Emerson Buck, MD
Internal Medicine Physician · Charleston, SC
Emerson Buck, MD is an internal medicine physician with a practice address in Charleston, South Carolina, and NPI 1013693084, issued on Jun 26, 2023. Check the license (South Carolina LL90326, as entered in NPPES) on the South Carolina Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Emerson Buck
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- LL90326 SC
Self-reported in NPPES; status is on the state search - Practice location
- 169 Ashley Avenue Room 202 Main Hospital Msc333, Charleston, SC 29425
- Phone
- (843) 792-4074
- Enumerated
- Jun 26, 2023
- Record last updated
- Jun 26, 2023
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 1,881 in South Carolina → Look up another NPI →
Also registered at 169 Ashley Avenue Room 202 Main Hospital Msc333
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Emerson Buck in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersSouth Carolina Board of Medical Examiners
Search for license LL90326Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
90% fewer Medicare Part D claims than the average internal medicine physician in 2024
305 Medicare Part D claims for 87 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
Most prescribed
- Amlodipine Besylate16 claims
- Atorvastatin Calcium14 claims
- Rosuvastatin Calcium13 claims
- Gabapentin11 claims
- Ozempic11 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.
Emerson Buck among 1,881 internal medicine physician records in South Carolina
Emerson Buck, 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 2023, is newer than 86% of them.
- NPI issued2023 · 86% of these records are older, 9% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileNo · 60% of these records are
- Record last updated2023 · 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.
All 1,881 in South Carolina → Every provider in Charleston → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Sujeev Bains, MDCharleston, SC 294251609889989
- Elisha Brownfield, MDCharleston, SC 294251639287683
- Ernest Clyburn, MDCharleston, SC 294251235247271
- Kimberly Davis, MDCharleston, SC 294251366550311
- John Feussner, MDCharleston, SC 294251689782534
- Jennifer Goldstein, MDCharleston, SC 294251164472593
- Robert Ishak, M.D.Charleston, SC 294251295727790
- Brad Keith, MDCharleston, SC 294251578671442
Common questions
What is Emerson Buck, MD's NPI number?
Emerson Buck, MD's National Provider Identifier (NPI) is 1013693084, issued on Jun 26, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Emerson Buck, MD located?
The NPPES record lists a practice address at 169 Ashley Avenue Room 202 Main Hospital Msc333, Charleston, SC, 29425. Phone: (843) 792-4074. Providers update this record themselves, so call before visiting.
How can I verify Emerson Buck, MD's license?
NPPES lists South Carolina license number LL90326, 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 Emerson Buck, MD prescribe under Medicare Part D?
In 2024, Emerson Buck, MD had 305 Medicare Part D claims for 87 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.