Individual provider Active NPI

Nieka Harris, M.D.

  • Gastroenterology Physician
  • Southaven, MS
National Provider Identifier
1396825618
Registry record updated Sep 3, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Gastroenterology PhysicianTaxonomy code 207RG0100X
License
74361 Issued in TN
Practice address
363 Southcrest Cir Ste 302
Southaven, MS 38671-4737
Phone
(901) 226-4003
Fax
(901) 227-8591
NPI assigned
Oct 17, 2006
Last updated
Sep 3, 2026By the provider in NPPES
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Sep 3, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Gastroenterology Physician 207RG0100X 74361 TN Primary
Gastroenterology Physician 207RG0100X 35720 MS

Addresses

Primary practice location

363 Southcrest Cir Ste 302
Southaven, MS 38671-4737

Mailing address

350 N Humphreys Blvd
Memphis, TN 38120-2177
Phone (901) 226-4003

Other practice location 1

7601 Southcrest Pkwy
Southaven, MS 38671-4739
Phone (901) 226-4003

Other practice location 2

1500 W Poplar Ave Ste 201
Collierville, TN 38017-0601
Phone (901) 226-4003

Other practice location 3

6019 Walnut Grove Rd
Memphis, TN 38120-2113
Phone (901) 226-4003

Other practice location 4

80 Humphreys Center Dr Ste 201
Memphis, TN 38120-2361
Phone (901) 226-4003

Other practice location 5

2100 Exeter Rd
Germantown, TN 38138-3922
Phone (901) 226-4003

Other practice location 6

6225 Humphreys Blvd
Memphis, TN 38120-2373
Phone (901) 226-4003

Other practice location 7

6019 Walnut Grove Rd
Memphis, TN 38120-2113
Phone (901) 226-4003

Other identifiers 1

IdentifierTypeStateIssuer
019041800MedicaidFL

Electronic endpoints 1

TypeEndpointUseAffiliation
Direct Messaging Address nharris205401@direct.lexmed.com Direct

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in VA, GA, SC, NC4 enrollments
Eligible to order & refer
  • Part B services: Yes
  • Medical equipment: Yes
  • Home health: Yes
  • Power mobility devices: Yes
  • Hospice: Yes
Green means eligible to order or refer.

Enrollment records 4

Enrollment IDStateProvider typePAC IDDetails
I20171031003297 VA Practitioner - Gastroenterology 0547408395 Reassigns benefits to 2 organizations
I20230907000066 GA Practitioner - Gastroenterology 0547408395 Reassigns benefits to 2 organizations
I20251015001879 SC Practitioner - Gastroenterology 0547408395 Reassigns benefits to 1 organization
I20251229001229 NC Practitioner - Gastroenterology 0547408395 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Gastroenterology
Education
Temple University School of Medicine, 2006
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Lexington Health IncGroup PAC ID 2567872070, shared by 15 NPIs, 905 clinicians
NHCS Physicians IncGroup PAC ID 7719209154, 97 clinicians
Prisma Health Medical Group-MidlandsGroup PAC ID 5991099707, 1,040 clinicians

Practice addresses (Care Compare)

146 E Hospital Dr
Suite 400
West Columbia, SC 29169-4800
Phone (803) 936-3300

1510 N 28TH St
Richmond, VA 23223-5311

2460 Curtis Ellis Dr
Rocky Mount, NC 27804-2237
Phone (252) 962-8124

3 Richland Medical Park Dr
Suite 120
Columbia, SC 29203-6850
Phone (803) 434-8866

8220 Meadowbridge Rd
Suite 101
Mechanicsville, VA 23116-2336
Phone (804) 288-2673

Hospital & facility affiliations

Procedures performed for Medicare patients

ProcedureNumber of procedures
Colonoscopy1-10
Upper gastrointestinal (GI) endoscopy for acid reflux14

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
0101242128VAMDInternal Medicine Physician
95426SCMDGastroenterology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Hospital Authority of Valdosta and Lowndes County Georgia Multi-Specialty Current Accepting new patients
NHCS Physicians Inc CurrentSince Oct 7, 2025 Accepting new patients
Sentara Medical Group Multi-Specialty CurrentSince Apr 23, 2021 Accepting new patients
Prisma Health Medical Group-Midlands Multi-Specialty CurrentSince Sep 26, 2025 Accepting new patients
Hospital Authority of Valdosta and Lowndes County Georgia Multi-Specialty CurrentSince Jun 21, 2023 Accepting new patients
Bon Secours Medical Group Richmond Specialty Care LLC Multi-Specialty CurrentSince Feb 16, 2026 Accepting new patients
Hospital Authority of Valdosta and Lowndes County, Georgia CurrentSince Jun 21, 2023 Accepting new patients
Columbus Ambulatory Healthcare Services, Inc. Multi-Specialty CurrentSince Apr 14, 2024 Accepting new patients
Columbus Ambulatory Healthcare Services, Inc. Multi-Specialty CurrentSince Apr 14, 2024 Accepting new patients
NHCS Physicians Inc Multi-Specialty CurrentSince Oct 7, 2025 Accepting new patients
Bon Secours Medical Group Richmond Specialty Care LLC CurrentSince Feb 16, 2026 Accepting new patients
Prisma Health Medical Group-Midlands CurrentSince Sep 26, 2025 Accepting new patients
Albemarle Physician Services - Sentara, Inc Multi-Specialty Past Accepting new patients

