NPPES file of Aug 9, 2026

Sheri Lynn Flaherty, MSW, LICSW

Mental Health Counselor · Rye, NH

Sheri Lynn Flaherty, MSW, LICSW is a mental health counselor with a practice address in Rye, New Hampshire, and NPI 1629545181, issued on Nov 1, 2018. Check the license (New Hampshire 2451, 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
1629545181
Name
Sheri Lynn Flaherty
Credential
MSW, LICSW
Primary taxonomy
Mental Health Counselor 101YM0800X
License numbers
2451 NH
122869 MA
Self-reported in NPPES; status is on the state search
Practice location
1245 Washington RD, Rye, NH 03870
Phone
(603) 380-6704
Enumerated
Nov 1, 2018
Record last updated
Apr 8, 2026
Fax
(603) 764-7412
Medicare enrollment
Enrolled (PECOS I20250317000913); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
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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8 nearest mental health counselor records → All 2,284 in New Hampshire → Look up another NPI →

Also registered at 1245 Washington RD

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

  1. Cynthia Bear, MDGynecology Physician1033173992
  2. Matthew GarthwaitClinical Social Worker1578929337
  3. Cecelia Tarr, MSWClinical Social Worker1487133815
  4. Laura TrachtenbergMental Health Counselor1407798093

Verify Sheri Lynn Flaherty 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 2451    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. Mental Health Specialty Group PAPortsmouth, NH

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

Sheri Lynn Flaherty among 2,284 mental health counselor records in New Hampshire

Sheri Lynn Flaherty, MSW, LICSW 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 2018, is newer than 64% of them.

  • NPI issued2018 · 64% of these records are older, 30% 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 updated2026 · 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).

6 mental health counselor records list a practice address in Rye

They are 6 of the 53 NPPES records with a practice address in Rye, and 2,284 mental health counselor records in New Hampshire.

All 2,284 in New Hampshire → Every provider in Rye → Mental Health Counselor nationwide →

The 8 mental health counselor records with the nearest ZIP codes

  1. Devon Donohue, MA, LCMHC, ATRRye, NH 038701134448822
  2. Thomas Grebouski, PHD, BCBA-DRye, NH 038701336508191
  3. Nicole Macdonald, LPCC, LCMHCRye, NH 038701578996955
  4. Karlotta Shanahan, LCMHCRye, NH 038701811944952
  5. Laura TrachtenbergRye, NH 038701407798093
  6. Vanessa LevinRollinsford, NH 038691164983466
  7. Emily ThompsonRollinsford, NH 038691467177386
  8. Christopher Winn, M.EDRollinsford, NH 038691447450770

Common questions

What is Sheri Lynn Flaherty, MSW, LICSW's NPI number?

Sheri Lynn Flaherty, MSW, LICSW's National Provider Identifier (NPI) is 1629545181, issued on Nov 1, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Sheri Lynn Flaherty, MSW, LICSW located?

The NPPES record lists a practice address at 1245 Washington RD, Rye, NH, 03870. Phone: (603) 380-6704. Providers update this record themselves, so call before visiting.

How can I verify Sheri Lynn Flaherty, MSW, LICSW's license?

NPPES lists New Hampshire license number 2451, 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.