Mark David Libon, PH.D.
Mental Health Counselor · Salem, MA
Mark David Libon, PH.D. is a mental health counselor with a practice address in Salem, Massachusetts, and NPI 1023036878, issued on Jul 18, 2006. Check the license (Massachusetts 3044, as entered in NPPES) with the Massachusetts board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Mark David Libon
- Credential
- PH.D.
- Primary taxonomy
- Mental Health Counselor 101YM0800X
- License numbers
- 3044 MA
832 MA
902 MA
Self-reported in NPPES; status is on the state search - Practice location
- 70 Washington St Ste 316, Salem, MA 01970
- Phone
- (781) 910-3440
- Enumerated
- Jul 18, 2006
- Record last updated
- Dec 27, 2016 (not updated in 10 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest mental health counselor records → All 18,415 in Massachusetts → Look up another NPI →
Verify Mark David Libon in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
Search for license 3044Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Mark David Libon among 18,415 mental health counselor records in Massachusetts
Mark David Libon, PH.D. is one of 18,415 mental health counselor records with a practice address in Massachusetts. 7% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than under 1% of them.
- NPI issued2006 · under 1% of these records are older, 94% newer
- In a Medicare fileNo · 7% of these records are
- In the CMS Doctors and Clinicians fileNo · 10% of these records are
- Record last updated2016 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 101YM0800X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
379 mental health counselor records list a practice address in Salem
They are 379 of the 1,869 NPPES records with a practice address in Salem, and 18,415 mental health counselor records in Massachusetts. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 18,415 in Massachusetts → Every provider in Salem → Mental Health Counselor nationwide →
The 8 mental health counselor records with the nearest ZIP codes
- Gail Arnold, M.PSYCHSalem, MA 019701265455844
- Kaitlin BurkeSalem, MA 019701366501173
- William Harney, MED LMHCSalem, MA 019701265537682
- Rachel Lutts, LMHCSalem, MA 019701477575553
- Carolyn MartinSalem, MA 019701114022530
- Albert Metcalf, M.S.Salem, MA 019701053462580
- Daniel Millner, MASalem, MA 019701477646107
- Teresa Moore, LMHCSalem, MA 019701851496376
Common questions
What is Mark David Libon, PH.D.'s NPI number?
Mark David Libon, PH.D.'s National Provider Identifier (NPI) is 1023036878, issued on Jul 18, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Mark David Libon, PH.D. located?
The NPPES record lists a practice address at 70 Washington St Ste 316, Salem, MA, 01970. Phone: (781) 910-3440. Providers update this record themselves, so call before visiting.
How can I verify Mark David Libon, PH.D.'s license?
NPPES lists Massachusetts license number 3044, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.