NPPES file of Aug 9, 2026

Mara Joy

Family Nurse Practitioner · Charlestown, MA

Mara Joy is a family nurse practitioner with a practice address in Charlestown, Massachusetts, and NPI 1043736663, issued on Aug 15, 2017. Check the license (Massachusetts 2314736, 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
1043736663
Name
Mara Joy
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License numbers
2314736 MA
APRN01647 RI
Self-reported in NPPES; status is on the state search
Practice location
1 Constitution Plz, Charlestown, MA 02129
Phone
(617) 724-5202
Enumerated
Aug 15, 2017
Record last updated
Dec 1, 2020 (not updated in 6 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20210331001898); 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 family nurse practitioner records → All 4,724 in Massachusetts → Look up another NPI →

Also registered at 1 Constitution Plz

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

  1. Gabrielle Hoover, PHDPsychologist1285287573
  2. Anne Labriola, MSN, PMHNP-BCPsychiatric/Mental Health Nurse Practitioner1235742628
  3. Brian Macone, PSYDPsychologist1508428962
  4. Peter Ward, MHCPsychologist1013358464
  5. Maya Zegel, PHDStudent in an Organized Health Care Education/Training Program1447131073

Verify Mara Joy 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 2314736    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. Massachusetts General Physicians Organization IncCharlestown, MA

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

Mara Joy among 4,724 family nurse practitioner records in Massachusetts

Mara Joy is one of 4,724 family 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. Its NPI, issued in 2017, is newer than 44% of them.

  • NPI issued2017 · 44% of these records are older, 51% newer
  • In a Medicare fileYes · 71% of these records are
  • In the CMS Doctors and Clinicians fileYes · 57% of these records are
  • Graduated2017 · median 2019 among the 2,704 with a school on file
  • Record last updated2020 · 42% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

17 family nurse practitioner records list a practice address in Charlestown

They are 17 of the 421 NPPES records with a practice address in Charlestown, and 4,724 family nurse practitioner records in Massachusetts.

All 4,724 in Massachusetts → Every provider in Charlestown → Family Nurse Practitioner nationwide →

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Ernsy AlabreCharlestown, MA 021291225461841
  2. Sara Callahan, FNPCharlestown, MA 021291942722533
  3. Ellen Coletti, NPCharlestown, MA 021291902945371
  4. Alice Currie, FNP-BCCharlestown, MA 021291396169652
  5. Eileen McAdams, NPCharlestown, MA 021291063602183
  6. Julia McAndrew, MSN, MPH, FNP-BCCharlestown, MA 021291033665773
  7. Agnes Nansubuga, NPCharlestown, MA 021291831517895
  8. Shayla Neffendorf, FNP-CCharlestown, MA 021291013315423

Common questions

What is Mara Joy's NPI number?

Mara Joy's National Provider Identifier (NPI) is 1043736663, issued on Aug 15, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Mara Joy located?

The NPPES record lists a practice address at 1 Constitution Plz, Charlestown, MA, 02129. Phone: (617) 724-5202. Providers update this record themselves, so call before visiting.

How can I verify Mara Joy's license?

NPPES lists Massachusetts license number 2314736, 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.