Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Physician Assistant

Sierra R. Cooley, PA

Works at hospitals in Gulfport, MS · Bay Saint Louis, MS · Mississippi

Summary

Sierra R. Cooley, PA (Physician Assistant) is listed by Medicare at 2 hospitals in Gulfport, MS and Bay Saint Louis, MS. NPI 1497542906. 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 Sierra R. Cooley, 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

Physician AssistantPrimary specialty
YesAccepts Medicare assignment
1Years since medical school (graduated 2025)
FemaleGender (as listed)
Ochsner Mississippi, LLCGroup practice

Quick answers

Which hospitals does Sierra R. Cooley work at?
Medicare's official clinician data lists Sierra R. Cooley at 2 hospitals: Memorial Hospital at Gulfport and Ochsner Medical Center-Hancock. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Sierra R. Cooley see patients?
Medicare's clinician data lists 1 practice location in Bay Saint Louis, MS. Call before your visit to confirm the address.
What is Sierra R. Cooley's specialty?
Medicare lists Physician Assistant as the primary specialty.
Does Sierra R. Cooley accept Medicare assignment?
Yes. Medicare's clinician data says Sierra R. Cooley 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 Sierra R. Cooley?
(504) 842-4431, as listed in official Medicare / NPI Registry data.
What is Sierra R. Cooley's NPI number?
1497542906. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Sierra R. Cooley works

Medicare's Facility Affiliation Data lists Sierra R. Cooley 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 Sierra R. Cooley is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Sierra R. Cooley as a member of this group (CMS data updated 2026-10-02).

  • Ochsner Mississippi, LLC100 clinicians in the group

Specialties

Find other clinicians: Physician Assistant, Mississippi →

Other physician assistants in Mississippi

Clinicians with the same Medicare primary specialty in Mississippi — not a recommendation.

All physician assistants in Mississippi →

Clinician information

CredentialPA
Graduation year2025
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1497542906
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