Sarah Leatherman Allen, M.D.
Internal Medicine Physician · Myrtle Beach, SC
Sarah Leatherman Allen, M.D. is an internal medicine physician with a practice address in Myrtle Beach, South Carolina, and NPI 1336301316, issued on Jun 30, 2008. Check the license (South Carolina 30896, as entered in NPPES) on the South Carolina Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Sarah Leatherman Allen
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 30896 SC
Self-reported in NPPES; status is on the state search - Practice location
- 4320 Holmestown RD, Myrtle Beach, SC 29588
- Phone
- (843) 652-8440
- Enumerated
- Jun 30, 2008
- Record last updated
- Mar 28, 2021 (not updated in 5 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 1,881 in South Carolina → Look up another NPI →
Also registered at 4320 Holmestown RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Sarah Leatherman Allen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersSouth Carolina Board of Medical Examiners
Search for license 30896Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $5,552.32
9 payments; by number, the most common kind was food and beverage; the largest payer was Merz North America, Inc. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Sarah Leatherman Allen among 1,881 internal medicine physician records in South Carolina
Sarah Leatherman Allen, M.D. 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 2008, is newer than 47% of them.
- NPI issued2008 · 47% of these records are older, 51% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileNo · 60% of these records are
- Record last updated2021 · 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).
76 internal medicine physician records list a practice address in Myrtle Beach
They are 76 of the 2,599 NPPES records with a practice address in Myrtle Beach, and 1,881 internal medicine physician records in South Carolina.
All 1,881 in South Carolina → Every provider in Myrtle Beach → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Brian Adler, MDMyrtle Beach, SC 295881801810007
- Jacob Brazee, MDMyrtle Beach, SC 295881043630387
- Robert Goldsteen, DOMyrtle Beach, SC 295881083676266
- Brian Gorman, DOMyrtle Beach, SC 295881437786886
- Nicholas Mexas, D.O.Myrtle Beach, SC 295881396743100
- Linda Tangeman, M.D.Myrtle Beach, SC 295881174507974
- David Massa, M.D.Salters, SC 295901134101561
- Steven Baird, D.O.Pawleys Island, SC 295851710255732
Common questions
What is Sarah Leatherman Allen, M.D.'s NPI number?
Sarah Leatherman Allen, M.D.'s National Provider Identifier (NPI) is 1336301316, issued on Jun 30, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Sarah Leatherman Allen, M.D. located?
The NPPES record lists a practice address at 4320 Holmestown RD, Myrtle Beach, SC, 29588. Phone: (843) 652-8440. Providers update this record themselves, so call before visiting.
How can I verify Sarah Leatherman Allen, M.D.'s license?
NPPES lists South Carolina license number 30896, 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.
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.