Mark Greenblatt, LICSW
Clinical Social Worker · Salem, MA
Mark Greenblatt, LICSW is a clinical social worker with a practice address in Salem, Massachusetts, and NPI 1215082508, issued on Jan 24, 2007. Check the license (Massachusetts 106407, 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.
- Name
- Mark Greenblatt
- Credential
- LICSW
- Primary taxonomy
- Clinical Social Worker 1041C0700X
- License number
- 106407 MA
Self-reported in NPPES; status is on the state search - Practice location
- 70 Washington St, Salem, MA 01970
- Phone
- (978) 744-8428
- Enumerated
- Jan 24, 2007
- Entity
- Type 1 · individual
Also registered at 70 Washington St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Marilyn Cohn, ED.D.Psychologist1326154386
- Nancy Hewitt, M.S.W., LICSWClinical Social Worker1760601058
- L. Lesueur, PH.D.Clinical Neuropsychologist1609017029
- Lise Martin, PSYDClinical Psychologist1083725766
- Martha Monahan, ED.D.Counseling Psychologist1225145329
- Kaitlin Nylund, M.S.W., L.I.C.S.WClinical Social Worker1851589675
Verify Mark Greenblatt in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
Search for license 106407Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
167 clinical social worker records list a practice address in Salem
They are 167 of the 1,869 NPPES records with a practice address in Salem, 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 167 in Salem → All 17,815 in Massachusetts → Every provider in Salem →
Other clinical social worker records in Massachusetts
- Andrew Aaron, LICSWNew Bedford, MA1053477885
- Cynthia AaronFall River, MA1407258676
- Emanuel Aaron, LICSW,LADCI, CADCII,Orange, MA1134475817
- Karla Abad, LCSWLynn, MA1598577470
- Amy Abair, LICSWBoston, MA1972821858
- Nicole Abair, LCSWLexington, MA1386590859
- Stephanie Abate, LICSWAmherst, MA1669580973
- Lynn Abbey, LICSWFall River, MA1437189248
- Bernard Abbot, MSWBoston, MA1861913188
- Amanda Abbott, CNM, LCSWCambridge, MA1821358284
Common questions
What is Mark Greenblatt, LICSW's NPI number?
Mark Greenblatt, LICSW's National Provider Identifier (NPI) is 1215082508, issued on Jan 24, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Mark Greenblatt, LICSW located?
The NPPES record lists a practice address at 70 Washington St, Salem, MA, 01970. Phone: (978) 744-8428. Providers update this record themselves, so call before visiting.
How can I verify Mark Greenblatt, LICSW's license?
NPPES lists Massachusetts license number 106407, 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), loaded Aug 27, 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) 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 27, 2026.