Isa Mattei, LMHC
Mental Health Counselor · Arlington, MA
Isa Mattei, LMHC is a mental health counselor with a practice address in Arlington, Massachusetts, and NPI 1619016136, issued on Feb 5, 2007. Check the license (Massachusetts 5760, 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
- Isa Mattei
- Credential
- LMHC
- Primary taxonomy
- Mental Health Counselor 101YM0800X
- License number
- 5760 MA
Self-reported in NPPES; status is on the state search - Practice location
- 89 Massachusetts Ave, Arlington, MA 02474
- Phone
- (617) 997-1878
- Enumerated
- Feb 5, 2007
- Record last updated
- Feb 9, 2012 (not updated in 14 years: call before relying on the address or phone)
- Fax
- (781) 648-6601
- Entity
- Type 1 · individual
8 nearest mental health counselor records → All 18,415 in Massachusetts → Look up another NPI →
Also registered at 89 Massachusetts Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Isa Mattei in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
Search for license 5760Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Isa Mattei among 18,415 mental health counselor records in Massachusetts
Isa Mattei, LMHC is one of 18,415 mental health counselor records with a practice address in Massachusetts. 7% 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 2007, is newer than 6% of them.
- NPI issued2007 · 6% of these records are older, 84% newer
- In a Medicare fileNo · 7% of these records are
- In the CMS Doctors and Clinicians fileNo · 10% of these records are
- Record last updated2012 · 60% 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 Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
112 mental health counselor records list a practice address in Arlington
They are 112 of the 974 NPPES records with a practice address in Arlington, and 18,415 mental health counselor records in Massachusetts. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 18,415 in Massachusetts → Every provider in Arlington → Mental Health Counselor nationwide →
The 8 mental health counselor records with the nearest ZIP codes
- Zoi Andalcio, MS, LMHCArlington, MA 024741609046192
- Lynette Cassel, MS, ATR, LMHCArlington, MA 024741588719975
- Pauline Chan, MAArlington, MA 024741386892917
- Carmen Dominguez, LMHCArlington, MA 024741558585570
- Judith Glick, LMHCArlington, MA 024741881754943
- Stephen Joseph, L.M.H.C.Arlington, MA 024741316962764
- Mark Koenig, MAArlington, MA 024741215073101
- Elena Pellegrino, MAArlington, MA 024741336214261
Common questions
What is Isa Mattei, LMHC's NPI number?
Isa Mattei, LMHC's National Provider Identifier (NPI) is 1619016136, issued on Feb 5, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Isa Mattei, LMHC located?
The NPPES record lists a practice address at 89 Massachusetts Ave, Arlington, MA, 02474. Phone: (617) 997-1878. Providers update this record themselves, so call before visiting.
How can I verify Isa Mattei, LMHC's license?
NPPES lists Massachusetts license number 5760, 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.
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.