Word M. Johnston, M.D.
Family Medicine Physician · Mount Olive, MS
Word M. Johnston, M.D. is a family medicine physician with a practice address in Mount Olive, Mississippi, and NPI 1952305567, issued on Jun 10, 2005. Check the license (Mississippi 10174, as entered in NPPES) on the Mississippi State Board of Medical Licensure; the Medicare figures below come from public CMS files.
- Name
- Word M. Johnston
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 10174 MS
Self-reported in NPPES; status is on the state search - Practice location
- 603 South Main Street, Mount Olive, MS 39119
- Phone
- (601) 797-3405
- Enumerated
- Jun 10, 2005
- Record last updated
- Mar 7, 2023
- Fax
- (601) 797-9842
- Medicaid ID
- 00019242 MS
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 1,165 in Mississippi → Look up another NPI →
Verify Word M. Johnston in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMississippi State Board of Medical Licensure
Search for license 10174Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
83% more Medicare Part D claims than the average family medicine physician in 2024
6,470 Medicare Part D claims for 346 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 42 claims were for opioids.
Most prescribed
- Amlodipine Besylate358 claims
- Atorvastatin Calcium295 claims
- Pantoprazole Sodium226 claims
- Levothyroxine Sodium214 claims
- Potassium Chloride181 claims
- Gabapentin176 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.
Word M. Johnston among 1,165 family medicine physician records in Mississippi
Word M. Johnston, M.D. is one of 1,165 family medicine physician records with a practice address in Mississippi. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 91% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileNo · 64% of these records are
- Record last updated2023 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Mississippi practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Family Medicine Physician providers in Mississippi
There are 1,165 family medicine physician records in Mississippi.
All 1,165 in Mississippi → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Joseph Johnston, M.D.Mount Olive, MS 391191922002567
- Evan Underwood, M.D.Mount Olive, MS 391191205148459
- Jeffrey Anderson, D.O.Natchez, MS 391201851326813
- Anthony Buckles, MDNatchez, MS 391201528053212
- Amber Hawthorne, FNP-BCNatchez, MS 391201457277907
- Frederick Ragan, MDNatchez, MS 391201205092525
- Barbara Smith, MDNatchez, MS 391201730187261
- Matthew Verucchi, MDNatchez, MS 391201841391315
Common questions
What is Word M. Johnston, M.D.'s NPI number?
Word M. Johnston, M.D.'s National Provider Identifier (NPI) is 1952305567, issued on Jun 10, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Word M. Johnston, M.D. located?
The NPPES record lists a practice address at 603 South Main Street, Mount Olive, MS, 39119. Phone: (601) 797-3405. Providers update this record themselves, so call before visiting.
How can I verify Word M. Johnston, M.D.'s license?
NPPES lists Mississippi license number 10174, 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 Word M. Johnston, M.D. prescribe under Medicare Part D?
In 2024, Word M. Johnston, M.D. had 6,470 Medicare Part D claims for 346 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.