Individual provider Active NPI

Mahmoud Ismayl, MBBS

  • Interventional Cardiology Physician
  • Rochester, MN
National Provider Identifier
1831707017
Registry record updated Jun 16, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Interventional Cardiology PhysicianTaxonomy code 207RI0011X
License
73390 Issued in MN
Practice address
200 1St Street SW
Rochester, MN 55905-0001
Phone
(507) 284-2511
NPI assigned
Jul 14, 2020
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jun 16, 2026

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

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Cardiovascular Disease Physician 207RC0000X 73390 MN
Interventional Cardiology Physician 207RI0011X 73390 MN Primary
Internal Medicine Physician 207R00000X TEP8924 NE

Addresses

Primary practice location

200 1St Street SW
Rochester, MN 55905-0001

Mailing address

PO Box 860912
Minneapolis, MN 55486-0912
Phone (507) 284-2511

Other practice location 1

7710 Mercy Rd Ste 202
Omaha, NE 68124-2353
Phone (402) 280-4392

Electronic endpoints 1

TypeEndpointUseAffiliation
Direct Messaging Address mismayl1950425@ehrdirect.mayoclinicmsg.org

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in MN
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 1

Enrollment IDStateProvider typePAC IDDetails
I20230524001813 MN Practitioner - Interventional CardiologyPractitioner - Cardiovascular Disease (Cardiology) 9335564756 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Interventional CardiologyAlso: Cardiovascular Disease (Cardiology)
Education
Other, 2019
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Mayo ClinicGroup PAC ID 6507778255, 4,829 clinicians

Practice addresses (Care Compare)

200 1St St SW
Rochester, MN 55905-0001
Phone (507) 284-2511

Hospital & facility affiliations

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

State licenses

LicenseStateTypeSpecialty
TEP8924NEMDInternal Medicine Physician
73390MNMDCardiovascular Disease Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Mayo Clinic CurrentSince Jul 1, 2023 Accepting new patients
Mayo Clinic CurrentSince Jul 1, 2023 Accepting new patients
Mayo Clinic Current Accepting new patients

Locations

200 1st St SW
Rochester, MN 55905
Phone (507) 266-4850

Interoperability endpoints

  • Direct secure messaging: mismayl1950425@ehrdirect.mayoclinicmsg.org

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 and National Provider Directory roles.

Hospital & facility affiliations 1

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": "1594684800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1781568000000",
    "number": "1831707017",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 860912",
            "city": "MINNEAPOLIS",
            "state": "MN",
            "postal_code": "554860912",
            "telephone_number": "507-284-2511",
            "fax_number": "507-284-0702"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "200 1ST STREET SW",
            "city": "ROCHESTER",
            "state": "MN",
            "postal_code": "559050001",
            "telephone_number": "507-284-2511"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "7710 Mercy Rd Ste 202",
            "address_purpose": "LOCATION",
            "city": "Omaha",
            "state": "NE",
            "postal_code": "681242353",
            "country_code": "US",
            "telephone_number": "402-280-4392",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "ISMAYL",
        "first_name": "MAHMOUD",
        "name_prefix": "Dr.",
        "credential": "MBBS",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2020-07-14",
        "last_updated": "2026-06-16",
        "certification_date": "2026-06-16",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RC0000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Cardiovascular Disease",
            "state": "MN",
            "license": "73390",
            "primary": false
        },
        {
            "code": "207RI0011X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Interventional Cardiology",
            "state": "MN",
            "license": "73390",
            "primary": true
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "NE",
            "license": "TEP8924",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "mismayl1950425@ehrdirect.mayoclinicmsg.org",
            "affiliation": "N",
            "address_1": "200 1st Street SW",
            "city": "Rochester",
            "state": "MN",
            "country_code": "US",
            "postal_code": "559050001",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Rochester, MN

Sources for this page

Verify at the official NPI Registry.