NPPES file of Aug 9, 2026

Leon J. Graham, M.D.

Anesthesiology Physician · Meridian, MS

Leon J. Graham, M.D. is an anesthesiology physician with a practice address in Meridian, Mississippi, and NPI 1275515843, issued on Nov 18, 2005. Check the license (Mississippi 12841, as entered in NPPES) on the Mississippi State Board of Medical Licensure; 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
1275515843
Name
Leon J. Graham
Credential
M.D.
Primary taxonomy
Anesthesiology Physician 207L00000X
License number
12841 MS
Self-reported in NPPES; status is on the state search
Practice location
1800 12TH St, Meridian, MS 39301
Phone
(601) 703-9687
Enumerated
Nov 18, 2005
Record last updated
Nov 9, 2013 (not updated in 13 years: call before relying on the address or phone)
Fax
(601) 703-4567
Medicaid IDs
00116274 MS
009938765 AL
Medicare enrollment
Enrolled (PECOS I20040503000205); accepts Medicare assignment
Medical or professional school
University Of Mississippi School Of Medicine, 1990
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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8 nearest anesthesiology physician records → All 320 in Mississippi → Look up another NPI →

Also registered at 1800 12TH St

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

  1. Richard Abney, M.D.Internal Medicine Physician1710986591
  2. Joseph Acosta, M.D.Obstetrics & Gynecology Physician1720060551
  3. Jenni Barr, CRNACertified Registered Nurse Anesthetist1689013526
  4. Morgan Boswell, D.O.Obstetrics & Gynecology Physician1063951481
  5. Olivia Clay, ATCAthletic Trainer1114607983
  6. Charles Davenport, M.D.Cardiovascular Disease Physician1851373674

Verify Leon J. Graham in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMississippi State Board of Medical Licensure
    Search for license 12841    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 Mississippi 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 2 group practices

  1. Medical Foundation IncMeridian, MS
  2. Meridian Anesthesiology Group, IncMeridian, MS

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

Leon J. Graham among 320 anesthesiology physician records in Mississippi

Leon J. Graham, M.D. is one of 320 anesthesiology physician records with a practice address in Mississippi. 70% 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, 96% newer
  • In a Medicare fileYes · 70% of these records are
  • In the CMS Doctors and Clinicians fileYes · 61% of these records are
  • Graduated1990 · median 2003 among the 194 with a school on file
  • Record last updated2013 · 66% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207L00000X and a Mississippi practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Anesthesiology Physician providers in Mississippi

There are 320 anesthesiology physician records in Mississippi.

All 320 in Mississippi → Every provider in Meridian → Anesthesiology Physician nationwide →

The 8 anesthesiology physician records with the nearest ZIP codes

  1. Kathryn Deas, CRNAMeridian, MS 393011649230376
  2. Gregory Gravell, M.D.Meridian, MS 393011396943007
  3. Alore Lea, M.D.Meridian, MS 393011225290760
  4. Joshua Luke, M.D.Meridian, MS 393011629050687
  5. Timothy Seymour, M.D.Meridian, MS 393011972709228
  6. William Gibson, M.D.Meridian, MS 393051497767370
  7. Brett Person, M.D.Meridian, MS 393051851527485
  8. Michael Salman, M.D.Meridian, MS 393051942212840

Common questions

What is Leon J. Graham, M.D.'s NPI number?

Leon J. Graham, M.D.'s National Provider Identifier (NPI) is 1275515843, issued on Nov 18, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Leon J. Graham, M.D. located?

The NPPES record lists a practice address at 1800 12TH St, Meridian, MS, 39301. Phone: (601) 703-9687. Providers update this record themselves, so call before visiting.

How can I verify Leon J. Graham, M.D.'s license?

NPPES lists Mississippi license number 12841, 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.

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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.