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

Ellen McDonald, MD, Inc

Organization Internal Medicine Physician · NPI 1639304843

Ellen McDonald, MD, Inc is an Internal Medicine Physician in Pasadena, California. Licensed in California. Registered with an NPI since 2009.

Licensed in
CA
In the registry since
2009
What do these letters mean?
Inc — Incorporated
A form of business registration, not a clinical qualification.

See every abbreviation used in this directory →

Practice location Address checks out

800 Fairmount Ave Ste 210
Pasadena, CA 91105-3150
Phone: (626) 872-4195
Fax: (626) 628-1836
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 A102543 (CA)

Record details

NPI number1639304843
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Ellen McDonald — President · (626) 872-4195
NPI enumeratedMay 18, 2009
Last updated in NPPESDecember 2, 2010
Mailing address800 Fairmount Ave, Suite 210, Pasadena, CA 91105-3150

Other providers in Pasadena