Thomas Steven Layman, MD
Psychiatry Physician · Charleston, SC
Thomas Steven Layman, MD is a psychiatry physician with a practice address in Charleston, South Carolina, and NPI 1083391403, issued on Jun 28, 2023. Check the license (South Carolina LL90319, as entered in NPPES) on the South Carolina Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Thomas Steven Layman
- Credential
- MD
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- LL90319 SC
Self-reported in NPPES; status is on the state search - Practice location
- 67 President St # 862, Charleston, SC 29425
- Phone
- (843) 243-7310
- Enumerated
- Jun 28, 2023
- Record last updated
- Jun 28, 2023
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 891 in South Carolina → Look up another NPI →
Also registered at 67 President St # 862
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Ryan HallPsychiatry Physician1194568139
Verify Thomas Steven Layman in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersSouth Carolina Board of Medical Examiners
Search for license LL90319Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
93% fewer Medicare Part D claims than the average psychiatry physician in 2024
65 Medicare Part D claims for 23 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D.
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.
Thomas Steven Layman among 891 psychiatry physician records in South Carolina
Thomas Steven Layman, MD is one of 891 psychiatry physician records with a practice address in South Carolina. 67% 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 85% of them.
- NPI issued2023 · 85% of these records are older, 10% newer
- In a Medicare fileYes · 67% of these records are
- In the CMS Doctors and Clinicians fileNo · 41% of these records are
- Record last updated2023 · 52% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a South Carolina practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
293 psychiatry physician records list a practice address in Charleston
They are 293 of the 10,840 NPPES records with a practice address in Charleston, and 891 psychiatry physician records in South Carolina.
All 891 in South Carolina → Every provider in Charleston → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- George Arana, MDCharleston, SC 294251558479592
- Olga Brawman-Mintzer, MDCharleston, SC 294251760590715
- Jessica Broadway, MDCharleston, SC 294251164473708
- Deborah Deas, MDCharleston, SC 294251205944253
- Mark George, MDCharleston, SC 294251205944154
- Kevin Gray, MDCharleston, SC 294251013025980
- Edward Holscher, MDCharleston, SC 294251609895796
- Christine Pelic, MDCharleston, SC 294251659489524
Common questions
What is Thomas Steven Layman, MD's NPI number?
Thomas Steven Layman, MD's National Provider Identifier (NPI) is 1083391403, issued on Jun 28, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Thomas Steven Layman, MD located?
The NPPES record lists a practice address at 67 President St # 862, Charleston, SC, 29425. Phone: (843) 243-7310. Providers update this record themselves, so call before visiting.
How can I verify Thomas Steven Layman, MD's license?
NPPES lists South Carolina license number LL90319, 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 Thomas Steven Layman, MD prescribe under Medicare Part D?
In 2024, Thomas Steven Layman, MD had 65 Medicare Part D claims for 23 beneficiaries; the average among psychiatry physician prescribers was 1,000. 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.