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

Ryan B Israelsen, MD

Individual provider Pediatric Allergy/Immunology Physician · NPI 1487910766

Ryan B Israelsen, MD is an Allergy/Immunology in Medford, Oregon. Graduated from University of Utah School of Medicine in 2012, 14 years ago. Practices with Allergy and Asthma Center of Southern Oregon, PC, a 7-clinician group and accepts Medicare assignment. Licensed in Oregon.

Years since qualifying
14
Trained at
University of Utah School of Medicine
Licensed in
OR
In the registry since
2012
Specialties on file
4
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

3121 Signature Ct
Medford, OR 97504-7738
Phone: (541) 858-1003
Fax: (541) 255-2997
Show map & directions

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

Specialties & licences

Allergy & Immunology Physician (primary) Taxonomy 207K00000X · Licence MD187596 (OR)
Pediatric Allergy/Immunology Physician Taxonomy 2080P0201X · Licence MD187596 (OR)
Pediatrics Physician Taxonomy 208000000X · Licence MD187596 (OR)
Internal Medicine Physician Taxonomy 207R00000X · Licence MD187596 (OR)

Record details

NPI number1487910766
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 11, 2012
Last updated in NPPESApril 27, 2026
Certification dateApril 27, 2026
Mailing address3121 Signature Ct, Medford, OR 97504-7738

Medicare enrollment

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

Medicare specialtyALLERGY/IMMUNOLOGY
Also practisesINTERNAL MEDICINE, PEDIATRIC MEDICINE
Medical schoolUNIVERSITY OF UTAH SCHOOL OF MEDICINE
Graduated 2012 (14 years in practice)
Group practice Allergy And Asthma Center Of Southern Oregon, Pc — 7 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount