Doctor profile · Federal record

Dr. Alison Fassnacht, PA-C

Physician Assistant · Surgical Physician Assistant · Nantucket, MA

  • NPI 1740598861
  • Accepts Medicare
  • 16 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
57 Prospect St Unit 1
Nantucket, MA 025544396
(516) 906-9336
Additional location
1111 Franklin Avenue
Mineola, NY 11501
(516) 741-4138
fax (516) 294-4301
Additional location
259 1St St
Mineola, NY 115013957
(516) 663-0333

Credentials & registration

NPPES · NUCC
NPI registered
September 2010 — 16 yrs on file
Profile last updated
April 3, 2024
Year of graduation
2010 — 16 yrs since
Specialty taxonomy
363A00000X — NUCC code
State licenses (2)
Massachusetts #PA100318 · New York #014439

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1740598861. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$131
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Hologic Sales and Service, LLC 1 $131.43

By nature of payment

Food and Beverage
$131

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
48
Patients
48
Total drug cost
$130
Drug Type Claims Patients Total cost
Ibuprofen Generic 13 13 $19
Metronidazole Generic 12 12 $17
Neomycin Sulfate Generic 12 12 $73
Ondansetron Odt (Ondansetron) Brand 11 11 $22

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Alison Fassnacht's medical specialty?
Dr. Alison Fassnacht practices Physician Assistant in Nantucket, MA.
Where does Dr. Alison Fassnacht practice?
Dr. Alison Fassnacht practices at 57 Prospect St Unit 1, Nantucket, MA 025544396. Office phone: 5169069336.
What is Dr. Alison Fassnacht's NPI?
Dr. Alison Fassnacht's National Provider Identifier (NPI) is 1740598861, issued by NPPES.
Does Dr. Alison Fassnacht accept Medicare assignment?
Yes. Dr. Alison Fassnacht accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.