Active NPI
John Micheal Gaca, MD
- Cardiovascular Disease Physician
- Norwood, MA
National Provider Identifier
1285681858
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Cardiovascular Disease Physician
- License
- 42876
- Practice address
- 800 Washington St
Norwood, MA 02062-3487 - Phone
- (781) 769-4000
- NPI assigned
- May 28, 2006
- 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 | 42876 | MA | Primary |
Addresses
Primary practice location
800 Washington St
Norwood, MA 02062-3487
Mailing address
944 Washington St
Suite One
South Easton, MA 02375-1177
Phone (508) 238-8646
Other identifiers 3
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 708822 | Other | MA | TUFTS |
| 2066467 | Medicaid | MA | |
| C05222 | Other | MA | BLUE SHIELD |
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
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Caritas Norwood Hospital | Past | Accepting new patients | |
| Cure Health P.C. | Past | Accepting new patients | |
| Emerson Hospital Emergency Phy PC | Past | Accepting new patients |
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.
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- Brighton, MA
- NPI 1508130600
-
- Emergency Medicine Physician
- Concord, MA
- NPI 1629039284
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1148774400000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1783900800000",
"number": "1285681858",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "944 WASHINGTON ST",
"address_2": "SUITE ONE",
"city": "SOUTH EASTON",
"state": "MA",
"postal_code": "023751177",
"telephone_number": "508-238-8646",
"fax_number": "508-230-9772"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "800 WASHINGTON ST",
"city": "NORWOOD",
"state": "MA",
"postal_code": "020623487",
"telephone_number": "781-769-4000"
}
],
"practiceLocations": [],
"basic": {
"last_name": "GACA",
"first_name": "JOHN",
"middle_name": "MICHEAL",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2006-05-28",
"last_updated": "2026-07-13",
"status": "A"
},
"taxonomies": [
{
"code": "207RC0000X",
"taxonomy_group": "",
"desc": "Internal Medicine, Cardiovascular Disease",
"state": "MA",
"license": "42876",
"primary": true
}
],
"identifiers": [
{
"code": "01",
"desc": "Other (non-Medicare)",
"issuer": "TUFTS",
"identifier": "708822",
"state": "MA"
},
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "2066467",
"state": "MA"
},
{
"code": "01",
"desc": "Other (non-Medicare)",
"issuer": "BLUE SHIELD",
"identifier": "C05222",
"state": "MA"
}
],
"endpoints": [],
"other_names": []
}Other providers in Norwood, 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.