NPPES file of Aug 9, 2026

Siobhan Elizabeth Kelly

Nurse Practitioner · Boston, MA

Siobhan Elizabeth Kelly is a nurse practitioner with a practice address in Boston, Massachusetts, and NPI 1679349211, issued on Nov 27, 2023. Check the license (Massachusetts RN2340465, 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
1679349211
Name
Siobhan Elizabeth Kelly
Primary taxonomy
Nurse Practitioner 363L00000X
License number
RN2340465 MA
Self-reported in NPPES; status is on the state search
Practice location
55 Fruit Street, Boston, MA 02241
Phone
(617) 726-2000
Enumerated
Nov 27, 2023
Record last updated
Feb 25, 2026
Medicare enrollment
Enrolled (PECOS I20260402004071); may accept 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 nurse practitioner records → All 3,480 in Massachusetts → Look up another NPI →

Also registered at 55 Fruit Street

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

  1. Melissa Ayer, CNP, RNNurse Practitioner1770059248
  2. Jessica Bang-Schaefer, PA-CPhysician Assistant1427825306
  3. Patricia DulacNurse Practitioner1255220737
  4. Marianne GreenePhysician Assistant1710706155
  5. Michael Haines, NPNurse Practitioner1043029093
  6. Heidi Herchen, ACNPC-AGAcute Care Nurse Practitioner1558194464

Verify Siobhan Elizabeth Kelly 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 RN2340465    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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Siobhan Elizabeth Kelly among 3,480 nurse practitioner records in Massachusetts

Siobhan Elizabeth Kelly is one of 3,480 nurse practitioner records with a practice address in Massachusetts. 71% 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 2023, is newer than 86% of them.

  • NPI issued2023 · 86% of these records are older, 9% newer
  • In a Medicare fileNo · 71% of these records are
  • In the CMS Doctors and Clinicians fileYes · 56% of these records are
  • Graduated2025 · median 2017 among the 1,963 with a school on file
  • Record last updated2026 · 52% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

961 nurse practitioner records list a practice address in Boston

They are 961 of the 41,865 NPPES records with a practice address in Boston, and 3,480 nurse practitioner records in Massachusetts. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 3,480 in Massachusetts → Every provider in Boston → Nurse Practitioner nationwide →

The 8 nurse practitioner records with the nearest ZIP codes

  1. Melissa Ayer, CNP, RNBoston, MA 022411770059248
  2. Patricia DulacBoston, MA 022411255220737
  3. Michael Haines, NPBoston, MA 022411043029093
  4. Lauren MantikasBoston, MA 022411992677397
  5. Shalini Patel, DNPBoston, MA 022411770319204
  6. Alichia Paton, ACNPBoston, MA 022411265697221
  7. Allie Walpert, CNPBoston, MA 022411710436373
  8. Alexandra Alioto, NPBoston, MA 022151811721178

Common questions

What is Siobhan Elizabeth Kelly's NPI number?

Siobhan Elizabeth Kelly's National Provider Identifier (NPI) is 1679349211, issued on Nov 27, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Siobhan Elizabeth Kelly located?

The NPPES record lists a practice address at 55 Fruit Street, Boston, MA, 02241. Phone: (617) 726-2000. Providers update this record themselves, so call before visiting.

How can I verify Siobhan Elizabeth Kelly's license?

NPPES lists Massachusetts license number RN2340465, 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.