John Demetro Zelem, M.D.
Surgery Physician · Booneville, MS
John Demetro Zelem, M.D. is a surgery physician with a practice address in Booneville, Mississippi, and NPI 1467400358, issued on May 4, 2006. Check the license (Mississippi 18717, as entered in NPPES) on the Mississippi State Board of Medical Licensure; the Medicare figures below come from public CMS files.
- Name
- John Demetro Zelem
- Credential
- M.D.
- Primary taxonomy
- Surgery Physician 208600000X
- License numbers
- 18717 MS
019923 CT
Self-reported in NPPES; status is on the state search - Practice location
- 100 Hospital St, Booneville, MS 38829
- Phone
- (662) 720-5131
- Enumerated
- May 4, 2006
- Record last updated
- Jul 13, 2026
- Fax
- (662) 720-5135
- Medicaid ID
- 03331273 MS
- Entity
- Type 1 · individual
8 nearest surgery physician records → All 257 in Mississippi → Look up another NPI →
Also registered at 100 Hospital St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify John Demetro Zelem in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMississippi State Board of Medical Licensure
Search for license 18717Check 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 surgery physician in 2024
16 Medicare Part D claims, against an average of 147 among the 20,115 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of 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.
John Demetro Zelem among 257 surgery physician records in Mississippi
John Demetro Zelem, M.D. is one of 257 surgery physician records with a practice address in Mississippi. 80% 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 5% of them.
- NPI issued2006 · 5% of these records are older, 54% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileNo · 59% of these records are
- Record last updated2026 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208600000X and a Mississippi practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
4 surgery physician records list a practice address in Booneville
They are 4 of the 170 NPPES records with a practice address in Booneville, and 257 surgery physician records in Mississippi.
All 257 in Mississippi → Every provider in Booneville → Surgery Physician nationwide →
The 8 surgery physician records with the nearest ZIP codes
- Joseph Feller, MDBooneville, MS 388291427183722
- Jose MadaraBooneville, MS 388291376739953
- David Therrien, M.D.Booneville, MS 388291730313974
- James Edmonson, M.D.Corinth, MS 388341689617664
- Andy Holley, D.O.Corinth, MS 388341700020005
- Mathew Johnson, M.D.Corinth, MS 388341134142334
- Benjamin Pettigrew, DOCorinth, MS 388341255787966
- Woodrow Brand, MDAmory, MS 388211053492645
Common questions
What is John Demetro Zelem, M.D.'s NPI number?
John Demetro Zelem, M.D.'s National Provider Identifier (NPI) is 1467400358, issued on May 4, 2006. An NPI identifies a provider in billing; it is not a license.
Where is John Demetro Zelem, M.D. located?
The NPPES record lists a practice address at 100 Hospital St, Booneville, MS, 38829. Phone: (662) 720-5131. Providers update this record themselves, so call before visiting.
How can I verify John Demetro Zelem, M.D.'s license?
NPPES lists Mississippi license number 18717, 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 John Demetro Zelem, M.D. prescribe under Medicare Part D?
In 2024, John Demetro Zelem, M.D. had 16 Medicare Part D claims; the average among surgery physician prescribers was 147. 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.