Individual provider Active NPI

Lavanya Viswanathan, M.D., M.S.

  • Gastroenterology Physician
  • Houston, TX
National Provider Identifier
1982996708
Registry record updated Jun 7, 2024
On this page

Key facts

NPPES NPI Registry
Primary specialty
Gastroenterology PhysicianTaxonomy code 207RG0100X
License
U8152 Issued in TX
Practice address
1515 Holcombe Blvd
Houston, TX 77030-4000
Phone
(713) 792-6161
NPI assigned
May 12, 2011
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jun 7, 2024

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Gastroenterology Physician 207RG0100X A156541 CA
Gastroenterology Physician 207RG0100X U8152 TX Primary

Addresses

Primary practice location

1515 Holcombe Blvd
Houston, TX 77030-4000

Mailing address

PO Box 4439
Houston, TX 77210-4439
Phone (713) 792-2991

Other identifiers 1

IdentifierTypeStateIssuer
A156541OtherCASTATE MEDICAL LICENSE

Electronic endpoints 1

TypeEndpointUseAffiliation
SOAP URL https://careepicwest.kp.org:14430/Interconnect-prodcalgateway/wcf/epic.community.hie/xcpdrespondinggatewaysync.svc/ncalceq Health Information Exchange (HIE)

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in CA, TX2 enrollments
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 2

Enrollment IDStateProvider typePAC IDDetails
I20190514000833 CA Practitioner - GastroenterologyPractitioner - Internal Medicine 8921242439 Reassigns benefits to 1 organization
I20240620001458 TX Practitioner - Gastroenterology 8921242439 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Gastroenterology
Education
Other, 2011
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Physicians Referral ServiceGroup PAC ID 7911801410, 2,728 clinicians

Practice addresses (Care Compare)

1515 Holcombe Blvd
Houston, TX 77030-4000
Phone (713) 792-2121

Hospital & facility affiliations

  • University of Texas M D Anderson Cancer Center Hospital, Houston, TX, CCN 450076

Procedures performed for Medicare patients

ProcedureNumber of procedures
Colonoscopy112
Upper gastrointestinal (GI) endoscopy for acid reflux110

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
A156541CAMDGastroenterology Physician
U8152TXMDGastroenterology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Physicians Referral Service CurrentSince May 22, 2024 Accepting new patients
Northbay Healthcare Group Gastroenterology CurrentSince Apr 1, 2019 Accepting new patients
Northbay Healthcare Group CurrentSince Apr 1, 2019 Accepting new patients

Locations

4500 Business Center Dr
Fairfield, CA 94534
Phone (707) 646-4777

1200 B Gale Wilson Blvd
Fairfield, CA 94533
Phone (707) 429-3600

3200 Kearney St
Fremont, CA 94538
Phone (510) 498-2800

795 El Camino Real
Palo Alto, CA 94301
Phone (650) 324-1832

101 Bodin Cir
Travis AFB, CA 94535
Phone (707) 423-3000

1 Quality Dr
Vacaville, CA 95688
Phone (707) 453-5000

1000 Nut Tree Rd
Vacaville, CA 95687
Phone (707) 446-4000

1515 Holcombe Blvd
#R4212
Houston, TX 77030
Phone (713) 794-5446

1515 Holcombe Blvd
Houston, TX 77030
Phone (713) 794-5446

1515 Holcombe Blvd
#M
Houston, TX 77030
Phone (713) 792-6127

Interoperability endpoints

  • Direct secure messaging: lviswanathan367585@utmdandersoncc.direct-ci.com

Organizations & group practices 3

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 1

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": "1305158400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1717718400000",
    "number": "1982996708",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 4439",
            "city": "HOUSTON",
            "state": "TX",
            "postal_code": "772104439",
            "telephone_number": "713-792-2991",
            "fax_number": "713-792-2991"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1515 HOLCOMBE BLVD",
            "city": "HOUSTON",
            "state": "TX",
            "postal_code": "770304000",
            "telephone_number": "713-792-6161"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "VISWANATHAN",
        "first_name": "LAVANYA",
        "name_prefix": "Dr.",
        "credential": "M.D., M.S.",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2011-05-12",
        "last_updated": "2024-06-07",
        "certification_date": "2024-06-07",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RG0100X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Gastroenterology",
            "state": "CA",
            "license": "A156541",
            "primary": false
        },
        {
            "code": "207RG0100X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Gastroenterology",
            "state": "TX",
            "license": "U8152",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "STATE MEDICAL LICENSE",
            "identifier": "A156541",
            "state": "CA"
        }
    ],
    "endpoints": [
        {
            "endpointType": "SOAP",
            "endpointTypeDescription": "SOAP URL",
            "endpoint": "https://careepicwest.kp.org:14430/Interconnect-prodcalgateway/wcf/epic.community.hie/xcpdrespondinggatewaysync.svc/ncalceq",
            "affiliation": "N",
            "endpointDescription": "Care Quality",
            "use": "HIE",
            "useDescription": "Health Information Exchange (HIE)",
            "contentType": "OTHER",
            "contentTypeDescription": "Other",
            "contentOtherDescription": "C-CDA",
            "address_1": "1 Quality Dr",
            "city": "Vacaville",
            "state": "CA",
            "country_code": "US",
            "postal_code": "956889494",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Houston, TX

Sources for this page

Verify at the official NPI Registry.