NPIMap

Individual provider Active NPI

Mahmoud Ballout, MD

  • Internal Medicine Physician
  • Rolla, MO
National Provider Identifier
1891427472
Registry record updated Jul 22, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Internal Medicine PhysicianTaxonomy code 207R00000X
License
2025026526 Issued in MO
Practice address
1000 W 10TH St
Rolla, MO 65401-2905
Phone
(573) 364-9000
Fax
(573) 426-2108
NPI assigned
Jun 30, 2022
Last updated
Jul 22, 2025By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 22, 2025

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Internal Medicine Physician 207R00000X 2025026526 MO Primary
Hospitalist Physician 208M00000X 2025026526 MO

Addresses

Primary practice location

1000 W 10TH St
Rolla, MO 65401-2905

Mailing address

1050 W 10TH St
Rolla, MO 65401-2905
Phone (573) 364-9000

Other practice location 1

743 Spring St NE Ste 710
Gainesville, GA 30501-3715
Phone (770) 219-8730

Other practice location 2

1000 W 10th St
Rolla, MO 65401-2905
Phone (573) 458-8899

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in MO
Eligible to order & refer
  • Part B services
  • Medical equipment
  • Home health
  • Power mobility devices
  • Hospice
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20250815002165 MO Practitioner - Internal MedicinePractitioner - Hospitalist 8325428089 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Internal MedicineAlso: Hospitalist
Education
Other, 2022
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Pcrmc Medical Group IncGroup PAC ID 1557454063, 113 clinicians

Practice addresses (Care Compare)

1000 W 10TH St
Rolla, MO 65401-2905
Phone (573) 364-9000

Hospital & facility affiliations

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
Pcrmc Medical Group, Inc Internal Medicine CurrentSince Aug 1, 2025 Accepting new patients
Phelps County Regional Medical Center CurrentSince Aug 1, 2025 Accepting new patients
Phelps County Regional Medical Center CurrentSince Aug 1, 2025 Accepting new patients

Locations

1000 W 10th St
Rolla, MO 65401
Phone (573) 364-9000

1050 W 10th St
Rolla, MO 65401
Phone (573) 364-9000

Interoperability endpoints

  • Direct secure messaging: mballout40740@direct.acumenmd.com

Organizations & group practices 3

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.

Hospital & facility affiliations 8

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": "1656547200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1753142400000",
    "number": "1891427472",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1050 W 10TH ST",
            "city": "ROLLA",
            "state": "MO",
            "postal_code": "654012905",
            "telephone_number": "573-364-9000",
            "fax_number": "573-426-2108"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1000 W 10TH ST",
            "city": "ROLLA",
            "state": "MO",
            "postal_code": "654012905",
            "telephone_number": "573-364-9000",
            "fax_number": "573-426-2108"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "743 Spring St NE Ste 710",
            "address_purpose": "LOCATION",
            "city": "Gainesville",
            "state": "GA",
            "postal_code": "305013715",
            "country_code": "US",
            "telephone_number": "770-219-8730",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1000 W 10th St",
            "address_purpose": "LOCATION",
            "city": "Rolla",
            "state": "MO",
            "postal_code": "654012905",
            "country_code": "US",
            "telephone_number": "573-458-8899",
            "fax_number": "573-341-5611",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "BALLOUT",
        "first_name": "MAHMOUD",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2022-06-30",
        "last_updated": "2025-07-22",
        "certification_date": "2025-07-22",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "MO",
            "license": "2025026526",
            "primary": true
        },
        {
            "code": "208M00000X",
            "taxonomy_group": "",
            "desc": "Hospitalist",
            "state": "MO",
            "license": "2025026526",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Rolla, MO

Sources for this page

Verify at the official NPI Registry.