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Emergency Medicine

Grif A. Leek, MD

Works at hospitals in Hattiesburg, MS · Mississippi

Summary

Grif A. Leek, MD (Emergency Medicine) is listed by Medicare at 1 hospital in Hattiesburg, MS. NPI 1841284767. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Grif A. Leek, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

Emergency MedicinePrimary specialty
YesAccepts Medicare assignment
31Years since medical school (graduated 1995)
Louisiana State University School Of Medicine In New OrleansMedical school
MaleGender (as listed)
Relias Emergency Medicine Specialists of Hattiesburg LLCGroup practice

Quick answers

Which hospitals does Grif A. Leek work at?
Medicare's official clinician data lists Grif A. Leek at 1 hospital: Forrest General Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Grif A. Leek see patients?
Medicare's clinician data lists 1 practice location in Hattiesburg, MS. Call before your visit to confirm the address.
What is Grif A. Leek's specialty?
Medicare lists Emergency Medicine as the primary specialty.
Does Grif A. Leek accept Medicare assignment?
Yes. Medicare's clinician data says Grif A. Leek accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
What is the phone number for Grif A. Leek?
(601) 288-7000, as listed in official Medicare / NPI Registry data.
What is Grif A. Leek's NPI number?
1841284767. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Grif A. Leek works

Medicare's Facility Affiliation Data lists Grif A. Leek at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where Grif A. Leek is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Grif A. Leek as a member of this group (CMS data updated 2026-10-02).

  • Relias Emergency Medicine Specialists of Hattiesburg LLC48 clinicians in the group

Specialties

Find other Emergency Medicine doctors in Mississippi →

Other emergency medicine doctors in Hattiesburg

Clinicians with the same Medicare primary specialty in Hattiesburg, MS — not a recommendation.

All emergency medicine doctors in Hattiesburg →

Clinician information

CredentialMD
Medical schoolLouisiana State University School Of Medicine In New Orleans
Graduation year1995
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1841284767
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians