NPPES file of Aug 9, 2026

Charles Stewart Greeson, MD

Diagnostic Radiology Physician · Zachary, LA

Charles Stewart Greeson, MD is a diagnostic radiology physician with a practice address in Zachary, Louisiana, and NPI 1295788040, issued on May 19, 2006. Check the license (Louisiana 010621, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1295788040
Name
Charles Stewart Greeson
Credential
MD
Primary taxonomy
Diagnostic Radiology Physician 2085R0202X
License number
010621 LA
Self-reported in NPPES; status is on the state search
Practice location
6300 Main St, Zachary, LA 70791
Phone
(225) 658-4000
Enumerated
May 19, 2006
Record last updated
May 17, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(225) 763-9997
Medicaid ID
1301337 LA
Medicare enrollment
Enrolled (PECOS I20250521000418); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 6300 Main St

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

  1. Melissa AcostaRegistered Dietitian1093435976
  2. Katelyn Bailey, RDRegistered Dietitian1043965221
  3. Sara Bankston, AGACNP-BCAcute Care Nurse Practitioner1811798234
  4. Travis Blanchard, M.D.Diagnostic Radiology Physician1013107168
  5. Carly BourgeoisPhysician Assistant1154095479
  6. Carrie Cearley, MDEmergency Medicine Physician1801095971

Verify Charles Stewart Greeson 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 010621
    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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Bills Medicare through 3 group practices

  1. Medstar Medical Group II LLCGlen Burnie, MD
  2. Radiology Associates LLCBaton Rouge, LA
  3. Radiology Specialty Group LLCMarksville, LA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Charles Stewart Greeson among 506 diagnostic radiology physician records in Louisiana

Charles Stewart Greeson, MD is one of 506 diagnostic radiology physician records with a practice address in Louisiana. 74% 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, 40% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 69% of these records are
  • Graduated1967 · median 2001 among the 351 with a school on file
  • Record last updated2021 · 69% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0202X and a Louisiana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Diagnostic Radiology Physician providers in Louisiana

There are 506 diagnostic radiology physician records in Louisiana.

The 8 diagnostic radiology physician records with the nearest ZIP codes

  1. Travis Blanchard, M.D.Zachary, LA 707911013107168
  2. Deana Jones-Braswell, MDZachary, LA 707911316999881
  3. John Bani, MDBaton Rouge, LA 708021447941695
  4. Chester Coles, MDBaton Rouge, LA 708061144300666
  5. Brant Casford, MDBaton Rouge, LA 708081780658005
  6. Jacques De La Bretonne, M.D.Baton Rouge, LA 708081922041334
  7. Thomas Demars, M.D.Baton Rouge, LA 708081194744193
  8. Keith Gibson, M.D.Baton Rouge, LA 708081841270592

Common questions

What is Charles Stewart Greeson, MD's NPI number?

Charles Stewart Greeson, MD's National Provider Identifier (NPI) is 1295788040, issued on May 19, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Charles Stewart Greeson, MD located?

The NPPES record lists a practice address at 6300 Main St, Zachary, LA, 70791. Phone: (225) 658-4000. Providers update this record themselves, so call before visiting.

How can I verify Charles Stewart Greeson, MD's license?

NPPES lists Louisiana license number 010621, 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.

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.