Doctor profile · Federal record

Dr. Carolyn Flaherty, RN

Psychiatric/Mental Health Nurse Practitioner (CMS: Nurse Practitioner) · Registered Nurse · Adult Health Nurse Practitioner · W. Islip, NY

  • NPI 1538473731
  • Accepts Medicare
  • 15 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
31 Sequams Lane
W. Islip, NY 11795
(631) 669-8377

Credentials & registration

NPPES · NUCC
NPI registered
July 2010 — 16 yrs on file
Profile last updated
February 11, 2026
Year of graduation
2011 — 15 yrs since
Specialty taxonomy
363LP0808X — NUCC code
State licenses (3)
New York #402764 · New York #22568176 · New York #305943

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1538473731. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$927
Transactions
22
Manufacturers
5
Payer (manufacturer) Industry Txns Amount
Otsuka America Pharmaceutical, INC. 3 $368.44
Alkermes, INC. 15 $355.80
Neurocrine Biosciences, INC. 1 $135.03
Abiomed 2 $46.08
Iti, INC. (D/B/A Intra-Cellular Therapies, INC.) 1 $21.32

By nature of payment

Food and Beverage
$927

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,234
Patients
67
Total drug cost
$394,259
Drug Type Claims Patients Total cost
Quetiapine Fumarate Generic 122 13 $2,957
Aripiprazole Generic 106 12 $12,184
Trazodone Hcl Generic 106 15 $946
Risperidone Generic 99 0 $1,664
Benztropine Mesylate Generic 92 16 $971
Haloperidol Decanoate Generic 90 0 $5,001
Lamotrigine Generic 89 0 $744
Venlafaxine Hcl ER (Venlafaxine Hcl) Brand 81 0 $4,175
Olanzapine Generic 69 0 $2,293
Clozapine Generic 68 0 $3,273

Frequently asked questions

Auto-generated from federal data
What is Dr. Carolyn Flaherty's medical specialty?
Dr. Carolyn Flaherty practices Psychiatric/Mental Health Nurse Practitioner in W. Islip, NY.
Where does Dr. Carolyn Flaherty practice?
Dr. Carolyn Flaherty practices at 31 Sequams Lane, W. Islip, NY 11795. Office phone: 6316698377.
What is Dr. Carolyn Flaherty's NPI?
Dr. Carolyn Flaherty's National Provider Identifier (NPI) is 1538473731, issued by NPPES.
Does Dr. Carolyn Flaherty accept Medicare assignment?
Yes. Dr. Carolyn Flaherty accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.