Individual provider Active NPI

Chibuzor Nkiruka Nnaji, M.D

  • Hospitalist Physician
  • Marietta, GA
National Provider Identifier
1740418177
Registry record updated Dec 20, 2018
On this page

Key facts

NPPES NPI Registry
Primary specialty
Hospitalist PhysicianTaxonomy code 208M00000X
License
68745 Issued in GA
Practice address
1456 Bentley LN SE
Marietta, GA 30067-6256
Phone
(770) 977-1057
NPI assigned
Jun 24, 2009
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Dec 20, 2018

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

Specialties & licenses 4

Specialty (taxonomy)CodeLicenseStatePrimary
Internal Medicine Physician 207R00000X 68745 GA
Internal Medicine Physician 207R00000X A123225 CA
Internal Medicine Physician 207R00000X 54191 TN
Hospitalist Physician 208M00000X 68745 GA Primary

Addresses

Primary practice location

1456 Bentley LN SE
Marietta, GA 30067-6256

Mailing address

1456 Bentley LN SE
Marietta, GA 30067-6256
Phone (510) 499-5578

Other names 1

  • Chibuzor Nkiruka Olisa Former name

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in GA, TN, AL, CA4 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
I20121129000487 GA Practitioner - HospitalistPractitioner - Internal Medicine 5395997175 Reassigns benefits to 11 organizations
I20180614001449 TN Practitioner - Internal Medicine 5395997175 Reassigns benefits to 4 organizations
I20190819002747 AL Practitioner - Emergency Medicine 5395997175 Reassigns benefits to 2 organizations
I20250829004371 CA Practitioner - Hospitalist 5395997175 Reassigns benefits to 5 organizations

Care Compare profile

Medicare Care Compare
Specialty
Hospitalist
Education
Other, 1999
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Galen Inpatient Physicians PCGroup PAC ID 3678464633, 1,045 clinicians
Southeastern Physician Services PCGroup PAC ID 0042307852, 591 clinicians
Emory Specialty Associates, LLCGroup PAC ID 3476559782, 706 clinicians
County of Santa ClaraGroup PAC ID 1254244973, 1,000 clinicians

Practice addresses (Care Compare)

1010 Murray Ave
San Luis Obispo, CA 93405-1806
Phone (805) 546-7600

10820 Parkside Dr
Knoxville, TN 37934-1956
Phone (865) 218-7011

1821 Clifton Rd NE
Atlanta, GA 30329-4021
Phone (404) 728-6812

2525 Desales Ave
Chattanooga, TN 37404-1161
Phone (423) 495-2525

3651 Wheeler Rd
Augusta, GA 30909-6521
Phone (706) 651-3232

501 Redmond Rd NW
Rome, GA 30165-1415
Phone (706) 291-0291

751 S Bascom Ave
Santa Clara Vly Med
San Jose, CA 95128-2604
Phone (408) 885-5000

Hospital & facility affiliations

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
68745GAMDHospitalist Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Wellstar Medical Group, LLC Current Accepting new patients
24 On Physicians, PC Hospitalist CurrentSince Jan 1, 2013 Accepting new patients
County of Santa Clara CurrentSince Dec 1, 2025 Accepting new patients
Southeastern Physician Services PC Internal Medicine CurrentSince Aug 1, 2023 Accepting new patients
County of Santa Clara CurrentSince Dec 1, 2025 Accepting new patients
Houston Hospitalist Group LLC Hospitalist Current Accepting new patients
Muscogee Hospitalist Services, LLC Hospitalist CurrentSince Oct 15, 2020 Accepting new patients
Wellstar Medical Group, LLC CurrentSince Aug 1, 2020 Accepting new patients
Galen Inpatient Physicians PC. Hospitalist CurrentSince Aug 11, 2025 Accepting new patients
Southeastern Hospitalist Services PC Internal Medicine CurrentSince Dec 15, 2016 Accepting new patients
Inpatient Consultants of Alabama, Inc Internal Medicine CurrentSince Dec 1, 2019 Accepting new patients
Wellstar Medical Group, LLC CurrentSince Aug 1, 2020 Accepting new patients
Galen Inpatient Physicians, PC Hospitalist Current Accepting new patients
Emory Specialty Associates, LLC Internal Medicine CurrentSince Oct 1, 2022 Accepting new patients
Inpatient Specialists of California, PC Internal Medicine CurrentSince Jun 9, 2025 Accepting new patients
Houston Hospitalist Group LLC Hospitalist CurrentSince May 1, 2020 Accepting new patients
Usacs Integrated Acute Care Services of Alabama, LLC Internal Medicine CurrentSince Jun 11, 2024 Accepting new patients
Hospital Physician Services - Southeast Professional Corporation Hospitalist CurrentSince Aug 20, 2020 Accepting new patients
24 On Physicians, P.C. Hospitalist CurrentSince Jan 1, 2013 Accepting new patients
Hamilton Medical Center, Inc. CurrentSince Feb 1, 2015 Accepting new patients
Hamilton Physician Group Inc CurrentSince Feb 1, 2015 Accepting new patients
App of Tennessee HM, PLLC Hospitalist CurrentSince Dec 1, 2020 Accepting new patients
Benning Hospitalist Services, LLC Hospitalist CurrentSince Oct 15, 2020 Accepting new patients
Galen Inpatient Physicians PC Hospitalist CurrentSince Aug 11, 2025 Accepting new patients
Summit Medical Group, PLLC Internal Medicine CurrentSince Dec 3, 2017 Accepting new patients
The Emory Clinic Inc Internal Medicine CurrentSince Nov 1, 2012 Accepting new patients
County of Santa Clara CurrentSince Dec 1, 2025 Accepting new patients
Summit Medical Group, PLLC Internal Medicine CurrentSince Dec 3, 2017 Accepting new patients
County of Santa Clara CurrentSince Dec 1, 2025 Accepting new patients
Bradley Medical Center, LLC Past Accepting new patients
HH Health System - Jackson LLC Past Accepting new patients

