Active NPI
John T Cardone, MD
- Cardiovascular Disease Physician
- Hartford, CT
National Provider Identifier
1386637924
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Cardiovascular Disease Physician
- License
- 026273
- Practice address
- 19 Woodland St
Ste 35
Hartford, CT 06105-2372 - Phone
- (860) 525-1234
- Fax
- (860) 278-8782
- NPI assigned
- Aug 30, 2005
- Last updated
- Jul 13, 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 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Cardiovascular Disease Physician | 207RC0000X | 026273 | CT | Primary |
Addresses
Primary practice location
19 Woodland St
Ste 35
Hartford, CT 06105-2372
Mailing address
19 Woodland St
Ste 47
Hartford, CT 06105-2372
Phone (860) 525-4005
Other identifiers 7
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 00126273204 | Other | ANTHEM BLUE CROSS | |
| HAS597 | Other | CT | OXFORD |
| OV4105 | Other | CT | HEALTH NET |
| 2083439 | Other | AETNA | |
| 0004288570 | Other | AETNA | |
| 01002673CT01 | Other | ANTHEM BLUE CROSS | |
| 727453 | Other | CT | CONNECTICARE |
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Not listed in the public Medicare enrollment file
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1125360000000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1783900800000",
"number": "1386637924",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "19 WOODLAND ST",
"address_2": "STE 47",
"city": "HARTFORD",
"state": "CT",
"postal_code": "061052372",
"telephone_number": "860-525-4005",
"fax_number": "860-525-4839"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "19 WOODLAND ST",
"address_2": "STE 35",
"city": "HARTFORD",
"state": "CT",
"postal_code": "061052372",
"telephone_number": "860-525-1234",
"fax_number": "860-278-8782"
}
],
"practiceLocations": [],
"basic": {
"last_name": "CARDONE",
"first_name": "JOHN",
"middle_name": "T",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2005-08-30",
"last_updated": "2026-07-13",
"status": "A"
},
"taxonomies": [
{
"code": "207RC0000X",
"taxonomy_group": "",
"desc": "Internal Medicine, Cardiovascular Disease",
"state": "CT",
"license": "026273",
"primary": true
}
],
"identifiers": [
{
"code": "01",
"desc": "Other (non-Medicare)",
"issuer": "ANTHEM BLUE CROSS",
"identifier": "00126273204",
"state": null
},
{
"code": "01",
"desc": "Other (non-Medicare)",
"issuer": "OXFORD",
"identifier": "HAS597",
"state": "CT"
},
{
"code": "01",
"desc": "Other (non-Medicare)",
"issuer": "HEALTH NET",
"identifier": "OV4105",
"state": "CT"
},
{
"code": "01",
"desc": "Other (non-Medicare)",
"issuer": "AETNA",
"identifier": "2083439",
"state": null
},
{
"code": "01",
"desc": "Other (non-Medicare)",
"issuer": "AETNA",
"identifier": "0004288570",
"state": null
},
{
"code": "01",
"desc": "Other (non-Medicare)",
"issuer": "ANTHEM BLUE CROSS",
"identifier": "01002673CT01",
"state": null
},
{
"code": "01",
"desc": "Other (non-Medicare)",
"issuer": "CONNECTICARE",
"identifier": "727453",
"state": "CT"
}
],
"endpoints": [],
"other_names": []
}Other providers in Hartford, CT
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 13, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.