OrganizationActive
Mark G. Dillon, PH.D.
NPI 1285914390 · Psychologist · Portland, OR
Mark G. Dillon, PH.D. is a Psychologist organization in Portland, OR (NPI 1285914390).
Provider details
- NPI number
- 1285914390
- Entity type
- Organization
- Primary specialty
- PsychologistBehavioral Health & Social Service Providers
- Organization subpart
- No
- Authorized official
- Mark Dillon, Psychologist(503) 281-6162
- License
- 1722 (OR)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(81/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
14 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
2720 Ne 33rd Ave
Portland, OR 97212-3648
Phone: (503) 281-6162
Street-level locationGet directions
Mailing address
2720 Ne 33rd Ave
Portland, OR 97212-3648
Registry dates
- Enumerated
- 2011-08-19
- Last updated
- 2011-08-19
Frequently asked questions
- What is Mark G. Dillon, PH.D.'s NPI number?
- Mark G. Dillon, PH.D.'s National Provider Identifier (NPI) is 1285914390, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Mark G. Dillon, PH.D.?
- Mark G. Dillon, PH.D. is classified in the NPPES registry as Psychologist (Behavioral Health & Social Service Providers).
- Where is Mark G. Dillon, PH.D. located?
- Mark G. Dillon, PH.D.'s practice location on file with NPPES is 2720 Ne 33rd Ave, Portland, OR 97212-3648.
- What is Mark G. Dillon, PH.D.'s phone number?
- The practice phone number listed in the NPPES registry for Mark G. Dillon, PH.D. is (503) 281-6162.
- Who is the authorized official for Mark G. Dillon, PH.D.?
- The authorized official listed on Mark G. Dillon, PH.D.'s NPPES record is Mark Dillon, Psychologist. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Mark G. Dillon, PH.D.'s NPI active?
- Yes — Mark G. Dillon, PH.D.'s NPI (1285914390) is active in the NPPES registry as of the last update on 2011-08-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.