Locations (25 of 45)

750 Morphy Ave
Fairhope, AL 36532
Phone (251) 928-2375

3719 Dauphin St
Mobile, AL 36608
Phone (251) 342-3000

380 Woods Cove Rd
Scottsboro, AL 35768
Phone (256) 218-3579

2100 Powell St
Ste 400
Emeryville, CA 94608
Phone (510) 350-2638

7475 Camino Arroyo
Gilroy, CA 95020
Phone (408) 852-2400

1509 Wilson Ter
Glendale, CA 91206
Phone (818) 409-8071

1601 Cummins Dr
Ste D
Modesto, CA 95358
Phone (510) 851-7423

350 S Oak Ave
Oakdale, CA 95361
Phone (209) 847-3011

2101 Alexian Dr
San Jose, CA 95116
Phone (408) 272-6050

1993 McKee Rd
San Jose, CA 95116
Phone (408) 254-6320

500 Tully Rd
San Jose, CA 95111
Phone (408) 817-1433

751 S Bascom Ave
San Jose, CA 95128
Phone (408) 885-5110

1996 Lundy Ave
San Jose, CA 95131
Phone (408) 299-5846

750 S Bascom Ave
San Jose, CA 95128
Phone (408) 885-2320

1010 Murray Ave
Sn Luis Obisp, CA 93405
Phone (805) 546-7600

1800 N California St
Stockton, CA 95204
Phone (209) 467-6400

660 S Fair Oaks Ave
Sunnyvale, CA 94086
Phone (408) 885-7366

13000 Deerfield Pkwy
Ste 100
Alpharetta, GA 30004

1365 Clifton Rd NE
Atlanta, GA 30322
Phone (404) 778-7525

1776 Old Spring House Ln
Atlanta, GA 30338
Phone (770) 454-0091

1821 Clifton Rd NE
Atlanta, GA 30329
Phone (404) 728-6812

2201 Henderson Mill Rd NE
Ste 160
Atlanta, GA 30345
Phone (404) 251-2193

35 Collier Rd NW
Ste 635
Atlanta, GA 30309
Phone (404) 367-3000

705 Dixie St
Carrollton, GA 30117
Phone (770) 812-9666

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

Interoperability endpoints

  • FHIR API: https://api.platform.athenahealth.com/14272/brand/70/csg/1/fhir/r4
  • Direct secure messaging: cnnaji401118@direct.emory.org

Organizations & group practices 35

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

View all 35

Hospital & facility affiliations 6

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": "1245801600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1545264000000",
    "number": "1740418177",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1456 BENTLEY LN SE",
            "city": "MARIETTA",
            "state": "GA",
            "postal_code": "300676256",
            "telephone_number": "510-499-5578"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1456 BENTLEY LN SE",
            "city": "MARIETTA",
            "state": "GA",
            "postal_code": "300676256",
            "telephone_number": "770-977-1057"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "NNAJI",
        "first_name": "CHIBUZOR",
        "middle_name": "NKIRUKA",
        "credential": "M.D",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2009-06-24",
        "last_updated": "2018-12-20",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "GA",
            "license": "68745",
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "CA",
            "license": "A123225",
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "TN",
            "license": "54191",
            "primary": false
        },
        {
            "code": "208M00000X",
            "taxonomy_group": "",
            "desc": "Hospitalist",
            "state": "GA",
            "license": "68745",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "CHIBUZOR",
            "last_name": "OLISA",
            "middle_name": "NKIRUKA",
            "credential": "M.D",
            "code": "1",
            "type": "Former Name"
        }
    ]
}

Other providers in Marietta, GA

Sources for this page

Verify at the official NPI Registry.