Active NPI
James R. Tierney, MD
- Pulmonary Disease Physician
- Gardner, MA
National Provider Identifier
1043281116
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Pulmonary Disease Physician
- License
- 78631
- Practice address
- 374 Elm St
Gardner, MA 01440-3926 - Phone
- (978) 632-4941
- Fax
- (978) 630-2064
- NPI assigned
- Jan 27, 2006
- 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 2
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Internal Medicine Physician | 207R00000X | 78631 | MA | |
| Pulmonary Disease Physician | 207RP1001X | 78631 | MA | Primary |
Addresses
Primary practice location
374 Elm St
Gardner, MA 01440-3926
Mailing address
374 Elm St
Gardner, MA 01440-3926
Phone (978) 632-4941
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
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 78631 | MA | MD | Internal Medicine Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Heywood Medical Group Inc. | Internal Medicine | Past | Accepting new patients |
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.
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1138320000000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1783900800000",
"number": "1043281116",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "374 ELM ST",
"city": "GARDNER",
"state": "MA",
"postal_code": "014403926",
"telephone_number": "978-632-4941",
"fax_number": "978-630-2064"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "374 ELM ST",
"city": "GARDNER",
"state": "MA",
"postal_code": "014403926",
"telephone_number": "978-632-4941",
"fax_number": "978-630-2064"
}
],
"practiceLocations": [],
"basic": {
"last_name": "TIERNEY",
"first_name": "JAMES",
"middle_name": "R.",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2006-01-27",
"last_updated": "2026-07-13",
"status": "A"
},
"taxonomies": [
{
"code": "207R00000X",
"taxonomy_group": "",
"desc": "Internal Medicine",
"state": "MA",
"license": "78631",
"primary": false
},
{
"code": "207RP1001X",
"taxonomy_group": "",
"desc": "Internal Medicine, Pulmonary Disease",
"state": "MA",
"license": "78631",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Gardner, MA
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.