- Record last updated
- Jul 11, 2016 (not updated in 10 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20250307000495); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 1,244 in South Carolina → Look up another NPI →
Also registered at 701 Grove RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Virginia Alexander, M.D.Hospice and Palliative Medicine (Internal Medicine) Physician1801123971
- Brian Allen, D.O.Hospitalist Physician1184851495
- Dawn Allen, NNPCritical Care Neonatal Nurse Practitioner1164836227
Verify William R. Barrett in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersSouth Carolina Board of Medical Examiners
Search for license TL39865Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
16% fewer Medicare Part D claims than the average emergency medicine physician in 2024
190 Medicare Part D claims for 125 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims. 21 claims were for opioids.
Most prescribed
- Doxycycline Hyclate16 claims
- Hydrocodone-Acetaminophen13 claims
- Ondansetron Odt13 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.
Bills Medicare through one group practice
- Wildwood Emergency Group, LLCBlacksburg, VA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
William R. Barrett among 1,244 emergency medicine physician records in South Carolina
William R. Barrett, MD is one of 1,244 emergency medicine physician records with a practice address in South Carolina. 84% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2013, is newer than 56% of them.
- NPI issued2013 · 56% of these records are older, 41% newer
- In a Medicare fileYes · 84% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated2013 · median 2012 among the 752 with a school on file
- Record last updated2016 · 51% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a South Carolina practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
279 emergency medicine physician records list a practice address in Greenville
They are 279 of the 10,264 NPPES records with a practice address in Greenville, and 1,244 emergency medicine physician records in South Carolina.
All 1,244 in South Carolina → Every provider in Greenville → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Elizabeth Atkinson, M.D.Greenville, SC 296051659343507
- David Circle, MDGreenville, SC 296051427011931
- Gregory Cromer, MDGreenville, SC 296051366410490
- John Crumpler, M.D.Greenville, SC 296051093788796
- Sarah Fabiano, MDGreenville, SC 296051972585438
- Jesse Felder, MDGreenville, SC 296051124081534
- Frank Ferlisi, MDGreenville, SC 296051013970433
- Eric Goedecke, D.O.Greenville, SC 296051811964265
Common questions
What is William R. Barrett, MD's NPI number?
William R. Barrett, MD's National Provider Identifier (NPI) is 1265875140, issued on Apr 10, 2013. An NPI identifies a provider in billing; it is not a license.
Where is William R. Barrett, MD located?
The NPPES record lists a practice address at 701 Grove RD, Greenville, SC, 29605. Phone: (864) 455-7000. Providers update this record themselves, so call before visiting.
How can I verify William R. Barrett, MD's license?
NPPES lists South Carolina license number TL39865, 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 William R. Barrett, MD prescribe under Medicare Part D?
In 2024, William R. Barrett, MD had 190 Medicare Part D claims for 125 beneficiaries; the average among emergency medicine physician prescribers was 226. 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.