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

Dr. Ramon Waddell Johnson, MD

Individual provider Emergency Medicine Physician · NPI 1861426629

Dr. Ramon Waddell Johnson, MD is an Emergency Medicine Physician in Mission Viejo, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

27700 Medical Center Rd
Mission Viejo, CA 92691-6426
Phone: (949) 364-1400
Fax: (949) 365-4941
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

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence G43212 (CA)

Record details

NPI number1861426629
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJuly 10, 2006
Last updated in NPPESJune 27, 2008

Other providers in Mission Viejo