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

Gregory P. Ranches MD, APC

Organization Critical Care Medicine (Internal Medicine) Physician · NPI 1891280228

Gregory P. Ranches MD, APC is a Critical Care Medicine (Internal Medicine) Physician in San Diego, California. Registered with an NPI since 2018.

In the registry since
2018
Specialties on file
2
What do these letters mean?
APC — A professional corporation
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

501 Washington St Ste 725
San Diego, CA 92103-2241
Phone: (619) 299-2570
Fax: (619) 299-2216
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

Pulmonary Disease Physician (primary) Taxonomy 207RP1001X
Critical Care Medicine (Internal Medicine) Physician Taxonomy 207RC0200X

Record details

NPI number1891280228
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Melissa Coronado — Practice Manager · (619) 819-7224
NPI enumeratedJune 27, 2018
Last updated in NPPESOctober 2, 2025
Certification dateOctober 2, 2025
Mailing address501 Washington St Ste 725, San Diego, CA 92103-2241

Other providers in San Diego