Locations

100 Frist Ct
Columbus, GA 31909
Phone (706) 494-2100

1800 10th Ave
Columbus, GA 31901
Phone (706) 571-1120

710 Center St
Columbus, GA 31901
Phone (706) 571-1000

2501 N Patterson St
Valdosta, GA 31602
Phone (229) 259-4139

2460 Curtis Ellis Dr
Rocky Mount, NC 27804
Phone (252) 443-8199

2 Medical Park Rd
Ste 506
Columbia, SC 29203
Phone (803) 434-3930

3 Richland Medical Park Dr
Ste 120
Columbia, SC 29203
Phone (803) 434-8866

8262 Atlee Rd
Ste 205
Mechanicsvlle, VA 23116
Phone (804) 559-0194

824 N Military Hwy
Ste 100
Norfolk, VA 23502
Phone (888) 236-2263

850 Kempsville Rd
Norfolk, VA 23502
Phone (757) 261-0162

863 Glenrock Rd
Norfolk, VA 23502
Phone (757) 252-2918

1510 N 28th St
Ste 110
Richmond, VA 23223
Phone (804) 545-2304

2800 Godwin Blvd
Suffolk, VA 23434
Phone (757) 363-6850

Interoperability endpoints

  • Direct secure messaging: nharris877687@direct.ghs.myhfn.org

Organizations & group practices 13

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.

View all 13

Hospital & facility affiliations 4

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

NPI Registry JSON

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

{
    "created_epoch": "1161043200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1788393600000",
    "number": "1396825618",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "350 N HUMPHREYS BLVD",
            "city": "MEMPHIS",
            "state": "TN",
            "postal_code": "381202177",
            "telephone_number": "901-226-4003",
            "fax_number": "901-227-8591"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "363 SOUTHCREST CIR STE 302",
            "city": "SOUTHAVEN",
            "state": "MS",
            "postal_code": "386714737",
            "telephone_number": "901-226-4003",
            "fax_number": "901-227-8591"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "7601 Southcrest Pkwy",
            "address_purpose": "LOCATION",
            "city": "Southaven",
            "state": "MS",
            "postal_code": "386714739",
            "country_code": "US",
            "telephone_number": "901-226-4003",
            "fax_number": "901-227-8591",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1500 W Poplar Ave Ste 201",
            "address_purpose": "LOCATION",
            "city": "Collierville",
            "state": "TN",
            "postal_code": "380170601",
            "country_code": "US",
            "telephone_number": "901-226-4003",
            "fax_number": "901-227-8591",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "6019 Walnut Grove Rd",
            "address_purpose": "LOCATION",
            "city": "Memphis",
            "state": "TN",
            "postal_code": "381202113",
            "country_code": "US",
            "telephone_number": "901-226-4003",
            "fax_number": "901-227-8591",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "80 Humphreys Center Dr Ste 201",
            "address_purpose": "LOCATION",
            "city": "Memphis",
            "state": "TN",
            "postal_code": "381202361",
            "country_code": "US",
            "telephone_number": "901-226-4003",
            "fax_number": "901-227-8591",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "2100 Exeter Rd",
            "address_purpose": "LOCATION",
            "city": "Germantown",
            "state": "TN",
            "postal_code": "381383922",
            "country_code": "US",
            "telephone_number": "901-226-4003",
            "fax_number": "901-227-8591",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "6225 Humphreys Blvd",
            "address_purpose": "LOCATION",
            "city": "Memphis",
            "state": "TN",
            "postal_code": "381202373",
            "country_code": "US",
            "telephone_number": "901-226-4003",
            "fax_number": "901-227-8591",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "6019 Walnut Grove Rd",
            "address_purpose": "LOCATION",
            "city": "Memphis",
            "state": "TN",
            "postal_code": "381202113",
            "country_code": "US",
            "telephone_number": "901-226-4003",
            "fax_number": "901-227-8591",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "HARRIS",
        "first_name": "NIEKA",
        "name_prefix": "Ms.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2006-10-17",
        "last_updated": "2026-09-03",
        "certification_date": "2026-09-03",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RG0100X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Gastroenterology",
            "state": "TN",
            "license": "74361",
            "primary": true
        },
        {
            "code": "207RG0100X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Gastroenterology",
            "state": "MS",
            "license": "35720",
            "primary": false
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "019041800",
            "state": "FL"
        }
    ],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "nharris205401@direct.lexmed.com",
            "affiliation": "N",
            "use": "DIRECT",
            "useDescription": "Direct",
            "address_1": "146 E Hospital Dr",
            "city": "West Columbia",
            "state": "SC",
            "country_code": "US",
            "postal_code": "291694800",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Southaven, MS

Sources for this page

Verify at the official NPI Registry.