NPIMap

Individual provider Active NPI

Gil A Cu, MD

  • Nephrology Physician
  • Jacksonville, FL
National Provider Identifier
1558338343
Registry record updated Sep 5, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Nephrology PhysicianTaxonomy code 207RN0300X
License
ME-0069707 Issued in FL
Practice address
10150 Belle Rive Blvd Unit 602
Jacksonville, FL 32256-9589
Phone
(904) 228-7239
Fax
(800) 747-3061
NPI assigned
Mar 1, 2006
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Sep 5, 2025

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

Specialties & licenses 5

Specialty (taxonomy)CodeLicenseStatePrimary
Nephrology PhysicianGroup: 193400000X SINGLE SPECIALTY GROUP 207RN0300X MD-19089 HI
Internal Medicine Physician 207R00000X ME69707 FL
Nephrology PhysicianGroup: 193400000X SINGLE SPECIALTY GROUP 207RN0300X ME-0069707 FL Primary
Nephrology Physician 207RN0300X ME69707 FL
Nephrology Physician 207RN0300X 115834 MT

Addresses

Primary practice location

10150 Belle Rive Blvd Unit 602
Jacksonville, FL 32256-9589

Mailing address

10150 Belle Rive Blvd Unit 602
Jacksonville, FL 32256-9589
Phone (904) 228-7239

Other practice location 1

94-229 Waipahu Depot St Ste 101
Waipahu, HI 96797-3032
Phone (808) 206-9849

Other practice location 2

1101 26th St S
Great Falls, MT 59405-5161
Phone (406) 455-5000

Other identifiers 1

IdentifierTypeStateIssuer
003983MedicaidHI

Electronic endpoints 1

TypeEndpointUseAffiliation
Direct Messaging Address gcu50033@direct.acumenmd.com

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in FL, MT2 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
I20050221000066 FL Practitioner - Internal MedicinePractitioner - Nephrology 5092784603 Reassigns benefits to 1 organization
I20221213000139 MT Practitioner - NephrologyPractitioner - Internal Medicine 5092784603 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
NephrologyAlso: Internal Medicine
Education
Other, 1983
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Benefis Hospitals IncGroup PAC ID 1153235296, 390 clinicians
Providence Health and Services MtGroup PAC ID 6608786306, 358 clinicians

Practice addresses (Care Compare)

1401 25TH St S
Great Falls, MT 59405-5183
Phone (406) 455-5000

15255 Max Leggett Pkwy
Suite 5000
Jacksonville, FL 32218-7274
Phone (904) 737-2750

3055 N Reserve St
Suite D
Missoula, MT 59808-1395
Phone (406) 327-7000

Hospital & facility affiliations

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
ME69707FLMDInternal Medicine Physician
ME-0069707FLMDNephrology Physician
MD-19089HIMDNephrology Physician
115834MTMDNephrology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Providence Health & Services Mt CurrentSince Jan 3, 2023 Accepting new patients
Gil a Cu MD LLC Single Specialty CurrentSince Jun 9, 2023 Accepting new patients
Providence Health & Services Mt Single Specialty CurrentSince Jan 3, 2023 Accepting new patients
Providence Health & Services Mt Single Specialty Current Accepting new patients
Benefis Hospitals Inc Single Specialty CurrentSince Sep 8, 2025 Accepting new patients
Darling Emergency Physicians LLC Single Specialty Past Accepting new patients
Mayo Clinic Health System in Waycross, Inc. Single Specialty Past Accepting new patients
Nephrology Group of Northeast Single Specialty Past Accepting new patients

Locations

15255 Max Leggett Pkwy
Ste 5000
Jacksonville, FL 32218
Phone (904) 541-0315

1401 25th St S
Great Falls, MT 59405
Phone (406) 455-3650

1101 26th St S
Great Falls, MT 59405
Phone (406) 455-4690

1101 26th St S
Fl 5
Great Falls, MT 59405
Phone (406) 455-2132

3055 N Reserve St
Ste D
Missoula, MT 59808
Phone (406) 327-7000

500 W Broadway St
Ste 320
Missoula, MT 59802

Interoperability endpoints

  • FHIR API: https://fhir4.healow.com/fhir/r4/BDGHAD
  • Direct secure messaging: gcu50033@direct.acumenmd.com
  • Direct secure messaging: gcu57826@benefishs.direct-ci.com
  • Direct secure messaging: gcu59306@direct.shands.ufl.edu

Organizations & group practices 8

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 14

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

View all 14

NPI Registry JSON

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

{
    "created_epoch": "1141171200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1757030400000",
    "number": "1558338343",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "10150 BELLE RIVE BLVD UNIT 602",
            "city": "JACKSONVILLE",
            "state": "FL",
            "postal_code": "322569589",
            "telephone_number": "904-228-7239",
            "fax_number": "800-747-3061"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "10150 BELLE RIVE BLVD UNIT 602",
            "city": "JACKSONVILLE",
            "state": "FL",
            "postal_code": "322569589",
            "telephone_number": "904-228-7239",
            "fax_number": "800-747-3061"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "94-229 Waipahu Depot St Ste 101",
            "address_purpose": "LOCATION",
            "city": "Waipahu",
            "state": "HI",
            "postal_code": "967973032",
            "country_code": "US",
            "telephone_number": "808-206-9849",
            "fax_number": "808-206-9850",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1101 26th St S",
            "address_purpose": "LOCATION",
            "city": "Great Falls",
            "state": "MT",
            "postal_code": "594055161",
            "country_code": "US",
            "telephone_number": "406-455-5000",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "CU",
        "first_name": "GIL",
        "middle_name": "A",
        "credential": "MD",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2006-03-01",
        "last_updated": "2025-09-05",
        "certification_date": "2025-09-05",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RN0300X",
            "taxonomy_group": "193400000X SINGLE SPECIALTY  GROUP",
            "desc": "Internal Medicine, Nephrology",
            "state": "HI",
            "license": "MD-19089",
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "FL",
            "license": "ME69707",
            "primary": false
        },
        {
            "code": "207RN0300X",
            "taxonomy_group": "193400000X SINGLE SPECIALTY  GROUP",
            "desc": "Internal Medicine, Nephrology",
            "state": "FL",
            "license": "ME-0069707",
            "primary": true
        },
        {
            "code": "207RN0300X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Nephrology",
            "state": "FL",
            "license": "ME69707",
            "primary": false
        },
        {
            "code": "207RN0300X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Nephrology",
            "state": "MT",
            "license": "115834",
            "primary": false
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "003983",
            "state": "HI"
        }
    ],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "gcu50033@direct.acumenmd.com",
            "affiliation": "N",
            "address_1": "94-229 Waipahu Depot St Ste 101",
            "city": "Waipahu",
            "state": "HI",
            "country_code": "US",
            "postal_code": "967973032",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Jacksonville, FL

Sources for this page

Verify at the official NPI Registry.