Harold Matthews
NPI 1619616562 · Addiction (Substance Use Disorder) Counselor · Portsmouth, OH
Harold Matthews is a Addiction (Substance Use Disorder) Counselor provider in Portsmouth, OH (NPI 1619616562).
Provider details
- NPI number
- 1619616562
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Behavioral Health & Social Service Providers
Ambulatory Health Care Facilities
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
4 yrs in NPPES registry
- Profile completeness38% of score
83% 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
- 2022-05-31
- Last updated
- 2024-03-13
- Certified
- 2024-03-13
Frequently asked questions
- What is Harold Matthews's NPI number?
- Harold Matthews's National Provider Identifier (NPI) is 1619616562, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Harold Matthews's specialty?
- Harold Matthews is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Harold Matthews located?
- Harold Matthews's practice location on file with NPPES is 411 Court St, Portsmouth, OH 45662-3932.
- What is Harold Matthews's phone number?
- The practice phone number listed in the NPPES registry for Harold Matthews is (740) 354-6685.
- Is Harold Matthews's NPI active?
- Yes — Harold Matthews's NPI (1619616562) is active in the NPPES registry as of the last update on 2024-03-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.