Mark Holbrook, L.C.P.C.
NPI 1780685511 · Professional Counselor · Brunswick, ME
Mark Holbrook, L.C.P.C. is a Professional Counselor provider in Brunswick, ME (NPI 1780685511).
Provider details
- NPI number
- 1780685511
- Entity type
- Individual
- Primary specialty
- Professional CounselorBehavioral Health & Social Service Providers
- Credential
- L.C.P.C.
- Sex
- Male
- Sole proprietor
- Yes
- License
- CC 2358 (ME)
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
20 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
- 2005-08-02
- Last updated
- 2007-07-08
Frequently asked questions
- What is Mark Holbrook's NPI number?
- Mark Holbrook's National Provider Identifier (NPI) is 1780685511, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Holbrook's specialty?
- Mark Holbrook is listed in the NPPES registry with a primary specialty of Professional Counselor (Behavioral Health & Social Service Providers).
- Where is Mark Holbrook located?
- Mark Holbrook's practice location on file with NPPES is 130 Given Shipyard Rd, Brunswick, ME 04011-3804.
- What is Mark Holbrook's phone number?
- The practice phone number listed in the NPPES registry for Mark Holbrook is (207) 373-1480.
- Is Mark Holbrook's NPI active?
- Yes — Mark Holbrook's NPI (1780685511) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.