Brent Alan Armstrong, MD
Emergency Medicine Physician · Fairfax, SC
Brent Alan Armstrong, MD is an emergency medicine physician with a practice address in Fairfax, South Carolina, and NPI 1356432116, issued on Sep 27, 2006. Check the license (South Carolina 22259, as entered in NPPES) on the South Carolina Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Brent Alan Armstrong
- Credential
- MD
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- 22259 SC
Self-reported in NPPES; status is on the state search - Practice location
- 1787 Allendale Fairfax Hwy, Fairfax, SC 29827
- Phone
- (803) 632-3311
- Enumerated
- Sep 27, 2006
- Record last updated
- Sep 7, 2010 (not updated in 16 years: call before relying on the address or phone)
- Fax
- (803) 632-9815
- Medicaid ID
- 222592 SC
- Entity
- Type 1 · individual
Also registered at 1787 Allendale Fairfax Hwy
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Thomas Bair, MDFamily Medicine Physician1669566501
- Sotheary Chan, PAMedical Physician Assistant1750551818
- Christopher Gamboa, MDHospitalist Physician1083235444
- Lewis Gore, PT, DPTPhysical Therapist1811473390
- Angela Hardin, PTAPhysical Medicine & Rehabilitation Physician1811479660
- Azalyn Hickman, OTRLOccupational Therapist1619456217
Verify Brent Alan Armstrong in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersSouth Carolina Board of Medical Examiners
Search for license 22259Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3.2 times the Medicare Part D claims of the average emergency medicine physician in 2024
719 Medicare Part D claims for 388 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. Brand-name drugs were 5% of claims. 127 claims were for opioids.
Most prescribed
- Prednisone74 claims
- Azithromycin64 claims
- Tramadol Hcl55 claims
- Ondansetron Odt54 claims
- Oxycodone-Acetaminophen42 claims
- Amoxicillin-Clavulanate Potass38 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.
1 emergency medicine physician records list a practice address in Fairfax
They are 1 of the 46 NPPES records with a practice address in Fairfax, and 1,244 emergency medicine physician records in South Carolina.
Other emergency medicine physician records in South Carolina
- Jennifer Abrams, D.O.Elgin, SC1104899210
- Jennifer Adair, M.D.Summerville, SC1679600134
- Robert AdamsColumbia, SC1508397605
- Michael Adkins, M.D.Walterboro, SC1811992209
- Brandford Adobaw, MDGreenville, SC1871116178
- Dalal Akoury, M.D.Myrtle Beach, SC1154350965
- Halley AlbertsColumbia, SC1407421662
- Judson Alderman, M.D.Greenville, SC1043667629
- James Alexander, MDGreenville, SC1124099270
- Paul Alexander, M.D.Dillon, SC1023014891
Common questions
What is Brent Alan Armstrong, MD's NPI number?
Brent Alan Armstrong, MD's National Provider Identifier (NPI) is 1356432116, issued on Sep 27, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Brent Alan Armstrong, MD located?
The NPPES record lists a practice address at 1787 Allendale Fairfax Hwy, Fairfax, SC, 29827. Phone: (803) 632-3311. Providers update this record themselves, so call before visiting.
How can I verify Brent Alan Armstrong, MD's license?
NPPES lists South Carolina license number 22259, 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 Brent Alan Armstrong, MD prescribe under Medicare Part D?
In 2024, Brent Alan Armstrong, MD had 719 Medicare Part D claims for 388 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.