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

Marissa O'Callaghan, MBBCHBAO

Individual provider Internal Medicine Physician · NPI 1043743875

Marissa O'Callaghan, MBBCHBAO is an Internal Medicine Physician in Scottsdale, Arizona. Licensed in Arizona. Registered with an NPI since 2017.

Licensed in
AZ
In the registry since
2017

Practice location Address checks out

13400 E Shea Blvd
Scottsdale, AZ 85259-5452
Phone: (480) 498-0980
Show map & directions

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

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence R75994 (AZ)

Record details

NPI number1043743875
Entity typeIndividual (Type 1)
GenderFemale
Credentials MBBCHBAO
Sole proprietorNo
NPI enumeratedApril 8, 2017
Last updated in NPPESApril 8, 2017

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