Mark Held
NPI 1346642378 · Addiction (Substance Use Disorder) Counselor · Portland, OR
Mark Held is a Addiction (Substance Use Disorder) Counselor provider in Portland, OR (NPI 1346642378).
Provider details
- NPI number
- 1346642378
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- No
- License
- 11-09-24 (OR)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
11 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
Mailing address
Registry dates
- Enumerated
- 2014-09-22
- Last updated
- 2014-09-22
Frequently asked questions
- What is Mark Held's NPI number?
- Mark Held's National Provider Identifier (NPI) is 1346642378, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Held's specialty?
- Mark Held is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Mark Held located?
- Mark Held's practice location on file with NPPES is 537 Se Alder St, Portland, OR 97214-2231.
- What is Mark Held's phone number?
- The practice phone number listed in the NPPES registry for Mark Held is (503) 236-3033.
- Is Mark Held's NPI active?
- Yes — Mark Held's NPI (1346642378) is active in the NPPES registry as of the last update on 2014-09-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.