Marisa Greaves
Clinical Social Worker · Haverhill, MA
Marisa Greaves is a clinical social worker with a practice address in Haverhill, Massachusetts, and NPI 1457863672, issued on Oct 27, 2017. Check the license (Massachusetts LICSW126363, as entered in NPPES) with the Massachusetts board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Marisa Greaves
- Primary taxonomy
- Clinical Social Worker 1041C0700X
- License number
- LICSW126363 MA
Self-reported in NPPES; status is on the state search - Practice location
- 108 Merrimack St, Haverhill, MA 01830
- Phone
- (833) 510-4357
- Enumerated
- Oct 27, 2017
- Record last updated
- Oct 6, 2025
- Fax
- (866) 460-2997
- Medicare enrollment
- Enrolled (PECOS I20230630003047); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest clinical social worker records → All 17,815 in Massachusetts → Look up another NPI →
Also registered at 108 Merrimack St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Pedlyde Caze, MHCMental Health Counselor1457724957
- Ida Fazakas, APRNNurse Practitioner1285074278
- Kevin Gill, MDInternal Medicine Physician1760436661
- Kathleen Higgins, NURSE PRACTITIONERGerontology Nurse Practitioner1821042193
- Nicole Lavallee, LPNLicensed Practical Nurse1225716038
- Tsunglin Lee, D.M.DDentist1427296417
Verify Marisa Greaves in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
Search for license LICSW126363Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Colony Care IncWellesley, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Marisa Greaves among 17,815 clinical social worker records in Massachusetts
Marisa Greaves 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. Its NPI, issued in 2017, is newer than 62% of them.
- NPI issued2017 · 62% of these records are older, 35% newer
- In a Medicare fileYes · 8% of these records are
- In the CMS Doctors and Clinicians fileYes · 17% of these records are
- Graduated2019 · median 2004 among the 3,059 with a school on file
- Record last updated2025 · 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).
120 clinical social worker records list a practice address in Haverhill
They are 120 of the 1,185 NPPES records with a practice address in Haverhill, and 17,815 clinical social worker records in Massachusetts.
All 17,815 in Massachusetts → Every provider in Haverhill → Clinical Social Worker nationwide →
The 8 clinical social worker records with the nearest ZIP codes
- Debra Bridges, M.EDHaverhill, MA 018301528122421
- Cynthia Brown, MSW, LICSWHaverhill, MA 018301952392920
- Megan Davis, LCSWHaverhill, MA 018301558446252
- Karen Dude, LICSWHaverhill, MA 018301669579041
- Francine Eisenman, M.S.W.Haverhill, MA 018301003972068
- Ava Galante, LICSWHaverhill, MA 018301184626251
- Patrick Gordon, LICSWHaverhill, MA 018301760587224
- Catherine Jean, LICSWHaverhill, MA 018301952321911
Common questions
What is Marisa Greaves's NPI number?
Marisa Greaves's National Provider Identifier (NPI) is 1457863672, issued on Oct 27, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Marisa Greaves located?
The NPPES record lists a practice address at 108 Merrimack St, Haverhill, MA, 01830. Phone: (833) 510-4357. Providers update this record themselves, so call before visiting.
How can I verify Marisa Greaves's license?
NPPES lists Massachusetts license number LICSW126363, 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. 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.