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

Dr. Katherine Alexis Jong, MD

Individual provider Addiction Medicine (Psychiatry & Neurology) Physician · NPI 1447614235

Dr. Katherine Alexis Jong, MD is an Addiction Medicine (Psychiatry & Neurology) Physician in Friday Harbor, Washington. Works from 2 locations. Licensed in California, Montana and Washington.

Licensed in
CA, MT, WA
In the registry since
2016
Specialties on file
5
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

232 A St # C3
Friday Harbor, WA 98250-9595
Phone: (206) 486-6467
Show map & directions

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

Additional practice locations (1)

  • 41455 Via Del Monte, Temecula, CA 92592-9215 — (206) 486-6467

Specialties & licences

Psychiatry Physician (primary) Taxonomy 2084P0800X · Licence A177932 (CA)
Addiction Medicine (Psychiatry & Neurology) Physician Taxonomy 2084A0401X · Licence MD60872419 (WA)
Psychiatry Physician Taxonomy 2084P0800X · Licence MED-PHYS-LIC-88296 (MT)
Addiction Medicine (Psychiatry & Neurology) Physician Taxonomy 2084A0401X · Licence A177932 (CA)
Psychiatry Physician Taxonomy 2084P0800X · Licence MD60872419 (WA)

Record details

NPI number1447614235
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 8, 2016
Last updated in NPPESOctober 10, 2025
Certification dateOctober 10, 2025