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

Ernest Ivan Katler, MD

Individual provider Rheumatology Physician · NPI 1184770638

Ernest Ivan Katler, MD is a Rheumatology Physician in San Pablo, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2007
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

2101 Vale Rd Ste 101
San Pablo, CA 94806
Phone: (510) 620-0496
Fax: (510) 233-0538
Show map & directions

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

Specialties & licences

Rheumatology Physician (primary) Taxonomy 207RR0500X · Licence A24404 (CA)

Record details

NPI number1184770638
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJanuary 26, 2007
Last updated in NPPESFebruary 11, 2015