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

Dr. Christopher D O'Brien, MD

Individual provider Pulmonary Disease Physician · NPI 1962643254

Dr. Christopher D O'Brien, MD is a Pulmonary Disease Physician in Philadelphia, Pennsylvania. Licensed in Pennsylvania. Registered with an NPI since 2009.

Licensed in
PA
In the registry since
2009
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

51 N 39th Street Phi 1st Fl
Philadelphia, PA 19104-2640
Phone: (215) 662-8767
Show map & directions

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

Specialties & licences

Pulmonary Disease Physician (primary) Taxonomy 207RP1001X · Licence MD050568L (PA)

Record details

NPI number1962643254
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 16, 2009
Last updated in NPPESJanuary 30, 2012

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