Doctor profile · Federal record

Dr. Mark Shaughnessy, N.P.

Psychiatric/Mental Health Nurse Practitioner (CMS: Nurse Practitioner) · Psychiatric/Mental Health Nurse Practitioner · Scarborough, ME

  • NPI 1104880350
  • Accepts Medicare
  • MIPS 93.1 / 100 · 2023
  • 24 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
15 Pleasant Hill RD Ste 204
Scarborough, ME 040749688
(207) 560-3770
fax (207) 560-3128

Credentials & registration

NPPES · NUCC
NPI registered
April 2006 — 20 yrs on file
Profile last updated
January 23, 2023
Year of graduation
2002 — 24 yrs since
Specialty taxonomy
363LP0808X — NUCC code
State licenses (2)
Maine #CNP81591 · Maine #51968

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1104880350. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$46
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Axsome Therapeutics, Inc. 1 $23.83
Neurocrine Biosciences, Inc. 1 $22.37

By nature of payment

Food and Beverage
$46

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
229
Patients
37
Total drug cost
$9,445
Drug Type Claims Patients Total cost
Clonazepam Generic 25 0 $237
Lamotrigine Generic 24 13 $514
Alprazolam Generic 23 0 $139
Bupropion Xl (Bupropion Hcl) Brand 23 12 $930
Duloxetine Hcl Generic 23 12 $1,810
Aripiprazole Generic 17 0 $4,132
Lorazepam Generic 17 0 $187
Escitalopram Oxalate Generic 16 0 $142
Sertraline Hcl Generic 14 0 $137
Fluoxetine Hcl Generic 13 0 $395

Frequently asked questions

Auto-generated from federal data
What is Dr. Mark Shaughnessy's medical specialty?
Dr. Mark Shaughnessy practices Psychiatric/Mental Health Nurse Practitioner in Scarborough, ME.
Where does Dr. Mark Shaughnessy practice?
Dr. Mark Shaughnessy practices at 15 Pleasant Hill RD Ste 204, Scarborough, ME 040749688. Office phone: 2075603770.
What is Dr. Mark Shaughnessy's NPI?
Dr. Mark Shaughnessy's National Provider Identifier (NPI) is 1104880350, issued by NPPES.
Does Dr. Mark Shaughnessy accept Medicare assignment?
Yes. Dr. Mark Shaughnessy accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.