John Holbrook, CDCA
NPI 1154916419 · Addiction (Substance Use Disorder) Counselor · Niles, OH
John Holbrook, CDCA is a Addiction (Substance Use Disorder) Counselor provider in Niles, OH (NPI 1154916419).
Provider details
- NPI number
- 1154916419
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Credential
- CDCA
- Sex
- Male
- Sole proprietor
- Yes
- License
- CDCA.180708 (OH)
Specialties & taxonomies
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
5 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 5760 Patriot BlvdAustintown, OH 44515-1170Phone: (330) 953-0243
Registry dates
- Enumerated
- 2021-03-08
- Last updated
- 2024-06-12
- Certified
- 2024-06-12
Frequently asked questions
- What is John Holbrook's NPI number?
- John Holbrook's National Provider Identifier (NPI) is 1154916419, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Holbrook's specialty?
- John Holbrook is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is John Holbrook located?
- John Holbrook's practice location on file with NPPES is 1500 Mckinley Ave, Niles, OH 44446-3718.
- What is John Holbrook's phone number?
- The practice phone number listed in the NPPES registry for John Holbrook is (330) 953-3300.
- Is John Holbrook's NPI active?
- Yes — John Holbrook's NPI (1154916419) is active in the NPPES registry as of the last update on 2024-06-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.