Doctor profile · Federal record

Dr. Lawrence O'Brien

Clinical Social Worker · Addiction (Substance Use Disorder) Counselor · Mental Health Counselor · Buzzards Bay, MA

  • NPI 1700329893
  • 9 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3229 Cranberry Hwy
Buzzards Bay, MA 025324734
(774) 408-0215
fax (774) 302-4419
Mailing address
Po Box 179
Pocasset, MA 025590179

Credentials & registration

NPPES · NUCC
NPI registered
November 2016 — 10 yrs on file
Profile last updated
April 30, 2019
Year of graduation
2017 — 9 yrs since
Specialty taxonomy
1041C0700X — NUCC code

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1700329893. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
474
Distinct HCPCS
1
Medicare allowed
$52,576
HCPCS Description Services Patients Avg allowed
90837 Psychotherapy, 1 hour 474 31 $111

In context: peer comparison

Among 1 peers in Buzzards Bay Clinical Social Worker, average services per provider: 474. This provider delivers 1.0× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Lawrence O'Brien's medical specialty?
Dr. Lawrence O'Brien practices Clinical Social Worker in Buzzards Bay, MA.
Where does Dr. Lawrence O'Brien practice?
Dr. Lawrence O'Brien practices at 3229 Cranberry Hwy, Buzzards Bay, MA 025324734. Office phone: 7744080215.
What is Dr. Lawrence O'Brien's NPI?
Dr. Lawrence O'Brien's National Provider Identifier (NPI) is 1700329893, issued by NPPES.
Does Dr. Lawrence O'Brien accept Medicare assignment?
Dr. Lawrence O'Brien does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Lawrence O'Brien commonly perform?
Top Medicare-reported procedures in 2023: Psychotherapy (HCPCS 90837). Source: CMS Medicare Physician & Other Practitioners file.