John M. Simmons, MD
Internal Medicine Physician · North Charleston, SC
John M. Simmons, MD is an internal medicine physician with a practice address in North Charleston, South Carolina, and NPI 1316444706, issued on Apr 11, 2018. Check the license on the South Carolina Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- John M. Simmons
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- MD38945 AL
Self-reported in NPPES; status is on the state search - Practice location
- 9330 Medical Plaza Dr, North Charleston, SC 29406
- Phone
- (843) 797-7000
- Enumerated
- Apr 11, 2018
- Record last updated
- Sep 14, 2023
- Medicare enrollment
- Enrolled (PECOS I20210914000356); accepts Medicare assignment
- Medical or professional school
- Florida State University College Of Medicine, 2018
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 1,881 in South Carolina → Look up another NPI →
Also registered at 9330 Medical Plaza Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify John M. Simmons in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersSouth Carolina Board of Medical ExaminersCheck 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 internal medicine physician in 2024
183 Medicare Part D claims for 93 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 23 claims were for opioids.
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: $20.24
1 payment: food and beverage; the largest payer was E.R. Squibb & Sons, L.L.C. 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.
Bills Medicare through 2 group practices
- Charleston-Amg Specialty Hospital IncMt Pleasant, SC
- Southeastern Hospitalist Services PCCharleston, SC
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
John M. Simmons among 1,881 internal medicine physician records in South Carolina
John M. Simmons, MD 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 2018, is newer than 69% of them.
- NPI issued2018 · 69% of these records are older, 28% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated2018 · median 2006 among the 1,119 with a school on file
- Record last updated2023 · 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).
24 internal medicine physician records list a practice address in North Charleston
They are 24 of the 1,964 NPPES records with a practice address in North Charleston, and 1,881 internal medicine physician records in South Carolina.
All 1,881 in South Carolina → Every provider in North Charleston → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Sofia Barbosa, M.D.North Charleston, SC 294061891897369
- Nancy Crossley, M.D.North Charleston, SC 294061336108943
- James Fitzpatrick, D. O.North Charleston, SC 294061760475859
- Lloyd Hepburn, MDNorth Charleston, SC 294061770531972
- Barbara Hildreth, M.D.N Charleston, SC 294061043275357
- James Huiet, M.D.N Charleston, SC 294061912999673
- Pamela Juba, MDCharleston, SC 294061629054903
- George Minson, M.D.North Charleston, SC 294061487616454
Common questions
What is John M. Simmons, MD's NPI number?
John M. Simmons, MD's National Provider Identifier (NPI) is 1316444706, issued on Apr 11, 2018. An NPI identifies a provider in billing; it is not a license.
Where is John M. Simmons, MD located?
The NPPES record lists a practice address at 9330 Medical Plaza Dr, North Charleston, SC, 29406. Phone: (843) 797-7000. Providers update this record themselves, so call before visiting.
How can I verify John M. Simmons, MD's license?
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 M. Simmons, MD prescribe under Medicare Part D?
In 2024, John M. Simmons, MD had 183 Medicare Part D claims for 93 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.