John Pothen, MD, PHD
Psychiatry Physician · Orangeburg, SC
John Pothen, MD, PHD is a psychiatry physician with a practice address in Orangeburg, South Carolina, and NPI 1255090544, issued on Dec 14, 2021. Check the license (South Carolina LL90099, as entered in NPPES) on the South Carolina Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- John Pothen
- Credential
- MD, PHD
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- LL90099 SC
Self-reported in NPPES; status is on the state search - Practice location
- 3000 Saint Matthews RD, Orangeburg, SC 29118
- Phone
- (803) 533-2200
- Enumerated
- Dec 14, 2021
- Record last updated
- Dec 13, 2023
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 891 in South Carolina → Look up another NPI →
Also registered at 3000 Saint Matthews RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Christian AlfonsoStudent in an Organized Health Care Education/Training Program1336832161
- Angelea AllenMental Health Counselor1992467302
- Harold Allerton, CRNACertified Registered Nurse Anesthetist1013917095
Verify John Pothen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersSouth Carolina Board of Medical Examiners
Search for license LL90099Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
94% fewer Medicare Part D claims than the average psychiatry physician in 2024
61 Medicare Part D claims for 13 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.
John Pothen among 891 psychiatry physician records in South Carolina
John Pothen, MD, PHD 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 2021, is newer than 77% of them.
- NPI issued2021 · 77% of these records are older, 19% 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).
11 psychiatry physician records list a practice address in Orangeburg
They are 11 of the 850 NPPES records with a practice address in Orangeburg, and 891 psychiatry physician records in South Carolina.
All 891 in South Carolina → Every provider in Orangeburg → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Renee Celso, MDOrangeburg, SC 291181265457824
- Isabel De Leon, MDOrangeburg, SC 291181215622386
- Alberto Gonzalez, MDOrangeburg, SC 291181487677696
- Kallen HagerOrangeburg, SC 291181326974023
- Andrew Helmy, DOOrangeburg, SC 291181194642926
- Rosen Lawsin, MDOrangeburg, SC 291181023154853
- Ramsha Shams, MDOrangeburg, SC 291181619893484
- Pravina Sheth, MDOrangeburg, SC 291181700810561
Common questions
What is John Pothen, MD, PHD's NPI number?
John Pothen, MD, PHD's National Provider Identifier (NPI) is 1255090544, issued on Dec 14, 2021. An NPI identifies a provider in billing; it is not a license.
Where is John Pothen, MD, PHD located?
The NPPES record lists a practice address at 3000 Saint Matthews RD, Orangeburg, SC, 29118. Phone: (803) 533-2200. Providers update this record themselves, so call before visiting.
How can I verify John Pothen, MD, PHD's license?
NPPES lists South Carolina license number LL90099, 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 John Pothen, MD, PHD prescribe under Medicare Part D?
In 2024, John Pothen, MD, PHD had 61 Medicare Part D claims for 13 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.