Joseph F. John, M.D.
Infectious Disease Physician · Charleston, SC
Joseph F. John, M.D. is an infectious disease physician with a practice address in Charleston, South Carolina, and NPI 1598866592, issued on Sep 25, 2006. Check the license (South Carolina 7155, as entered in NPPES) on the South Carolina Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Joseph F. John
- Credential
- M.D.
- Primary taxonomy
- Infectious Disease Physician 207RI0200X
- License number
- 7155 SC
Self-reported in NPPES; status is on the state search - Practice location
- 1938 Charlie Hall Blvd Unit B, Charleston, SC 29414
- Phone
- (843) 402-0227
- Enumerated
- Sep 25, 2006
- Record last updated
- Jun 8, 2015 (not updated in 11 years: call before relying on the address or phone)
- Fax
- (843) 402-0232
- Medicare enrollment
- Enrolled (PECOS I20150706000113); accepts Medicare assignment
- Medical or professional school
- Clvlnd Clinic Lerner College Of Med Of Case Wstn Rsv University, 1970
- Entity
- Type 1 · individual
8 nearest infectious disease physician records → All 119 in South Carolina → Look up another NPI →
Also registered at 1938 Charlie Hall Blvd Unit B
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Christopher Edenfield, PAPhysician Assistant1982023339
- Timothy Haines, PA-CMedical Physician Assistant1699144170
- Chekita Legette, AGPCNP-BCGerontology Nurse Practitioner1013454073
- Emily Mayer, DNP, FNP-CFamily Nurse Practitioner1558787275
- Megan Quinn, FNP-CFamily Nurse Practitioner1376106989
- Cameron Selent, MDInfectious Disease Physician1295119865
Verify Joseph F. John in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersSouth Carolina Board of Medical Examiners
Search for license 7155Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
68% fewer Medicare Part D claims than the average infectious disease physician in 2024
218 Medicare Part D claims for 55 beneficiaries, against an average of 689 among the 7,388 providers of this specialty who prescribed in Part D. Brand-name drugs were 33% of claims.
Most prescribed
- Biktarvy29 claims
- Doxycycline Hyclate27 claims
- Sulfamethoxazole-Trimethoprim17 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: $365.14
17 payments; by number, the most common kind was food and beverage; the largest payer was Melinta Therapeutics, LLC. The 3,895 providers of this specialty with any payment received $4,362.19 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
- Lowcountry Infectious Diseases PACharleston, SC
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Joseph F. John among 119 infectious disease physician records in South Carolina
Joseph F. John, M.D. is one of 119 infectious disease physician records with a practice address in South Carolina. 84% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 8% of them.
- NPI issued2006 · 8% of these records are older, 59% newer
- In a Medicare fileYes · 84% of these records are
- In the CMS Doctors and Clinicians fileYes · 75% of these records are
- Graduated1970 · median 2005 among the 89 with a school on file
- Record last updated2015 · 56% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RI0200X and a South Carolina practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Infectious Disease Physician providers in South Carolina
There are 119 infectious disease physician records in South Carolina.
All 119 in South Carolina → Every provider in Charleston → Infectious Disease Physician nationwide →
The 8 infectious disease physician records with the nearest ZIP codes
- Ludwig Lettau, M.D.Charleston, SC 294141780674556
- Cameron Selent, MDCharleston, SC 294141295119865
- Kent Stock, D.O.Charleston, SC 294141356331904
- Timothy West, MDCharleston, SC 294141831195791
- Dannah Wray, MDCharleston, SC 294141609984640
- Adero Francis, MDCharleston, SC 294071184187205
- Toby Fugate, D.O.Charleston, SC 294071295870186
- Archibald Hampton, MDCharleston, SC 294071831291327
Common questions
What is Joseph F. John, M.D.'s NPI number?
Joseph F. John, M.D.'s National Provider Identifier (NPI) is 1598866592, issued on Sep 25, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Joseph F. John, M.D. located?
The NPPES record lists a practice address at 1938 Charlie Hall Blvd Unit B, Charleston, SC, 29414. Phone: (843) 402-0227. Providers update this record themselves, so call before visiting.
How can I verify Joseph F. John, M.D.'s license?
NPPES lists South Carolina license number 7155, 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 Joseph F. John, M.D. prescribe under Medicare Part D?
In 2024, Joseph F. John, M.D. had 218 Medicare Part D claims for 55 beneficiaries; the average among infectious disease physician prescribers was 689. 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.