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

Dr. John Walter Irvine, MD

Individual provider Internal Medicine Physician · NPI 1861598419

Dr. John Walter Irvine, MD is an Internal Medicine Physician in Eureka, California. Licensed in California. Registered with an NPI since 2006.

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 →

Practice location Address checks out

2280 Harrison Ave Ste B
Eureka, CA 95501-3200
Phone: (707) 443-9371
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 A23597 (CA)

Record details

NPI number1861598419
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedSeptember 14, 2006
Last updated in NPPESJune 28, 2011

Other providers in Eureka