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

Austin J O'Brien MD PC

Organization Family Medicine Physician · NPI 1902073984

Austin J O'Brien MD PC is a Family Medicine Physician in Lowell, Massachusetts. Licensed in Massachusetts. Registered with an NPI since 2008.

Licensed in
MA
In the registry since
2008
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

33 Bartlett St Ste 201
Lowell, MA 01852-1334
Phone: (978) 459-8447
Fax: (978) 459-6125
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence 76888 (MA)

Record details

NPI number1902073984
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Austin O'Brien — President/Owner · (978) 459-8447
NPI enumeratedMay 9, 2008
Last updated in NPPESJuly 28, 2008
Mailing address33 Bartlett St, Suite 201, Lowell, MA 01852-1334

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