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

Liam Parker O'Neill, MBBS

Individual provider Internal Medicine Physician · NPI 1972227460

Liam Parker O'Neill, MBBS is an Internal Medicine Physician in Philadelphia, Pennsylvania. Licensed in Pennsylvania. Registered with an NPI since 2022.

Licensed in
PA
In the registry since
2022
What do these letters mean?
MBBS — Bachelor of Medicine, Bachelor of Surgery
The medical degree awarded in the UK, India and many Commonwealth countries; equivalent to an MD.

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Practice location Address checks out

833 Chestnut St Ste 220
Philadelphia, PA 19107-4405
Phone: (215) 955-8465
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence MT227150 (PA)

Record details

NPI number1972227460
Entity typeIndividual (Type 1)
GenderMale
Credentials MBBS
Sole proprietorNo
NPI enumeratedSeptember 28, 2022
Last updated in NPPESSeptember 28, 2022
Certification dateSeptember 28, 2022

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