John Brenton Bushkar, MD
Emergency Medicine Physician · Charleston, SC
John Brenton Bushkar, MD is an emergency medicine physician with a practice address in Charleston, South Carolina, and NPI 1629561089, issued on Jun 11, 2018. Check the license (South Carolina 52630, as entered in NPPES) on the South Carolina Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- John Brenton Bushkar
- Credential
- MD
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License numbers
- 52630 SC
LL52630 SC
Self-reported in NPPES; status is on the state search - Practice location
- 316 Calhoun St, Charleston, SC 29401
- Phone
- (843) 724-2010
- Enumerated
- Jun 11, 2018
- Record last updated
- Jan 23, 2023
- Fax
- (843) 724-2005
- Medicare enrollment
- Enrolled (PECOS I20200804003091); accepts Medicare assignment
- Medical or professional school
- Medical University Of South Carolina College Of Medicine, 2018
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 1,244 in South Carolina → Look up another NPI →
Also registered at 316 Calhoun St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Taylor AdamPhysician Assistant1902576929
- Mary Ann Adiong, RNRegistered Nurse1396694287
- Elizabeth Alvarez, NPCritical Care Medicine Nurse Practitioner1295288421
- Andrew Anderson, M.D.Diagnostic Radiology Physician1073729711
- Selena Anderson, FNPFamily Nurse Practitioner1346737673
- Claire Andrew, MS, RDRegistered Dietitian1134970049
Verify John Brenton Bushkar in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersSouth Carolina Board of Medical Examiners
Search for license 52630Check 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
731 Medicare Part D claims for 403 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. 47 claims were for opioids.
Most prescribed
- Prednisone68 claims
- Naproxen65 claims
- Methocarbamol61 claims
- Meloxicam46 claims
- Ondansetron Odt46 claims
- Cefdinir42 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 2 group practices
- Broad River Physicians Group, LLCCharleston, SC
- Roper Hospital IncCharleston, SC
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
John Brenton Bushkar among 1,244 emergency medicine physician records in South Carolina
John Brenton Bushkar, 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 2018, is newer than 70% of them.
- NPI issued2018 · 70% of these records are older, 26% newer
- In a Medicare fileYes · 84% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated2018 · median 2012 among the 752 with a school on file
- Record last updated2023 · 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).
223 emergency medicine physician records list a practice address in Charleston
They are 223 of the 10,840 NPPES records with a practice address in Charleston, and 1,244 emergency medicine physician records in South Carolina.
All 1,244 in South Carolina → Every provider in Charleston → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Matthew Blue, MDCharleston, SC 294011255366266
- Stephen Daniel, MDCharleston, SC 294011730193558
- Wade Dehnkamp, MDCharleston, SC 294011295961332
- Michael Dorrity, M.D.Charleston, SC 294011952440315
- Robert Escarza, MDCharleston, SC 294011871603068
- Jeffrey Goller, M.D.Charleston, SC 294011447252622
- Patrick Kelly, MDCharleston, SC 294011346289881
- Daniel Lewis, MDCharleston, SC 294011336132349
Common questions
What is John Brenton Bushkar, MD's NPI number?
John Brenton Bushkar, MD's National Provider Identifier (NPI) is 1629561089, issued on Jun 11, 2018. An NPI identifies a provider in billing; it is not a license.
Where is John Brenton Bushkar, MD located?
The NPPES record lists a practice address at 316 Calhoun St, Charleston, SC, 29401. Phone: (843) 724-2010. Providers update this record themselves, so call before visiting.
How can I verify John Brenton Bushkar, MD's license?
NPPES lists South Carolina license number 52630, 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 John Brenton Bushkar, MD prescribe under Medicare Part D?
In 2024, John Brenton Bushkar, MD had 731 Medicare Part D claims for 403 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.