Nyron T. Marshall, M.D.
Internal Medicine Physician · Gulfport, MS
Nyron T. Marshall, M.D. is an internal medicine physician with a practice address in Gulfport, Mississippi, and NPI 1295898724, issued on Dec 18, 2006. Check the license (Mississippi 14068, as entered in NPPES) on the Mississippi State Board of Medical Licensure; the Medicare figures below come from public CMS files.
- Name
- Nyron T. Marshall
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 14068 MS
Self-reported in NPPES; status is on the state search - Practice location
- 12261 Highway 49, Gulfport, MS 39503
- Phone
- (228) 575-2176
- Enumerated
- Dec 18, 2006
- Record last updated
- Dec 23, 2016 (not updated in 10 years: call before relying on the address or phone)
- Fax
- (228) 575-2177
- Medicaid ID
- 0119981 MS
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 972 in Mississippi → Look up another NPI →
Also registered at 12261 Highway 49
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Madelena Campbell, RN, CPNP-BC, CPNPediatric Nurse Practitioner1720368855
- Brittany ColemanFamily Nurse Practitioner1003153966
- Barbara Kerby, N.P.Family Nurse Practitioner1326264953
- Sean Kerby, M.D.Family Medicine Physician1730268939
Verify Nyron T. Marshall in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMississippi State Board of Medical Licensure
Search for license 14068Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
89% fewer Medicare Part D claims than the average internal medicine physician in 2024
346 Medicare Part D claims for 113 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
Most prescribed
- Atorvastatin Calcium44 claims
- Tamsulosin Hcl20 claims
- Simvastatin17 claims
- Metformin Hcl16 claims
- Ezetimibe14 claims
- Montelukast Sodium13 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.
Nyron T. Marshall among 972 internal medicine physician records in Mississippi
Nyron T. Marshall, M.D. is one of 972 internal medicine physician records with a practice address in Mississippi. 82% 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 4% of them.
- NPI issued2006 · 4% of these records are older, 63% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileNo · 60% of these records are
- Record last updated2016 · 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 207R00000X and a Mississippi practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
38 internal medicine physician records list a practice address in Gulfport
They are 38 of the 2,030 NPPES records with a practice address in Gulfport, and 972 internal medicine physician records in Mississippi.
All 972 in Mississippi → Every provider in Gulfport → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Ekow Acquah, MDGulfport, MS 395031013922814
- Boyd Benefield, M.D.Gulfport, MS 395031356302574
- Phillip Compton, M.D.Gulfport, MS 395031578591186
- Deborah Gatlin, M.D.Gulfport, MS 395031932111234
- Diana Gilbert, M.D.Gulfport, MS 395031346402617
- Lynn Leatherwood, M.D.Gulfport, MS 395031750342986
- Matthew Murray, MDGulfport, MS 395031104238153
- Victor-Mauricio Ordaz, MDGulfport, MS 395031255893756
Common questions
What is Nyron T. Marshall, M.D.'s NPI number?
Nyron T. Marshall, M.D.'s National Provider Identifier (NPI) is 1295898724, issued on Dec 18, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Nyron T. Marshall, M.D. located?
The NPPES record lists a practice address at 12261 Highway 49, Gulfport, MS, 39503. Phone: (228) 575-2176. Providers update this record themselves, so call before visiting.
How can I verify Nyron T. Marshall, M.D.'s license?
NPPES lists Mississippi license number 14068, as entered by the provider. Search the Mississippi State Board of Medical Licensure at https://www.msbml.ms.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Nyron T. Marshall, M.D. prescribe under Medicare Part D?
In 2024, Nyron T. Marshall, M.D. had 346 Medicare Part D claims for 113 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.