IndividualActive
Mark Libon, PH.D.
NPI 1023036878 · Mental Health Counselor · Salem, MA
Provider details
- NPI number
- 1023036878
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Credential
- PH.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 902 (MA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(91/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
70 Washington St Ste 316
Salem, MA 01970-3520
Phone: (781) 910-3440
Street-level locationGet directions
Mailing address
7 Cedar St
Marblehead, MA 01945-1921
Registry dates
- Enumerated
- 2006-07-18
- Last updated
- 2016-12-27
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.