William Clark, LPC, LCADC
Professional Counselor · Upper Montclair, NJ
William Clark, LPC, LCADC is a professional counselor with a practice address in Upper Montclair, New Jersey, and NPI 1932528312, issued on Apr 14, 2014. Check the license (New Jersey 37PC00492700, as entered in NPPES) with the New Jersey board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- William Clark
- Credential
- LPC, LCADC
- Primary taxonomy
- Professional Counselor 101YP2500X
- License numbers
- 37PC00492700 NJ
37LC00186000 NJ
Self-reported in NPPES; status is on the state search - Practice location
- 209 Cooper Avenue, Upper Montclair, NJ 07043
- Phone
- (973) 220-9864
- Enumerated
- Apr 14, 2014
- Record last updated
- Aug 18, 2016 (not updated in 10 years: call before relying on the address or phone)
- Fax
- (973) 807-9363
- Entity
- Type 1 · individual
8 nearest professional counselor records → All 4,115 in New Jersey → Look up another NPI →
Also registered at 209 Cooper Avenue
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Elizabeth Cieri, PSY.D.Psychologist1548308091
- Karen Rosen, LCSWClinical Social Worker1811041809
Verify William Clark in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich New Jersey board licenses this profession
Search for license 37PC00492700Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
William Clark among 4,115 professional counselor records in New Jersey
William Clark, LPC, LCADC is one of 4,115 professional counselor records with a practice address in New Jersey. 10% 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 2014, is newer than 32% of them.
- NPI issued2014 · 32% of these records are older, 65% newer
- In a Medicare fileNo · 10% of these records are
- In the CMS Doctors and Clinicians fileNo · 16% of these records are
- Record last updated2016 · 50% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 101YP2500X and a New Jersey practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
9 professional counselor records list a practice address in Upper Montclair
They are 9 of the 115 NPPES records with a practice address in Upper Montclair, and 4,115 professional counselor records in New Jersey. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 4,115 in New Jersey → Every provider in Upper Montclair → Professional Counselor nationwide →
The 8 professional counselor records with the nearest ZIP codes
- Jong Won ChoiMontclair, NJ 070431649167099
- Randi Elia, LPCUpper Montclair, NJ 070431508414897
- Mary Kalazan, LPCUpper Montclair, NJ 070431932847126
- Kathleen Mangano, LPCUpper Montclair, NJ 070431568783348
- Kaitlin Mulcahy, LMHC, LPCMontclair, NJ 070431114083821
- Carol Potozney, LPCUpper Montclair, NJ 070431902354830
- Margaret Rider, LPCUpper Montclair, NJ 070431417131988
- Elizabeth Somma, LPC, LPAT, ATR-BCUpper Montclair, NJ 070431518541572
Common questions
What is William Clark, LPC, LCADC's NPI number?
William Clark, LPC, LCADC's National Provider Identifier (NPI) is 1932528312, issued on Apr 14, 2014. An NPI identifies a provider in billing; it is not a license.
Where is William Clark, LPC, LCADC located?
The NPPES record lists a practice address at 209 Cooper Avenue, Upper Montclair, NJ, 07043. Phone: (973) 220-9864. Providers update this record themselves, so call before visiting.
How can I verify William Clark, LPC, LCADC's license?
NPPES lists New Jersey license number 37PC00492700, as entered by the provider. Search the New Jersey 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.