MEDICARE: BRIAN WILLIAM OCONNOR MD

Medicare Provider Information

Scope of Practice

The following information about the specialty of the provider is available:

#	Taxonomy Code	Taxonomy	License Number	License Number State
1	2083A0300X	Addiction Medicine (Preventive Medicine) Physician	20743	NH
2	2083A0300X	Addiction Medicine (Preventive Medicine) Physician	72453	MA

Other Identifiers

#	Provider Identifier	Provider Identifier Type	Provider Identifier State	Provider Identifier Issuer
1	MEDICAID ID Found: Get Medicaid Details using Online Medicaid Verification Program

General Provider Information

NPI Number	:	1912991522
Entity Type Code	:	Individual
Provider Name (Legal Business Name)	:	BRIAN WILLIAM OCONNOR MD

Provider Business Mailing Address
First Line	:	20 TOWER OFFICE PARK
Second Line	:
City	:	WOBURN
State	:	MA
Zip	:	01801-2113
Country	:	US
Telephone Number	:	781-305-3887
Fax Number	:	781-305-3117

Provider Business Practice Location Address
First Line	:	20 TOWER OFFICE PARK
Second Line	:
City	:	WOBURN
State	:	MA
Zip	:	01801-2113
Country	:	US
Telephone Number	:	781-305-3300
Fax Number	:	781-305-3227

Authorized Official
Title or Position	:
Name	:
Credential	:
Telephone Number	:

Provider Enumeration Date	:	09/09/2005
Last Update Date	:	07/29/2025

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