Doctor profile · Federal record

Dr. Marc Messier, MSW,LICSW

Mental Health Counselor (CMS: Clinical Social Worker) · Gloucester, MA

  • NPI 1639209265
  • Accepts Medicare
  • 46 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
298 Washington St
Gloucester, MA 019304832
(978) 283-0296
fax (978) 283-2665
Mailing address
61 Prospect Street
Gloucester, MA 01930

Credentials & registration

NPPES · NUCC
NPI registered
March 2007 — 19 yrs on file
Profile last updated
July 8, 2007
Year of graduation
1980 — 46 yrs since
Specialty taxonomy
101YM0800X — NUCC code
State license (1)
Massachusetts #104912

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1639209265. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
332
Distinct HCPCS
1
Medicare allowed
$37,017
HCPCS Description Services Patients Avg allowed
90837 Psychotherapy, 1 hour 332 15 $111

In context: peer comparison

Among 1 peers in this city , average services per provider: 332. This provider delivers 1.0× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Marc Messier's medical specialty?
Dr. Marc Messier practices Mental Health Counselor in Gloucester, MA.
Where does Dr. Marc Messier practice?
Dr. Marc Messier practices at 298 Washington St, Gloucester, MA 019304832. Office phone: 9782830296.
What is Dr. Marc Messier's NPI?
Dr. Marc Messier's National Provider Identifier (NPI) is 1639209265, issued by NPPES.
Does Dr. Marc Messier accept Medicare assignment?
Yes. Dr. Marc Messier accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Marc Messier commonly perform?
Top Medicare-reported procedures in 2023: Psychotherapy (HCPCS 90837). Source: CMS Medicare Physician & Other Practitioners file.