Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Robert J Obrien Jr MD & Assoc PC

Organization Dermatology Physician · NPI 1588646715

Robert J Obrien Jr MD & Assoc PC is a Dermatology Physician in Winchester, Massachusetts. Registered with an NPI since 2005.

In the registry since
2005
What do these letters mean?
PC — Professional corporation
A form of business registration, not a clinical qualification.

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Practice location Address checks out

955 Main St Ste G 6
Winchester, MA 01890-1961
Phone: (781) 729-4878
Fax: (781) 729-5989
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Specialties & licences

Dermatology Physician (primary) Taxonomy 207N00000X

Record details

NPI number1588646715
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Robert Obrien — President · (781) 729-4878
NPI enumeratedNovember 15, 2005
Last updated in NPPESAugust 22, 2020
Mailing address955 Main St, Suite G 6, Winchester, MA 01890-1961

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