NPIMap

Individual provider Active NPI

Ariel M Velasco, M.D.

  • Nephrology Physician
  • Houston, TX
National Provider Identifier
1851361703
Registry record updated Nov 18, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Nephrology PhysicianTaxonomy code 207RN0300X
License
K1712 Issued in TX
Practice address
915 Gessner Rd Ste 360
Houston, TX 77024-2540
Phone
(713) 468-5440
Fax
(713) 973-0778
NPI assigned
Jan 24, 2006
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Nov 18, 2025

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 K1712 TX Primary

Addresses

Primary practice location

915 Gessner Rd Ste 360
Houston, TX 77024-2540

Mailing address

915 Gessner Rd Ste 360
Houston, TX 77024-2540
Phone (713) 468-5440

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
I20100428000326 TX Practitioner - NephrologyPractitioner - Internal Medicine 1052366382 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
NephrologyAlso: Internal Medicine
Education
Other, 1989
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Houston Nephrology Group, P.a.Group PAC ID 7113971243, 9 clinicians

Practice addresses (Care Compare)

915 Gessner Rd
Suite 360
Houston, TX 77024-2540
Phone 713465544020

Hospital & facility affiliations

  • DaVita City Center Dialysis Dialysis facility, Houston, TX, CCN 672862
  • Spring Branch Dialysis Dialysis facility, Houston, TX, CCN 452728
  • DaVita Memorial Dialysis Center Dialysis facility, Houston, TX, CCN 452755
  • DaVita Bear Creek Dialysis Dialysis facility, Houston, TX, CCN 672549
  • DaVita West Houston Home Dialysis Dialysis facility, Houston, TX, CCN 672787
  • Memorial Hermann Memorial City Hospital Hospital, Houston, TX, CCN 450610
  • Columbus Community Hospital Hospital, Columbus, TX, CCN 450370
  • Memorial Hermann Katy Hospital Hospital, Katy, TX, CCN 450847
  • Memorial Hermann - Texas Medical Center Hospital, Houston, TX, CCN 450068

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
K1712TXMDNephrology Physician

Interoperability endpoints

  • Direct secure messaging: avelasco26930@directhoustonmethodist.org

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 17

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

View all 17

NPI Registry JSON

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

{
    "created_epoch": "1138060800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1763424000000",
    "number": "1851361703",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "915 GESSNER RD STE 360",
            "city": "HOUSTON",
            "state": "TX",
            "postal_code": "770242540",
            "telephone_number": "713-468-5440",
            "fax_number": "713-973-0778"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "915 GESSNER RD STE 360",
            "city": "HOUSTON",
            "state": "TX",
            "postal_code": "770242540",
            "telephone_number": "713-468-5440",
            "fax_number": "713-973-0778"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "VELASCO",
        "first_name": "ARIEL",
        "middle_name": "M",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-01-24",
        "last_updated": "2025-11-18",
        "certification_date": "2025-11-18",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RN0300X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Nephrology",
            "state": "TX",
            "license": "K1712",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Houston, TX

Sources for this page

Verify at the official NPI Registry.