Active NPI
Hillary Alyson Cerretani, PA-C
- Physician Assistant
- Fitchburg, MA
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Physician Assistant
- License
- PA4290
- Practice address
- 326 Nichols Rd
Fitchburg, MA 01420-1914 - Phone
- (978) 878-8100
- NPI assigned
- Dec 27, 2011
- Last updated
- Apr 21, 2026
- 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 2
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Medical Physician Assistant | 363AM0700X | PA4290 | MA | |
| Physician Assistant | 363A00000X | PA4290 | MA | Primary |
Addresses
Primary practice location
326 Nichols Rd
Fitchburg, MA 01420-1914
Mailing address
326 Nichols Rd
Fitchburg, MA 01420-1914
Phone (978) 878-8100
Other practice location 1
236 Cochituate Rd
Framingham, MA 01701-4627
Phone (742) 443-2277
Other names 1
- Hillary Alyson Zaniboni
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in MA
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: No
Enrollment records 1
Care Compare profile
Medicare Care Compare- Specialty
- Physician Assistant
- Education
- Other, 2011
- Medicare assignment
- May accept Medicare assignment
- Group practices
Practice addresses (Care Compare)
130 Water St
Suite 4
Fitchburg, MA 01420-5478
Phone (978) 878-8110
165 Mill St
Leominster, MA 01453-3289
Phone (978) 878-8100
175 Connors St
Gardner, MA 01440-2637
Phone (978) 410-6100
326 Nichols Rd
Fitchburg, MA 01420-1914
Phone (978) 878-8100
529 Timpany Blvd
Gardner, MA 01440-3451
Phone (978) 878-8100
Merit-based Incentive Payment System (MIPS)
- Final score
- 100 of 100
- Quality
- 82.98
- Promoting interoperability
- 100
- Improvement activities
- 40
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Physician Assistant
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| PA4290 | MA | MD | Medical Physician Assistant |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Heywood Affiliated Medical Group Inc. | Current | Accepting new patients | |
| Community Health Connections, Inc. | Current | Accepting new patients | |
| Patriot Urgent Care Professionals PC | Current | Accepting new patients | |
| Convenientmd - FFS UC LLC | Current | Accepting new patients | |
| Convenientmd - FFS UC LLC | Current | Accepting new patients | |
| Patriot Urgent Care Professionals, PC | Current | Accepting new patients | |
| Convenientmd - FFS UC LLC | Past | Accepting new patients |
Locations
154 Great Rd
Bedford, MA 01730
Phone (781) 430-8161
245 Hartford Ave
Bellingham, MA 02019
Phone (774) 295-4355
40 Davis Straits
Falmouth, MA 02540
Phone (774) 255-3010
326 Nichols Rd
Fitchburg, MA 01420
Phone (978) 343-5270
236 Cochituate Rd
Framingham, MA 01701
Phone (774) 244-3227
175 Connors St
Gardner, MA 01440
Phone (978) 410-6100
250 Green St
Gardner, MA 01440
Phone (978) 630-5050
1030 Main St
Waltham, MA 02451
Phone (781) 894-6900
111 New Hampshire Ave
Portsmouth, NH 03801
360 US Highway 1 Byp
Unit 102
Portsmouth, NH 03801
Phone (603) 410-6700
Organizations & group practices 11
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.
-
- Federally Qualified Health Center (FQHC)
- Fitchburg, MA
- NPI 1477580827
-
- Urgent Care Clinic/Center
- Worcester, MA
- NPI 1790528628
-
- General Practice Physician
- Gardner, MA
- NPI 1699762286
-
dba Doctors Express
- Urgent Care Clinic/Center
- Waltham, MA
- NPI 1417205105
-
dba South Gardner Community Health Center and Urgent Care
- Federally Qualified Health Center (FQHC)
- Gardner, MA
- NPI 1225742174
-
- Urgent Care Clinic/Center
- Saugus, MA
- NPI 1255022638
-
- Urgent Care Clinic/Center
- Sturbridge, MA
- NPI 1386526192
-
dba Heywood Urgent Care
- Urgent Care Clinic/Center
- Gardner, MA
- NPI 1215304589
-
dba AFC Urgent Care - Cambridge
- Urgent Care Clinic/Center
- Cambridge, MA
- NPI 1245123587
-
dba AFC Urgent Care Burlington
- General Practice Physician
- Burlington, MA
- NPI 1518445709
-
- Urgent Care Clinic/Center
- Framingham, MA
- NPI 1811688286
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1324944000000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1776729600000",
"number": "1851660419",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "326 NICHOLS RD",
"city": "FITCHBURG",
"state": "MA",
"postal_code": "014201914",
"telephone_number": "978-878-8100"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "326 NICHOLS RD",
"city": "FITCHBURG",
"state": "MA",
"postal_code": "014201914",
"telephone_number": "978-878-8100"
}
],
"practiceLocations": [
{
"address_1": "236 Cochituate Rd",
"address_purpose": "LOCATION",
"city": "Framingham",
"state": "MA",
"postal_code": "017014627",
"country_code": "US",
"telephone_number": "742-443-2277",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "CERRETANI",
"first_name": "HILLARY",
"middle_name": "ALYSON",
"credential": "PA-C",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2011-12-27",
"last_updated": "2026-04-21",
"certification_date": "2026-04-21",
"status": "A"
},
"taxonomies": [
{
"code": "363AM0700X",
"taxonomy_group": "",
"desc": "Physician Assistant, Medical",
"state": "MA",
"license": "PA4290",
"primary": false
},
{
"code": "363A00000X",
"taxonomy_group": "",
"desc": "Physician Assistant",
"state": "MA",
"license": "PA4290",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": [
{
"first_name": "HILLARY",
"last_name": "ZANIBONI",
"middle_name": "ALYSON",
"credential": "PA",
"code": "1",
"type": "Former Name"
}
]
}
Other providers in Fitchburg, MA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 21, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
- 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.