NPPES file of Aug 9, 2026

Mary Jane F. O'Brien, RNP

Pediatric Nurse Practitioner · East Boston, MA

Mary Jane F. O'Brien, RNP is a pediatric nurse practitioner with a practice address in East Boston, Massachusetts, and NPI 1831138320, issued on Jun 6, 2006. Check the license (Massachusetts 128206, 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
1831138320
Name
Mary Jane F. O'Brien
Credential
RNP
Primary taxonomy
Pediatric Nurse Practitioner 363LP0200X
License number
128206 MA
Self-reported in NPPES; status is on the state search
Practice location
10 Gove St, East Boston, MA 02128
Phone
(617) 569-5800
Enumerated
Jun 6, 2006
Record last updated
Jul 13, 2026
Fax
(617) 568-4780
Medicaid ID
0351920 MA
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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Also registered at 10 Gove St

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

  1. Andrea Acevedo Beltran, LMHCMental Health Counselor1710855697
  2. Megan Aitro, CPNP-PCPediatric Nurse Practitioner1639791650
  3. Heather Alfano, BSN, RNRegistered Nurse1598648792
  4. Ashley Altmann, CNP, DNPFamily Nurse Practitioner1558134619
  5. Fabiola Alvarez, MSWClinical Social Worker1598348005
  6. Olivia Amadon, LICSWClinical Social Worker1174987804

Verify Mary Jane F. O'Brien 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 128206
    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

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19 pediatric nurse practitioner records list a practice address in East Boston

They are 19 of the 587 NPPES records with a practice address in East Boston, and 1,311 pediatric nurse practitioner records in Massachusetts. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other pediatric nurse practitioner records in Massachusetts

  1. Laura Abbott, PNPBoston, MA1225898109
  2. Heidi Abendroth, NPBoston, MA1992995427
  3. Mieke Ackell, NPSandwich, MA1114148418
  4. Leslie Adams, RN, MSN, CPNP-PC/ACBoston, MA1558705707
  5. Susanne Adams, NPBrockton, MA1053712174
  6. Kimberly Adamson, CPNPHolden, MA1063494995
  7. Megan Adelstein, NPBoston, MA1497415251
  8. Megan AfeltraBoston, MA1619593928
  9. Georgia Agganis, CPNPWestford, MA1437283736
  10. Jessica Agrawal, PNPBeverly, MA1649554049

Common questions

What is Mary Jane F. O'Brien, RNP's NPI number?

Mary Jane F. O'Brien, RNP's National Provider Identifier (NPI) is 1831138320, issued on Jun 6, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Mary Jane F. O'Brien, RNP located?

The NPPES record lists a practice address at 10 Gove St, East Boston, MA, 02128. Phone: (617) 569-5800. Providers update this record themselves, so call before visiting.

How can I verify Mary Jane F. O'Brien, RNP's license?

NPPES lists Massachusetts license number 128206, 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.