NPIMap

Individual provider Active NPI

Katherine Elizabeth Twombley, M.D.

  • Pediatric Nephrology Physician
  • Jacksonville, FL
National Provider Identifier
1356532311
Registry record updated Nov 12, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Pediatric Nephrology PhysicianTaxonomy code 2080P0210X
License
ME175490 Issued in FL
Practice address
807 Childrens Way
Jacksonville, FL 32207-8426
Phone
(904) 697-3600
Fax
(904) 687-3927
NPI assigned
Aug 6, 2007
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Nov 12, 2025

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

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Pediatric Nephrology Physician 2080P0210X N6732 TX
Pediatric Nephrology Physician 2080P0210X 34967 SC
Pediatric Nephrology Physician 2080P0210X ME175490 FL Primary

Addresses

Primary practice location

807 Childrens Way
Jacksonville, FL 32207-8426

Mailing address

10140 Centurion Pkwy N
Jacksonville, FL 32256-0532
Phone (904) 697-4100

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in SC, FL2 enrollments
Eligible to order & refer
  • Part B services
  • Medical equipment
  • Home health
  • Power mobility devices
  • Hospice
Green means eligible to order or refer.

Enrollment records 2

Enrollment IDStateProvider typePAC IDDetails
I20120906000290 SC Practitioner - Pediatric MedicinePractitioner - Nephrology 7618000555 Reassigns benefits to 1 organization
I20260420002729 FL Practitioner - Nephrology 7618000555 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Pediatric MedicineAlso: Nephrology
Education
Medical University of South Carolina College of Medicine, 2004
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices

Practice addresses (Care Compare)

171 Ashley Ave
Charleston, SC 29425-8908
Phone (843) 792-1414

Hospital & facility affiliations

  • Musc Medical Center Hospital, Charleston, SC, CCN 420004

Merit-based Incentive Payment System (MIPS)

Final score
79.02 of 100Reported as group
Quality
62.41
Promoting interoperability
99
Improvement activities
40

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
ME175490FLMDPediatric Nephrology Physician
N6732TXMDPediatric Nephrology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
University Medical Associates of the Medical University of South Carol CurrentSince Jul 1, 2012 Accepting new patients
University Medical Associates of the Medical University of South Carol Current Accepting new patients
University Medical Associates of the Medical University of South Carol CurrentSince Jul 1, 2012 Accepting new patients
The Nemours Foundation Past Accepting new patients

Locations

171 Ashley Ave
Charleston, SC 29425
Phone (843) 792-2123

Interoperability endpoints

  • Direct secure messaging: ktwombley18252@direct.musc.edu

Organizations & group practices 5

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 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": "1186358400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1762905600000",
    "number": "1356532311",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "10140 CENTURION PKWY N",
            "city": "JACKSONVILLE",
            "state": "FL",
            "postal_code": "322560532",
            "telephone_number": "904-697-4100"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "807 CHILDRENS WAY",
            "city": "JACKSONVILLE",
            "state": "FL",
            "postal_code": "322078426",
            "telephone_number": "904-697-3600",
            "fax_number": "904-687-3927"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "TWOMBLEY",
        "first_name": "KATHERINE",
        "middle_name": "ELIZABETH",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2007-08-06",
        "last_updated": "2025-11-12",
        "certification_date": "2025-11-12",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2080P0210X",
            "taxonomy_group": "",
            "desc": "Pediatrics, Pediatric Nephrology",
            "state": "TX",
            "license": "N6732",
            "primary": false
        },
        {
            "code": "2080P0210X",
            "taxonomy_group": "",
            "desc": "Pediatrics, Pediatric Nephrology",
            "state": "SC",
            "license": "34967",
            "primary": false
        },
        {
            "code": "2080P0210X",
            "taxonomy_group": "",
            "desc": "Pediatrics, Pediatric Nephrology",
            "state": "FL",
            "license": "ME175490",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Jacksonville, FL

Sources for this page

Verify at the official NPI Registry.