NPPES file of Aug 9, 2026

Kristen Cahill, APRN

Psychiatric/Mental Health Nurse Practitioner · Boston, MA

Kristen Cahill, APRN is a psychiatric/mental health nurse practitioner with a practice address in Boston, Massachusetts, and NPI 1003027574, issued on May 25, 2007. Check the license (Massachusetts RN254981, as entered in NPPES) with the Massachusetts board that licenses this profession; the Medicare figures below come from public CMS files.

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

NPPES recordNPPES file of Aug 9, 2026
1003027574
Name
Kristen Cahill
Credential
APRN
Primary taxonomy
Psychiatric/Mental Health Nurse Practitioner 363LP0808X
License number
RN254981 MA
Self-reported in NPPES; status is on the state search
Practice location
600 Washington St, Boston, MA 02111
Phone
(508) 685-8452
Enumerated
May 25, 2007
Record last updated
Mar 19, 2024
Medicare enrollment
Enrolled (PECOS I20201218001010); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. 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 600 Washington St

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

  1. Barbara Lash, R.N.Registered Nurse1043339658
  2. Kelly Paquet, LICSWClinical Social Worker1821578592
  3. Marianne Toole, LICSWClinical Social Worker1053892323

Verify Kristen Cahill 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 RN254981    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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Bills Medicare through one group practice

  1. Umass Memorial Medical Group IncWorcester, MA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Kristen Cahill among 2,169 psychiatric/mental health nurse practitioner records in Massachusetts

Kristen Cahill, APRN 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. Its NPI, issued in 2007, is newer than 5% of them.

  • NPI issued2007 · 5% of these records are older, 91% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 60% of these records are
  • Graduated2004 · median 2021 among the 1,309 with a school on file
  • Record last updated2024 · 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.

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

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

  1. Jennifer Ingham, PMHNPBoston, MA 021111336859552
  2. Tristan Isacksen, NPBoston, MA 021111376419283
  3. Kathryn Kelley, LMHC, PMHNP-BCBoston, MA 021111992186779
  4. Yaqi LuBoston, MA 021111851196331
  5. Melissa PaskowskiBoston, MA 021111720809445
  6. Peggy Szeto, CNP, LICSWBoston, MA 021111568621316
  7. Marybeth Zambella, APRNBoston, MA 021111528397908
  8. Stephanie Etienne, PMHNP-BCBoston, MA 021101447950092

Common questions

What is Kristen Cahill, APRN's NPI number?

Kristen Cahill, APRN's National Provider Identifier (NPI) is 1003027574, issued on May 25, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Kristen Cahill, APRN located?

The NPPES record lists a practice address at 600 Washington St, Boston, MA, 02111. Phone: (508) 685-8452. Providers update this record themselves, so call before visiting.

How can I verify Kristen Cahill, APRN's license?

NPPES lists Massachusetts license number RN254981, 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.

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.