NPPES file of Aug 9, 2026

Margaret Howes, FPMHNP

Psychiatric/Mental Health Nurse Practitioner · Cambridge, MA

Margaret Howes, FPMHNP is a psychiatric/mental health nurse practitioner with a practice address in Cambridge, Massachusetts, and NPI 1245462191, issued on Aug 11, 2009. Check the license (Massachusetts RN250570, 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
1245462191
Name
Margaret Howes
Credential
FPMHNP
Primary taxonomy
Psychiatric/Mental Health Nurse Practitioner 363LP0808X
License numbers
RN250570 MA
250570 MA
Self-reported in NPPES; status is on the state search
Practice location
1611 Cambridge St, Cambridge, MA 02138
Phone
(617) 661-5500
Enumerated
Aug 11, 2009
Record last updated
Jun 24, 2011 (not updated in 15 years: call before relying on the address or phone)
Fax
(617) 661-5228
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 psychiatric/mental health nurse practitioner records → All 2,169 in Massachusetts → Look up another NPI →

Also registered at 1611 Cambridge St

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

  1. Irina Angel, MDPsychiatry Physician1023058419
  2. Robert Atkind, MDInternal Medicine Physician1831236405
  3. Margaret Barsam, M.D.Pediatrics Physician1598747412
  4. Melissa Bergman, MDPediatrics Physician1467618033
  5. Aaron BirnbaumInternal Medicine Physician1023645249
  6. Alan Brush, M.D.Internal Medicine Physician1043281942

Verify Margaret Howes 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 RN250570    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

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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Margaret Howes among 2,169 psychiatric/mental health nurse practitioner records in Massachusetts

Margaret Howes, FPMHNP is one of 2,169 psychiatric/mental health nurse practitioner records with a practice address in Massachusetts. 74% 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 2009, is newer than 11% of them.

  • NPI issued2009 · 11% of these records are older, 88% newer
  • In a Medicare fileNo · 74% of these records are
  • In the CMS Doctors and Clinicians fileNo · 60% of these records are
  • Record last updated2011 · 23% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LP0808X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Psychiatric/Mental Health Nurse Practitioner providers in Massachusetts

There are 2,169 psychiatric/mental health nurse practitioner records in Massachusetts. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 2,169 in Massachusetts → Every provider in Cambridge → Psychiatric/Mental Health Nurse Practitioner nationwide →

The 8 psychiatric/mental health nurse practitioner records with the nearest ZIP codes

  1. Julie Dunne, PMHNP-BCCambridge, MA 021381023426640
  2. Joshua Hatcher-Mullins, NPCambridge, MA 021381407398142
  3. David Johnson, RN/NPCambridge, MA 021381821373671
  4. Kathryn Kahn, RN/NPCambridge, MA 021381821347865
  5. Katherine LeeCambridge, MA 021381699318931
  6. Colleen Madden, NPCambridge, MA 021381497005797
  7. Rebecca McCloskey, MSN, RN, PMHNP-BCCambridge, MA 021381689127631
  8. Sophia Montissol, RNCambridge, MA 021381821596149

Common questions

What is Margaret Howes, FPMHNP's NPI number?

Margaret Howes, FPMHNP's National Provider Identifier (NPI) is 1245462191, issued on Aug 11, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Margaret Howes, FPMHNP located?

The NPPES record lists a practice address at 1611 Cambridge St, Cambridge, MA, 02138. Phone: (617) 661-5500. Providers update this record themselves, so call before visiting.

How can I verify Margaret Howes, FPMHNP's license?

NPPES lists Massachusetts license number RN250570, 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.