Sarah Vacca, PA-C

Primary specialty

Physician AssistantTaxonomy code 363A00000X

Practice address

17 Research Dr
Amherst, MA 01002-2788

Phone

(413) 549-8400

NPI assigned

Jun 18, 2019

Sex

Female

Sole proprietor

No

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 1

Addresses

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

Green means eligible to order or refer.

Enrollment records 1

Medicare enrollment (NPD)

Enrolled

Credentials

Physician Assistant

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.

• Katherine J. Atkinson, MD, PC

  • Internal Medicine Physician
  • Amherst, MA
  • NPI 1568598993
  Medicare reassignment

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1560816000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1763424000000",
    "number": "1164082640",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "17 RESEARCH DRIVE",
            "city": "AMHERST",
            "state": "MA",
            "postal_code": "010022788",
            "telephone_number": "413-549-8400",
            "fax_number": "413-549-8409"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "17 RESEARCH DR",
            "city": "AMHERST",
            "state": "MA",
            "postal_code": "010022788",
            "telephone_number": "413-549-8400"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "VACCA",
        "first_name": "SARAH",
        "credential": "PA-C",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2019-06-18",
        "last_updated": "2025-11-18",
        "certification_date": "2025-11-18",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• University Health Services
• University of Massachusetts
• University of Massachusetts
• University of Massachusetts Amherst
• Sara Utzschneider, APRN
• Steven V Vachula, OD
• Anne L Vaillant, PMHNP-BC
• Valley Medical Group, P.C.
• Valley Medical Group, P.C.
• Valley Nutrition Counseling

• Physician Assistant in Amherst, MA
• Providers in Amherst, MA by specialty
• Physician Assistant in Massachusetts

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Nov 18, 2025; 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.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.