Active NPI
Seamus J Gallagher
- Chiropractor
- East Falmouth, MA
National Provider Identifier
1417810664
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Chiropractor
- License
- CHI5146
- Practice address
- 53 Harris Hill Rd
East Falmouth, MA 02536-5185 - Phone
- (774) 349-1039
- NPI assigned
- Dec 4, 2025
- Sex
- Male
- Sole proprietor
- Yes
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 |
|---|---|---|---|---|
| Chiropractor | 111N00000X | CHI5146 | MA | Primary |
Addresses
Primary practice location
53 Harris Hill Rd
East Falmouth, MA 02536-5185
Mailing address
53 Harris Hill Rd
East Falmouth, MA 02536-5185
Phone (774) 349-1039
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in MA
Enrollment records 1
| Enrollment ID | State | Provider type | PAC ID | Details |
|---|---|---|---|---|
| I20260602000359 | MA | Practitioner - Chiropractic | 7911478805 | Practice locations: E Falmouth, MA |
Care Compare profile
Medicare Care Compare- Specialty
- Chiropractic
- Education
- Other, 2024
- Medicare assignment
- May accept Medicare assignment
Practice addresses (Care Compare)
E Falmouth, MA 02536
Phone (774) 349-1039
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| CHI5146 | MA | MD | Chiropractor |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1764806400000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1764806400000",
"number": "1417810664",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "53 HARRIS HILL RD",
"city": "EAST FALMOUTH",
"state": "MA",
"postal_code": "025365185",
"telephone_number": "774-349-1039",
"fax_number": "774-349-1039"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "53 HARRIS HILL RD",
"city": "EAST FALMOUTH",
"state": "MA",
"postal_code": "025365185",
"telephone_number": "774-349-1039"
}
],
"practiceLocations": [],
"basic": {
"last_name": "GALLAGHER",
"first_name": "SEAMUS",
"middle_name": "J",
"sole_proprietor": "YES",
"sex": "M",
"enumeration_date": "2025-12-04",
"last_updated": "2025-12-04",
"certification_date": "2025-12-04",
"status": "A"
},
"taxonomies": [
{
"code": "111N00000X",
"taxonomy_group": "193400000X SINGLE SPECIALTY GROUP",
"desc": "Chiropractor",
"state": "MA",
"license": "CHI5146",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in East Falmouth, MA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Dec 4, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
- 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.