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

John D McCarthy

Organization Internal Medicine Physician · NPI 1336207745

John D McCarthy is an Internal Medicine Physician in Whittier, California. Registered with an NPI since 2006.

In the registry since
2006
Specialties on file
2

Practice location Address checks out

15141 Whittier Blvd Ste 360
Whittier, CA 90603-2184
Phone: (626) 912-5767
Fax: (562) 360-1443
Show map & directions

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

Specialties & licences

Infectious Disease Physician (primary) Taxonomy 207RI0200X
Internal Medicine Physician Taxonomy 207R00000X

Record details

NPI number1336207745
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official John McCarthy — Physician · (626) 912-5767
NPI enumeratedDecember 5, 2006
Last updated in NPPESFebruary 15, 2021
Certification dateFebruary 15, 2021
Mailing addressPo Box 11540, Whittier, CA 90603-0540

Other providers in Whittier