NPPES file of Aug 9, 2026

Ernest B. Clyburn, MD

Internal Medicine Physician · Charleston, SC

Ernest B. Clyburn, MD is an internal medicine physician with a practice address in Charleston, South Carolina, and NPI 1235247271, issued on Aug 29, 2006. Check the license (South Carolina 19265, as entered in NPPES) on the South Carolina Board of Medical Examiners; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1235247271
Name
Ernest B. Clyburn
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
19265 SC
Self-reported in NPPES; status is on the state search
Practice location
171 Ashley Ave, Charleston, SC 29425
Phone
(843) 792-1414
Enumerated
Aug 29, 2006
Record last updated
Oct 8, 2020 (not updated in 6 years: call before relying on the address or phone)
Medicaid ID
T32916 SC
Medicare enrollment
Enrolled (PECOS I20070521000460); accepts Medicare assignment
Medical or professional school
Medical University Of South Carolina College Of Medicine, 1989
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 171 Ashley Ave

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Andrea Abbott, MDSurgical Oncology Physician1245473354
  2. Miguel Abboud, MDPediatric Hematology & Oncology Physician1619292851
  3. Ahmed Abdelkader, MD, PHDNephrology Physician1629743000
  4. Mohamed Abdelwahab, MDOtolaryngology Physician1528679768
  5. Anne Abel, MDChild Abuse Pediatrics Physician1043328990
  6. Christina Abrams, M.D.Pediatric Hematology & Oncology Physician1376920207

Verify Ernest B. Clyburn in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersSouth Carolina Board of Medical Examiners
    Search for license 19265
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the South Carolina license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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36% fewer Medicare Part D claims than the average internal medicine physician in 2024

2,025 Medicare Part D claims for 118 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 17% of claims. 35 claims were for opioids.

  1. Ernest Clyburn2,025
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium121 claims
  2. Amlodipine Besylate115 claims
  3. Rosuvastatin Calcium90 claims
  4. Omeprazole77 claims
  5. Losartan Potassium68 claims
  6. Eliquis59 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

  1. University Medical Associates OF The Medical University OF South CarolCharleston, SC

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Ernest B. Clyburn among 1,881 internal medicine physician records in South Carolina

Ernest B. Clyburn, MD is one of 1,881 internal medicine physician records with a practice address in South Carolina. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 7% of them.

  • NPI issued2006 · 7% of these records are older, 58% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 60% of these records are
  • Graduated1989 · median 2006 among the 1,119 with a school on file
  • Record last updated2020 · 46% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a South Carolina practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

427 internal medicine physician records list a practice address in Charleston

They are 427 of the 10,840 NPPES records with a practice address in Charleston, and 1,881 internal medicine physician records in South Carolina.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Sujeev Bains, MDCharleston, SC 294251609889989
  2. Elisha Brownfield, MDCharleston, SC 294251639287683
  3. Kimberly Davis, MDCharleston, SC 294251366550311
  4. John Feussner, MDCharleston, SC 294251689782534
  5. Jennifer Goldstein, MDCharleston, SC 294251164472593
  6. Robert Ishak, M.D.Charleston, SC 294251295727790
  7. Brad Keith, MDCharleston, SC 294251578671442
  8. Cheryl Lynch, MDCharleston, SC 294251780658641

Common questions

What is Ernest B. Clyburn, MD's NPI number?

Ernest B. Clyburn, MD's National Provider Identifier (NPI) is 1235247271, issued on Aug 29, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Ernest B. Clyburn, MD located?

The NPPES record lists a practice address at 171 Ashley Ave, Charleston, SC, 29425. Phone: (843) 792-1414. Providers update this record themselves, so call before visiting.

How can I verify Ernest B. Clyburn, MD's license?

NPPES lists South Carolina license number 19265, 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 Ernest B. Clyburn, MD prescribe under Medicare Part D?

In 2024, Ernest B. Clyburn, MD had 2,025 Medicare Part D claims for 118 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.