NPIMap

Individual provider Active NPI

Maria G. Luna, M.D.

  • Nephrology Physician
  • San Antonio, TX
National Provider Identifier
1053594994
Registry record updated Sep 18, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Nephrology PhysicianTaxonomy code 207RN0300X
License
M8144 Issued in TX
Practice address
4330 Medical Dr Ste 105
San Antonio, TX 78229-3353
Phone
(210) 692-7228
NPI assigned
Dec 14, 2007
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Sep 18, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Nephrology Physician 207RN0300X M8144 TX Primary

Addresses

Primary practice location

4330 Medical Dr Ste 105
San Antonio, TX 78229-3353

Mailing address

7142 San Pedro Ave
Suite 120
San Antonio, TX 78216-6254
Phone (210) 661-5622

Other identifiers 2

IdentifierTypeStateIssuer
203269003MedicaidTX
P00884456OtherTXMEDICARE RAILROAD

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in TX
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
I20090702000392 TX Practitioner - NephrologyPractitioner - Internal Medicine 1951452937 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
NephrologyAlso: Internal Medicine
Education
University of Texas Medical School at San Antonio, 2004
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices

Practice addresses (Care Compare)

4330 Medical Dr
Suite 105
San Antonio, TX 78229-3353
Phone (210) 692-7228

Hospital & facility affiliations

Merit-based Incentive Payment System (MIPS)

Final score
85.76 of 100Reported as group
Quality
67.88
Promoting interoperability
87
Improvement activities
40
Cost
78.84

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
San Antonio Kidney Disease Center Physicians Group, P.L.L.C. Nephrology CurrentSince Sep 1, 2010 Accepting new patients

Locations

8042 Wurzbach Rd
Ste 500
San Antonio, TX 78229
Phone (210) 692-7228

7142 San Pedro Ave
Ste 120
San Antonio, TX 78216
Phone (210) 481-7453

4330 Medical Dr
Ste 105
San Antonio, TX 78229
Phone (210) 692-7228

Interoperability endpoints

  • Direct secure messaging: marialuna@sakdc.allscriptsdirect.net
  • Direct secure messaging: mluna415979@christushealth.direct-ci.net

Organizations & group practices 1

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 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": "1197590400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1789689600000",
    "number": "1053594994",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "7142 SAN PEDRO AVE",
            "address_2": "SUITE 120",
            "city": "SAN ANTONIO",
            "state": "TX",
            "postal_code": "782166254",
            "telephone_number": "210-661-5622",
            "fax_number": "210-798-6811"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4330 MEDICAL DR STE 105",
            "city": "SAN ANTONIO",
            "state": "TX",
            "postal_code": "782293353",
            "telephone_number": "210-692-7228"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "LUNA",
        "first_name": "MARIA",
        "middle_name": "G.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2007-12-14",
        "last_updated": "2026-09-18",
        "certification_date": "2026-09-18",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RN0300X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Nephrology",
            "state": "TX",
            "license": "M8144",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "203269003",
            "state": "TX"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "MEDICARE RAILROAD",
            "identifier": "P00884456",
            "state": "TX"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in San Antonio, TX

Sources for this page

Verify at the official NPI Registry.