NPPES file of Aug 9, 2026

Maryjo B. Haggerty, LICSW DIPLOMATE

Clinical Social Worker · Lowell, MA

Maryjo B. Haggerty, LICSW DIPLOMATE is a clinical social worker with a practice address in Lowell, Massachusetts, and NPI 1649260282, issued on Oct 25, 2005. Check the license (Massachusetts SW101178, 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.

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

NPPES recordNPPES file of Aug 9, 2026
1649260282
Name
Maryjo B. Haggerty
Credential
LICSW DIPLOMATE
Primary taxonomy
Clinical Social Worker 1041C0700X
License number
SW101178 MA
Self-reported in NPPES; status is on the state search
Practice location
77 E Merrimack St, Lowell, MA 01852
Phone
(978) 452-3711
Enumerated
Oct 25, 2005
Record last updated
Jul 13, 2026
Fax
(978) 441-9351
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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8 nearest clinical social worker records → All 17,815 in Massachusetts → Look up another NPI →

Also registered at 77 E Merrimack St

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

  1. Laura Adam, M.ED.Mental Health Counselor1619289071
  2. April AguayoCounselor1194470419
  3. Albert Aiyeadun, MSWSocial Worker1134846827
  4. Dallas AliceaSocial Worker1659786085
  5. Heather AllardSocial Worker1649820028
  6. Leidy Almonte, MSW, LICSWClinical Social Worker1881931228

Verify Maryjo B. Haggerty in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
    Search for license SW101178    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 Massachusetts license search

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Maryjo B. Haggerty among 17,815 clinical social worker records in Massachusetts

Maryjo B. Haggerty, LICSW DIPLOMATE is one of 17,815 clinical social worker records with a practice address in Massachusetts. 8% 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 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, over 99% newer
  • In a Medicare fileNo · 8% of these records are
  • In the CMS Doctors and Clinicians fileNo · 17% of these records are
  • Record last updated2026 · 68% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1041C0700X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

248 clinical social worker records list a practice address in Lowell

They are 248 of the 2,992 NPPES records with a practice address in Lowell, and 17,815 clinical social worker records in Massachusetts. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 17,815 in Massachusetts → Every provider in Lowell → Clinical Social Worker nationwide →

The 8 clinical social worker records with the nearest ZIP codes

  1. Mandra Biscornet, LICSWLowell, MA 018521952354862
  2. Margaret Chung, LICSWLowell, MA 018521679540629
  3. Stephen Folven, LICSWLowell, MA 018521548269665
  4. Charlotte Herrmann, LICSWLowell, MA 018521336116698
  5. Tali Holzman, LCSWLowell, MA 018521417901448
  6. Martha Kaselis, LICSWLowell, MA 018521417901117
  7. Carolyn Kroll, LICSWLowell, MA 018521528005584
  8. Susan O'Neil, LICSWLowell, MA 018521265470124

Common questions

What is Maryjo B. Haggerty, LICSW DIPLOMATE's NPI number?

Maryjo B. Haggerty, LICSW DIPLOMATE's National Provider Identifier (NPI) is 1649260282, issued on Oct 25, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Maryjo B. Haggerty, LICSW DIPLOMATE located?

The NPPES record lists a practice address at 77 E Merrimack St, Lowell, MA, 01852. Phone: (978) 452-3711. Providers update this record themselves, so call before visiting.

How can I verify Maryjo B. Haggerty, LICSW DIPLOMATE's license?

NPPES lists Massachusetts license number SW101178, 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.

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.