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

Rafael C. Castro, MD, PA

Organization Internal Medicine Physician · NPI 1770689010

Rafael C. Castro, MD, PA is an Internal Medicine Physician in Princeton, New Jersey. Licensed in New Jersey. Registered with an NPI since 2006.

Licensed in
NJ
In the registry since
2006
What do these letters mean?
PA — Professional association
A form of business registration, not a clinical qualification.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

601 Ewing St Ste C-18
Princeton, NJ 08540-2759
Phone: (609) 924-1331
Fax: (609) 924-6868
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

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

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 25MA06395800 (NJ)

Record details

NPI number1770689010
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Rafael Castro — Owner/President · (609) 924-1331
NPI enumeratedSeptember 15, 2006
Last updated in NPPESAugust 22, 2020
Mailing address601 Ewing Street, Suite C-18, Princeton, NJ 08540-2759

Other providers in Princeton