OrganizationActive
Allergy Clinic LLC
NPI 1679790604 · Allergy Physician · Portland, OR
Allergy Clinic LLC is a Allergy Physician organization in Portland, OR (NPI 1679790604).
Provider details
- NPI number
- 1679790604
- Entity type
- Organization
- Primary specialty
- Allergy PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Mark O'Hollaren, Owner(503) 228-0155
- License
- 13450 (OR)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(90/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
511 Sw 10th Ave
Suite 1301
Portland, OR 97205-2732
Phone: (503) 228-0155
Fax: (503) 226-8342
Street-level locationGet directions
Mailing address
511 Sw 10th Ave
Portland, OR 97205-2732
Registry dates
- Enumerated
- 2007-04-19
- Last updated
- 2020-08-22
Frequently asked questions
- What is Allergy Clinic LLC's NPI number?
- Allergy Clinic LLC's National Provider Identifier (NPI) is 1679790604, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Allergy Clinic LLC?
- Allergy Clinic LLC is classified in the NPPES registry as Allergy Physician (Allopathic & Osteopathic Physicians).
- Where is Allergy Clinic LLC located?
- Allergy Clinic LLC's practice location on file with NPPES is 511 Sw 10th Ave, Portland, OR 97205-2732.
- What is Allergy Clinic LLC's phone number?
- The practice phone number listed in the NPPES registry for Allergy Clinic LLC is (503) 228-0155.
- Who is the authorized official for Allergy Clinic LLC?
- The authorized official listed on Allergy Clinic LLC's NPPES record is Mark O'Hollaren, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Allergy Clinic LLC's NPI active?
- Yes — Allergy Clinic LLC's NPI (1679790604) is active in the NPPES registry as of the last update on 2020-08-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.