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

Dr. Donald Nelson Janes Jr., MD

Individual provider Family Medicine Physician · NPI 1942245907

Dr. Donald Nelson Janes Jr., MD is a Family Practice in Eureka, California. Graduated from University of California, Irvine, California College of Medicine in 2002, 24 years ago. Practices with Open Door Community Health Centers, a 114-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
24
Trained at
University of California, Irvine, California College of Medicine
Licensed in
CA
In the registry since
2006
Specialties on file
2
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

2426 Buhne St
Eureka, CA 95501-3207
Phone: (707) 443-4666
Fax: (907) 313-1400
Show map & directions

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

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence A84937 (CA)
Family Medicine Physician Taxonomy 207Q00000X · Licence A84937 (CA)

Record details

NPI number1942245907
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJune 16, 2006
Last updated in NPPESSeptember 14, 2024
Certification dateSeptember 14, 2024

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyFAMILY PRACTICE
Medical schoolUNIVERSITY OF CALIFORNIA, IRVINE, CALIFORNIA COLLEGE OF MEDICINE
Graduated 2002 (24 years in practice)
Group practice Open Door Community Health Centers — 114 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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