NPPES file of Aug 9, 2026

Ellen Papanikolaou, LCMHC

Mental Health Counselor · Manchester, NH

Ellen Papanikolaou, LCMHC is a mental health counselor with a practice address in Manchester, New Hampshire, and NPI 1851485593, issued on Oct 3, 2006. Check the license (New Hampshire 645, as entered in NPPES) with the New Hampshire board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1851485593
Name
Ellen Papanikolaou
Credential
LCMHC
Primary taxonomy
Mental Health Counselor 101YM0800X
License number
645 NH
Self-reported in NPPES; status is on the state search
Practice location
1361 Elm St, Manchester, NH 03101
Phone
(603) 232-6987
Enumerated
Oct 3, 2006
Record last updated
Feb 18, 2013 (not updated in 13 years: call before relying on the address or phone)
Fax
(603) 935-9056
Medicaid ID
30426170 NH
Medicare enrollment
Enrolled (PECOS I20240417003071); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 1361 Elm St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. John Ahman, MA, LADCAddiction (Substance Use Disorder) Counselor1235136250
  2. Lynn BrennanDentist1164646246
  3. Joshua Ebert, DCChiropractor1881873404
  4. James Gamache, MSW, MLADC, ICAADCAddiction (Substance Use Disorder) Counselor1871959809
  5. Howard Goodman, PH.D.Clinical Psychologist1194939967
  6. Kevin Keefe, LICSWClinical Social Worker1952480386

Verify Ellen Papanikolaou in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich New Hampshire board licenses this profession
    Search for license 645
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the New Hampshire license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Bills Medicare through one group practice

  1. Novus Vita Counseling PLLCManchester, NH

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Ellen Papanikolaou among 2,284 mental health counselor records in New Hampshire

Ellen Papanikolaou, LCMHC is one of 2,284 mental health counselor records with a practice address in New Hampshire. 12% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than under 1% of them.

  • NPI issued2006 · under 1% of these records are older, 90% newer
  • In a Medicare fileYes · 12% of these records are
  • In the CMS Doctors and Clinicians fileYes · 17% of these records are
  • Graduated1999 · median 2014 among the 379 with a school on file
  • Record last updated2013 · 57% 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 New Hampshire practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

371 mental health counselor records list a practice address in Manchester

They are 371 of the 4,401 NPPES records with a practice address in Manchester, and 2,284 mental health counselor records in New Hampshire.

The 8 mental health counselor records with the nearest ZIP codes

  1. Kimberly Ahlgren, LCMHC, CCBTManchester, NH 031011497842496
  2. Donna Colabella, LCMHCManchester, NH 031011184729006
  3. Pamela Devine, LCMHCManchester, NH 031011699852848
  4. Barbara Dupont, LCMHC, CCBTManchester, NH 031011033206883
  5. Russell Johnson, LCMHCManchester, NH 031011457439853
  6. Michele Leonard, MAManchester, NH 031011891763223
  7. Linda Powers, LCMHCManchester, NH 031011679640999
  8. J. David Renouf, LCMHCManchester, NH 031011841367166

Common questions

What is Ellen Papanikolaou, LCMHC's NPI number?

Ellen Papanikolaou, LCMHC's National Provider Identifier (NPI) is 1851485593, issued on Oct 3, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Ellen Papanikolaou, LCMHC located?

The NPPES record lists a practice address at 1361 Elm St, Manchester, NH, 03101. Phone: (603) 232-6987. Providers update this record themselves, so call before visiting.

How can I verify Ellen Papanikolaou, LCMHC's license?

NPPES lists New Hampshire license number 645, as entered by the provider. Search the New Hampshire 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. Medicare files from data.cms.gov. 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.