Active NPI
Mary Shannon Hamill, MA, CCC-A
- Audiologist
- Lexington, MA
National Provider Identifier
1932175494
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Audiologist
- License
- 422
- Practice address
- 482 Bedford St
Lexington, MA 02420-1402 - Phone
- (781) 672-2146
- Fax
- (781) 672-2145
- NPI assigned
- Feb 24, 2006
- Sex
- Female
- 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 |
|---|---|---|---|---|
| Audiologist | 231H00000X | 422 | MA | Primary |
Addresses
Primary practice location
482 Bedford St
Lexington, MA 02420-1402
Mailing address
80 Rogers St
North Billerica, MA 01862-1530
Phone (978) 670-1246
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)
- Not enrolled
- Credentials
- Master of Arts
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 422 | MA | MD | Occupational Therapist |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1140739200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1783900800000",
"number": "1932175494",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "80 ROGERS ST",
"city": "NORTH BILLERICA",
"state": "MA",
"postal_code": "018621530",
"telephone_number": "978-670-1246"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "482 BEDFORD ST",
"city": "LEXINGTON",
"state": "MA",
"postal_code": "024201402",
"telephone_number": "781-672-2146",
"fax_number": "781-672-2145"
}
],
"practiceLocations": [],
"basic": {
"last_name": "HAMILL",
"first_name": "MARY",
"middle_name": "SHANNON",
"credential": "MA, CCC-A",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2006-02-24",
"last_updated": "2026-07-13",
"status": "A"
},
"taxonomies": [
{
"code": "231H00000X",
"taxonomy_group": "",
"desc": "Audiologist",
"state": "MA",
"license": "422",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Lexington, 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.