Regina Maria Mackey, M.D.

Primary specialty

Hospice and Palliative Medicine (Internal Medicine) PhysicianTaxonomy code 207RH0002X

License

ME184244 Issued in FL

Practice address

4500 San Pablo Rd S
Jacksonville, FL 32224-1865

Phone

(904) 953-2000

NPI assigned

Apr 11, 2013

Sex

Female

Sole proprietor

No

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

Specialties & licenses 2

Addresses

Other names 1

• Regina Maria Silva Other name

Electronic endpoints 1

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

Specialty

Hospice/Palliative CareAlso: Internal Medicine

Education

Other, 1992

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)

Hospital & facility affiliations

• Mayo Clinic Hospital Rochester Hospital, Rochester, MN, CCN 240010

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: rmackey137381@ehrdirect.mayoclinicmsg.org

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.

• Mayo Clinic

  • Multi-Specialty Clinic/Center
  • Rochester, MN
  • NPI 1922074434
  Medicare reassignment Care Compare group NPD
• Mayo Clinic

  • Clinical Medical Laboratory
  • Rochester, MN
  • NPI 1083249577
  NPD
• Mayo Clinic

  • Air Ambulance
  • Rochester, MN
  • NPI 1821326570
  NPD (past)
• Mayo Clinic Hospital-Rochester

  • General Acute Care Hospital
  • Rochester, MN
  • NPI 1841266194
  NPD (past)

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

• Mayo Clinic Hospital-Rochester

  • General Acute Care Hospital
  • Rochester, MN
  • NPI 1841266194
  Care Compare affiliation

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

{
    "created_epoch": "1365638400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1789516800000",
    "number": "1710320411",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 860912Q",
            "city": "MINNEAPOLIS",
            "state": "MN",
            "postal_code": "554860912"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4500 SAN PABLO RD S",
            "city": "JACKSONVILLE",
            "state": "FL",
            "postal_code": "322241865",
            "telephone_number": "904-953-2000"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "200 1st St SW",
            "address_purpose": "LOCATION",
            "city": "Rochester",
            "state": "MN",
            "postal_code": "559050001",
            "country_code": "US",
            "telephone_number": "507-284-2511",
            "fax_number": "507-422-0985",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "11234 Anderson Street, GME Office Westerly",
            "address_2": "Suite 'C'",
            "address_purpose": "LOCATION",
            "city": "Loma Linda",
            "state": "CA",
            "postal_code": "923542804",
            "country_code": "US",
            "telephone_number": "909-558-6688",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "MACKEY",
        "first_name": "REGINA",
        "middle_name": "MARIA",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2013-04-11",
        "last_updated": "2026-09-16",
        "certification_date": "2026-09-16",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RH0002X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Hospice and Palliative Medicine",
            "state": "FL",
            "license": "ME184244",
            "primary": true
        },
        {
            "code": "207RH0002X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Hospice and Palliative Medicine",
            "state": "MN",
            "license": "62211",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "rmackey137381@ehrdirect.mayoclinicmsg.org",
            "affiliation": "N",
            "address_1": "4500 San Pablo Rd S",
            "city": "Jacksonville",
            "state": "FL",
            "country_code": "US",
            "postal_code": "322241865",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": [
        {
            "first_name": "REGINA",
            "last_name": "SILVA",
            "middle_name": "MARIA",
            "credential": "MD",
            "code": "5",
            "type": "Other Name"
        }
    ]
}

• John Mack
• Keir Fyte Mackay, MD
• Debra Ann Macken, PT
• Callie Ann Mackey, DNP, APRN, CNP
• Lisa Mackey
• Kathy L Maclaughlin, M.D.
• Alyssa Katherine Whitney Maclean, MD
• William R Macon, M.D.
• Luai Fadi Madanat, MD
• Maday Chiropractic LLC

• Hospice and Palliative Medicine (Internal Medicine) Physician in Rochester, MN
• Providers in Rochester, MN by specialty
• Hospice and Palliative Medicine (Internal Medicine) Physician in Minnesota

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 16, 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.