NPPES file of Aug 9, 2026

John Davidson Gladney, MD

Surgery Physician · Shreveport, LA

John Davidson Gladney, MD is a surgery physician with a practice address in Shreveport, Louisiana, and NPI 1821054214, issued on Apr 25, 2006. Check the license (Louisiana L015042, as entered in NPPES) on the Louisiana State Board of Medical Examiners; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1821054214
Name
John Davidson Gladney
Credential
MD
Primary taxonomy
Surgery Physician 208600000X
License number
L015042 LA
Self-reported in NPPES; status is on the state search
Practice location
8001 Youree Drive, Shreveport, LA 71115
Phone
(318) 795-9100
Enumerated
Apr 25, 2006
Record last updated
Jan 11, 2011 (not updated in 15 years: call before relying on the address or phone)
Fax
(318) 222-8889
Medicaid ID
1362395 LA
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 8001 Youree Drive

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Kevin Marler, MDSurgical Oncology Physician1396701793
  2. Sarah Sanders, PAPhysician Assistant1104012178
  3. Amber Shah, M.D.Cardiovascular Disease Physician1932268273
  4. Terry Strain, P.A.Physician Assistant1205856234

Verify John Davidson Gladney in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersLouisiana State Board of Medical Examiners
    Search for license L015042
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Louisiana license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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92% fewer Medicare Part D claims than the average surgery physician in 2024

12 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.

  1. John Gladney12
  2. Specialty average147

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 Davidson Gladney among 432 surgery physician records in Louisiana

John Davidson Gladney, MD is one of 432 surgery physician records with a practice address in Louisiana. 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 2006, is newer than 17% of them.

  • NPI issued2006 · 17% of these records are older, 49% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileNo · 64% of these records are
  • Record last updated2011 · 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 208600000X and a Louisiana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Surgery Physician providers in Louisiana

There are 432 surgery physician records in Louisiana.

The 8 surgery physician records with the nearest ZIP codes

  1. Brandon Blackledge, DOShreveport, LA 711151376162065
  2. Michael Banda, M.D.Bossier City, LA 711111528064078
  3. James Howell, M.D.Bossier City, LA 711111356330823
  4. Larry Sasaki, MDBossier City, LA 711111427054022
  5. James Barnes, M.D.Shreveport, LA 711051033158837
  6. Brian Dockendorf, MDShreveport, LA 711051598769432
  7. Ryan Downey, MDShreveport, LA 711051801473798
  8. David Juan, M.D.Shreveport, LA 711051528300076

Common questions

What is John Davidson Gladney, MD's NPI number?

John Davidson Gladney, MD's National Provider Identifier (NPI) is 1821054214, issued on Apr 25, 2006. An NPI identifies a provider in billing; it is not a license.

Where is John Davidson Gladney, MD located?

The NPPES record lists a practice address at 8001 Youree Drive, Shreveport, LA, 71115. Phone: (318) 795-9100. Providers update this record themselves, so call before visiting.

How can I verify John Davidson Gladney, MD's license?

NPPES lists Louisiana license number L015042, as entered by the provider. Search the Louisiana State Board of Medical Examiners at https://www.lsbme.la.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does John Davidson Gladney, MD prescribe under Medicare Part D?

In 2024, John Davidson Gladney, MD had 12 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.