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

Dr. Richard William Petrella Jr., MD

Individual provider Internal Medicine Physician · NPI 1437728144

Dr. Richard William Petrella Jr., MD is an Internal Medicine Physician in Saint Louis, Missouri. Licensed in Missouri. Registered with an NPI since 2021.

Licensed in
MO
In the registry since
2021
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

1 Barnes Jewish Hospital Plz
Saint Louis, MO 63110-1003
Phone: (314) 374-7612
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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 2021021835 (MO)

Record details

NPI number1437728144
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 18, 2021
Last updated in NPPESJune 18, 2021
Certification dateJune 18, 2021

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