Active NPI
Claudio Roberto Tombazzi, MD
- Transplant Hepatology Physician
- Nashville, TN
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Transplant Hepatology Physician
- License
- 65307
- Practice address
- 3601 The Vanderbilt Clinic
Nashville, TN 37232-0011 - Phone
- (615) 322-3000
- NPI assigned
- Apr 16, 2018
- Last updated
- Jun 1, 2026
- Sex
- Male
- Sole proprietor
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 4
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Internal Medicine Physician | 207R00000X | 65307 | TN | |
| Gastroenterology Physician | 207RG0100X | 65307 | TN | |
| Transplant Hepatology Physician | 207RT0003X | 65307 | TN | Primary |
| Hospice and Palliative Medicine (Internal Medicine) Physician | 207RH0002X | 65307 | TN |
Addresses
Primary practice location
3601 The Vanderbilt Clinic
Nashville, TN 37232-0011
Mailing address
3841 Green Hills Village Dr Ste 200
Nashville, TN 37215-2691
Other practice location 1
1161 21st Ave S
D3100 Medical Center North
Nashville, TN 37232-0011
Phone (615) 322-0417
Other identifiers 1
| Identifier | Type | State | Issuer |
|---|---|---|---|
| Q041573 | Medicaid | TN |
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in TN
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
Enrollment records 1
Care Compare profile
Medicare Care Compare- Specialty
- Gastroenterology
- Education
- Other, 2018
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Telehealth
- Offers telehealth services
- Group practices
Practice addresses (Care Compare)
1301 Medical Ctr Dr
Nashville, TN 37232-0028
Phone (615) 322-5000
Hospital & facility affiliations
Procedures performed for Medicare patients
| Procedure | Number of procedures |
|---|---|
| Colonoscopy | 12 |
| Upper gastrointestinal (GI) endoscopy for acid reflux | 20 |
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 65307 | TN | MD | Internal Medicine Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Vanderbilt University Medical Center | Internal Medicine | Current | Accepting new patients |
| Vanderbilt University | Internal Medicine | Past | Accepting new patients |
| Vanderbilt University | Past | Accepting new patients |
Locations
Dept A T 40379
Atlanta, GA 31192
1301 Medical Center Dr
Nashville, TN 37232
Phone (615) 343-4882
3841 Green Hills Village Dr
Ste 200
Nashville, TN 37215
Phone (615) 322-6842
719 Thompson Ln
Nashville, TN 37204
Phone (615) 322-6485
Interoperability endpoints
- ctombazzi405084@direct.vumc.org
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, National Provider Directory roles and organizations whose NPPES authorized official is this provider.
-
dba Vanderbilt Medical Group
- Internal Medicine Physician
- Nashville, TN
- NPI 1104202761
-
dba Vanderbilt Medical Group
- Internal Medicine Physician
- Nashville, TN
- NPI 1235154972
-
dba Vanderbilt Medical Group
- Clinical Social Worker
- Nashville, TN
- NPI 1285659706
Hospital & facility affiliations 1
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
- General Acute Care Hospital
- Nashville, TN
- NPI 1396882205
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1523836800000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1780272000000",
"number": "1689161770",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "3841 GREEN HILLS VILLAGE DR STE 200",
"city": "NASHVILLE",
"state": "TN",
"postal_code": "372152691"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "3601 THE VANDERBILT CLINIC",
"city": "NASHVILLE",
"state": "TN",
"postal_code": "372320011",
"telephone_number": "615-322-3000"
}
],
"practiceLocations": [
{
"address_1": "1161 21st Ave S",
"address_2": "D3100 Medical Center North",
"address_purpose": "LOCATION",
"city": "Nashville",
"state": "TN",
"postal_code": "372320011",
"country_code": "US",
"telephone_number": "615-322-0417",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "TOMBAZZI",
"first_name": "CLAUDIO",
"middle_name": "ROBERTO",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2018-04-16",
"last_updated": "2026-06-01",
"certification_date": "2026-06-01",
"status": "A"
},
"taxonomies": [
{
"code": "207R00000X",
"taxonomy_group": "",
"desc": "Internal Medicine",
"state": "TN",
"license": "65307",
"primary": false
},
{
"code": "207RG0100X",
"taxonomy_group": "",
"desc": "Internal Medicine, Gastroenterology",
"state": "TN",
"license": "65307",
"primary": false
},
{
"code": "207RT0003X",
"taxonomy_group": "",
"desc": "Internal Medicine, Transplant Hepatology",
"state": "TN",
"license": "65307",
"primary": true
},
{
"code": "207RH0002X",
"taxonomy_group": "",
"desc": "Internal Medicine, Hospice and Palliative Medicine",
"state": "TN",
"license": "65307",
"primary": false
}
],
"identifiers": [
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "Q041573",
"state": "TN"
}
],
"endpoints": [],
"other_names": []
}
Other providers in Nashville, TN
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 1, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
- Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.