Margaret Miles Gregg, NP

Primary specialty

Acute Care Nurse PractitionerTaxonomy code 363LA2100X

License

906802 Issued in MS

Practice address

969 Lakeland Dr
Jackson, MS 39216-4606

Phone

(601) 200-5354

Fax

(601) 200-0124

NPI assigned

Jul 16, 2024

Last updated

Sep 3, 2026By the provider in NPPES

Sex

Female

Sole proprietor

No

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Enrolled in MS

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: Yes
• Power mobility devices: Yes
• Hospice: No

Green means eligible to order or refer.

Enrollment records 1

Specialty

Nurse Practitioner

Education

Other, 2024

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Greenwood Leflore HospitalGroup PAC ID 7517031313, 2 clinicians

Greenwood Leflore HospitalGroup PAC ID 1153399472, 16 clinicians

St. Dominic Jackson MemorialGroup PAC ID 4385531847, 56 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Greenwood Leflore Hospital Hospital, Greenwood, MS, CCN 250099
• St Dominic-Jackson Memorial Hospital Hospital, Jackson, MS, CCN 250048

Medicare enrollment (NPD)

Enrolled

Credentials

Nurse Practitioner

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: margaret.gregg.p1@direct.glh.nextgenshare.com

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

• Greenwood Leflore Hospital

  dba Greenwood Neurology Clinic

  • Neurology Physician
  • Greenwood, MS
  • NPI 1083674204
  Medicare reassignment Care Compare group NPD
• St. Dominic Jackson Memorial

  • Emergency Medicine Physician
  • Jackson, MS
  • NPI 1235173691
  Medicare reassignment Care Compare group NPD
• State of Mississippi - University of Mississippi Medical Center

  dba UMMC Greenwood Hospital

  • General Acute Care Hospital
  • Greenwood, MS
  • NPI 1699714717
  Medicare reassignment Care Compare group NPD
• Central Mississippi Radiology

  • Specialist
  • Greenwood, MS
  • NPI 1275725590
  NPD
• St Dominic Hospital Crna's

  • Certified Registered Nurse Anesthetist
  • Jackson, MS
  • NPI 1467682195
  NPD
• Sunder Jagwani MD PA

  • Body Imaging Physician
  • Greenwood, MS
  • NPI 1033318985
  NPD

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

• St Dominic-Jackson Memorial Hospital

  • General Acute Care Hospital
  • Jackson, MS
  • NPI 1306876065
  Care Compare affiliation
• State of Mississippi - University of Mississippi Medical Center

  dba UMMC Greenwood Hospital

  • General Acute Care Hospital
  • Greenwood, MS
  • NPI 1699714717
  Care Compare affiliation

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1721088000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1788393600000",
    "number": "1255179115",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "5959 S SHERWOOD FOREST BLVD",
            "city": "BATON ROUGE",
            "state": "LA",
            "postal_code": "708166038",
            "telephone_number": "601-200-5354",
            "fax_number": "225-765-9196"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "969 LAKELAND DR",
            "city": "JACKSON",
            "state": "MS",
            "postal_code": "392164606",
            "telephone_number": "601-200-5354",
            "fax_number": "601-200-0124"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1401 River Rd",
            "address_purpose": "LOCATION",
            "city": "Greenwood",
            "state": "MS",
            "postal_code": "389304030",
            "country_code": "US",
            "telephone_number": "662-459-7000",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "971 Lakeland Dr Ste 557",
            "address_purpose": "LOCATION",
            "city": "Jackson",
            "state": "MS",
            "postal_code": "392164661",
            "country_code": "US",
            "telephone_number": "601-200-4560",
            "fax_number": "601-200-4580",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "GREGG",
        "first_name": "MARGARET",
        "middle_name": "MILES",
        "credential": "NP",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2024-07-16",
        "last_updated": "2026-09-03",
        "certification_date": "2026-09-03",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LA2100X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Acute Care",
            "state": "MS",
            "license": "906802",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Leilani Lani Greening, PHD
• Christopher Edmund Greenleaf, M.D., M.B.A.
• Prisca Evelyn Greenwood, M.A
• Angela Cherwyn Greer, PHARM.D.
• Katharine T. Gregg, MD
• Raymond F Grenfell, Jr., M.D.
• Raymond Frederic Grenfell III, MD
• Emily Evans Grenn
• Catherine Ann Gressett, MD
• Steven Cody Gressett, MD

• Acute Care Nurse Practitioner in Jackson, MS
• Providers in Jackson, MS by specialty
• Acute Care Nurse Practitioner in Mississippi

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 3, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.