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

Allergy Clinic LLC

Organization Allergy Physician · NPI 1679790604

Allergy Clinic LLC is an Allergy Physician in Portland, Oregon. Licensed in Oregon. Registered with an NPI since 2007.

Licensed in
OR
In the registry since
2007
What do these letters mean?
LLC — Limited liability company
A form of business registration, not a clinical qualification.

See every abbreviation used in this directory →

Practice location Address checks out

511 SW 10th Ave Ste 1301
Portland, OR 97205-2732
Phone: (503) 228-0155
Fax: (503) 226-8342
Show map & directions

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

Specialties & licences

Allergy Physician (primary) Taxonomy 207KA0200X · Licence 13450 (OR)

Record details

NPI number1679790604
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Mark O'Hollaren — Owner · (503) 228-0155
NPI enumeratedApril 19, 2007
Last updated in NPPESAugust 22, 2020
Mailing address511 Sw 10th Ave, Suite 1301, Portland, OR 97205-2732

Other providers in Portland