John Vernon Custer, M.D.
Specialist · Charleston, SC
John Vernon Custer, M.D. is a specialist with a practice address in Charleston, South Carolina, and NPI 1578679452, issued on Aug 22, 2006. Check the license (South Carolina 15084, as entered in NPPES) with the South Carolina board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- John Vernon Custer
- Credential
- M.D.
- Primary taxonomy
- Specialist 174400000X
- License number
- 15084 SC
Self-reported in NPPES; status is on the state search - Practice location
- 1 Poston RD, Charleston, SC 29407
- Phone
- (843) 556-4157
- Enumerated
- Aug 22, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (843) 763-8747
- Medicaid ID
- 150847 SC
- Medicare enrollment
- Enrolled (PECOS I20111114000872); accepts Medicare assignment
- Medical or professional school
- University Of Kentucky College Of Medicine, 1989
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
Also registered at 1 Poston RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify John Vernon Custer in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich South Carolina board licenses this profession
Search for license 15084Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.2 times the Medicare Part D claims of the average specialist in 2024
3,061 Medicare Part D claims for 197 beneficiaries, against an average of 1,380 among the 8,233 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims.
Most prescribed
- Alprazolam191 claims
- Trazodone Hcl149 claims
- Quetiapine Fumarate143 claims
- Benztropine Mesylate138 claims
- Clonazepam130 claims
- Duloxetine Hcl117 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.
Industry payments in 2024: $643.60
37 payments; by number, the most common kind was food and beverage; the largest payer was Teva Pharmaceuticals USA, Inc. The 5,844 providers of this specialty with any payment received $4,760.79 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.
Bills Medicare through one group practice
- South Carolina Dept OF Mental Health Accounting OfficeOrangeburg, SC
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Specialist providers in South Carolina
There are 354 specialist records in South Carolina.
Other specialist records in South Carolina
- Michael Abraham, ATC, PESFort Mill, SC1306297346
- John AlexanderColumbia, SC1316143746
- William Allen, MDColumbia, SC1700856218
- Cynthia Allison-Simpkins, NMTBeaufort, SC1336462894
- Brian Armstrong, M.D.Isle Of Palms, SC1235167784
- Marion Arnett, MDSpartanburg, SC1669433710
- Preston Bailey, ED. S.Chesnee, SC1740625110
- James Ball, M.D.Charleston, SC1235199092
- Walter Ballard, CERTIFIED PEDORTHISTGreer, SC1194776294
- Terri BamonteColumbia, SC1841636016
Common questions
What is John Vernon Custer, M.D.'s NPI number?
John Vernon Custer, M.D.'s National Provider Identifier (NPI) is 1578679452, issued on Aug 22, 2006. An NPI identifies a provider in billing; it is not a license.
Where is John Vernon Custer, M.D. located?
The NPPES record lists a practice address at 1 Poston RD, Charleston, SC, 29407. Phone: (843) 556-4157. Providers update this record themselves, so call before visiting.
How can I verify John Vernon Custer, M.D.'s license?
NPPES lists South Carolina license number 15084, as entered by the provider. Search the South Carolina board that licenses this profession; the NPPES record confirms identity only.
How much does John Vernon Custer, M.D. prescribe under Medicare Part D?
In 2024, John Vernon Custer, M.D. had 3,061 Medicare Part D claims for 197 beneficiaries; the average among specialist prescribers was 1,380. 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.