Doctor profile · Federal record

Dr. Mark Gauthier, Aprrn

Psychiatric/Mental Health Nurse Practitioner (CMS: Nurse Practitioner) · Warwick, RI

  • NPI 1629593355
  • Accepts Medicare
  • 9 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
75 Lambert Lind Hwy
Warwick, RI 028861131
(401) 681-4274
fax (401) 681-4285

Credentials & registration

NPPES · NUCC
NPI registered
August 2017 — 9 yrs on file
Year of graduation
2017 — 9 yrs since
Specialty taxonomy
363LP0808X — NUCC code
State license (1)
Rhode Island #APRN01648

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1629593355. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
231
Distinct HCPCS
4
Medicare allowed
$13,336
HCPCS Description Services Patients Avg allowed
90833 Psychotherapy with evaluation and management visit, 30 minutes 93 22 $47
99214 Established patient office or other outpatient visit, 30-39 minutes 47 16 $76
99443 Telephone medical discussion with physician, 21-30 minutes 46 13 $106
G2012 Brief communication technology-based service, e.g. virtual check-in, by a physician or other qualified health care professional who can report evaluation and management services, provided to an established patient, not originating from a related e/m servic 45 13 $12

In context: peer comparison

Among 3 peers in this city , average services per provider: 42. This provider delivers 5.5× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,552
Transactions
71
Manufacturers
10
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 24 $491.49
Vanda Pharmaceuticals Inc. 9 $317.79
Alkermes, Inc. 10 $179.44
Neurocrine Biosciences, Inc. 7 $166.08
Supernus Pharmaceuticals, Inc. 6 $117.84
Lundbeck LLC 5 $79.58
ITI, Inc. (d/b/a Intra-Cellular Therapies, Inc.) 4 $76.40
Axsome Therapeutics, Inc. 2 $58.21
Otsuka America Pharmaceutical, Inc. 3 $51.22
Indivior Inc. 1 $13.59

By nature of payment

Food and Beverage
$1,552

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,199
Patients
84
Total drug cost
$48,319
Drug Type Claims Patients Total cost
Lamotrigine Generic 264 31 $4,495
Lithium Carbonate Er (Lithium Carbonate) Brand 125 13 $2,745
Quetiapine Fumarate Generic 112 14 $2,040
Clonazepam Generic 101 0 $776
Buspirone Hcl Generic 97 15 $2,582
Olanzapine Generic 81 0 $3,312
Sertraline Hcl Generic 68 11 $979
Lurasidone Hcl Generic 56 0 $17,059
Lorazepam Generic 55 0 $658
Aripiprazole Generic 48 0 $8,397

Frequently asked questions

Auto-generated from federal data
What is Dr. Mark Gauthier's medical specialty?
Dr. Mark Gauthier practices Psychiatric/Mental Health Nurse Practitioner in Warwick, RI.
Where does Dr. Mark Gauthier practice?
Dr. Mark Gauthier practices at 75 Lambert Lind Hwy, Warwick, RI 028861131. Office phone: 4016814274.
What is Dr. Mark Gauthier's NPI?
Dr. Mark Gauthier's National Provider Identifier (NPI) is 1629593355, issued by NPPES.
Does Dr. Mark Gauthier accept Medicare assignment?
Yes. Dr. Mark Gauthier accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark Gauthier commonly perform?
Top Medicare-reported procedures in 2023: Psychotherapy with evaluation and management visit (HCPCS 90833); Established patient office or other outpatient visit (HCPCS 99214); Telephone medical discussion with physician (HCPCS 99443). Source: CMS Medicare Physician & Other Practitioners file.