Doctor profile · Federal record

Dr. William Southwick, M.D.

Psychiatry Physician · West Roxbury, MA

  • NPI 1780621318
  • 20 yrs on file
  • Male
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2222 Centre St, Deutsches Altenheim German Ctr
West Roxbury, MA 021324034
(617) 325-1230
Mailing address
256 Bunn Dr, Suite #6
Princeton, NJ 085402859

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Specialty taxonomy
2084P0800X — NUCC code
State license (1)
Massachusetts #208346

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1780621318. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$106
Transactions
6
Manufacturers
5
Payer (manufacturer) Industry Txns Amount
Lundbeck LLC 2 $34.40
HARMONY BIOSCIENCES LLC 1 $19.86
ITI, Inc. (d/b/a Intra-Cellular Therapies, Inc.) 1 $19.37
Otsuka America Pharmaceutical, Inc. 1 $17.46
Corium, LLC 1 $15.36

By nature of payment

Food and Beverage
$106

Frequently asked questions

Auto-generated from federal data
What is Dr. William Southwick's medical specialty?
Dr. William Southwick practices Psychiatry Physician in West Roxbury, MA.
Where does Dr. William Southwick practice?
Dr. William Southwick practices at 2222 Centre St, West Roxbury, MA 021324034. Office phone: 6173251230.
What is Dr. William Southwick's NPI?
Dr. William Southwick's National Provider Identifier (NPI) is 1780621318, issued by NPPES.