Sarah Vacca, PA-C
Physician Assistant · Amherst, MA
Sarah Vacca, PA-C is a physician assistant with a practice address in Amherst, Massachusetts, and NPI 1164082640, issued on Jun 18, 2019. Check the license with the Massachusetts board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Sarah Vacca
- Credential
- PA-C
- Primary taxonomy
- Physician Assistant 363A00000X
- Practice location
- 17 Research Dr, Amherst, MA 01002
- Phone
- (413) 549-8400
- Enumerated
- Jun 18, 2019
- Record last updated
- Nov 18, 2025
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 4,713 in Massachusetts → Look up another NPI →
Also registered at 17 Research Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Haiying Conover, LICAC, MAOM, LMTAcupuncturist1205341070
- Adam CorriveauPhysician Assistant1295441954
- Jessica Jimison, FNP-CFamily Nurse Practitioner1518051473
- Paul Krepel, LMFTMarriage & Family Therapist1164571329
- Michele Larock, MS RDN LDNRegistered Dietitian1477971323
- Laura Manfield-Goodridge, DOPhysical Medicine & Rehabilitation Physician1295994010
Verify Sarah Vacca in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Massachusetts board licenses this professionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
12% fewer Medicare Part D claims than the average physician assistant in 2024
731 Medicare Part D claims for 110 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D.
Most prescribed
- Atorvastatin Calcium71 claims
- Amlodipine Besylate48 claims
- Levothyroxine Sodium42 claims
- Lisinopril23 claims
- Losartan Potassium23 claims
- Trelegy Ellipta22 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $315.46
15 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 64,719 providers of this specialty with any payment received $841.65 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Sarah Vacca among 4,713 physician assistant records in Massachusetts
Sarah Vacca, PA-C is one of 4,713 physician assistant records with a practice address in Massachusetts. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 50% of them.
- NPI issued2019 · 50% of these records are older, 44% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileNo · 68% of these records are
- Record last updated2025 · 38% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
12 physician assistant records list a practice address in Amherst
They are 12 of the 769 NPPES records with a practice address in Amherst, and 4,713 physician assistant records in Massachusetts.
All 4,713 in Massachusetts → Every provider in Amherst → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Michael Brown, PA-CAmherst, MA 010021770686859
- Hannah Colling, PA-CAmherst, MA 010021225983182
- Adam CorriveauAmherst, MA 010021295441954
- Casey Erelli, PA-CAmherst, MA 010021700409893
- Blair Maerowitz, PA-CAmherst, MA 010021235107970
- Nora Mahoney, PA-CAmherst, MA 010021558996975
- Ashley Roberge, PA-CAmherst, MA 010021841081874
- Chalan Whelan, PA-CAmherst, MA 010021528984440
Common questions
What is Sarah Vacca, PA-C's NPI number?
Sarah Vacca, PA-C's National Provider Identifier (NPI) is 1164082640, issued on Jun 18, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Sarah Vacca, PA-C located?
The NPPES record lists a practice address at 17 Research Dr, Amherst, MA, 01002. Phone: (413) 549-8400. Providers update this record themselves, so call before visiting.
How can I verify Sarah Vacca, PA-C's license?
Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.
How much does Sarah Vacca, PA-C prescribe under Medicare Part D?
In 2024, Sarah Vacca, PA-C had 731 Medicare Part D claims for 110 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.