NPPES file of Aug 9, 2026

Ashley M. Mongeon, RN

Nurse Practitioner · Boston, MA

Ashley M. Mongeon, RN is a nurse practitioner with a practice address in Boston, Massachusetts, and NPI 1437882867, issued on Jul 4, 2022. Check the license (Massachusetts RN2304511, 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 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1437882867
Name
Ashley M. Mongeon
Credential
RN
Primary taxonomy
Nurse Practitioner 363L00000X
License number
RN2304511 MA
Self-reported in NPPES; status is on the state search
Practice location
12 Princeton St Apt 1, Boston, MA 02128
Phone
(508) 344-2283
Enumerated
Jul 4, 2022
Record last updated
Nov 21, 2023
Medicare enrollment
Enrolled (PECOS I20240116004596); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
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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Verify Ashley M. Mongeon 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 RN2304511
    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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85% more Medicare Part D claims than the average nurse practitioner in 2024

2,050 Medicare Part D claims for 165 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims. 115 claims were for opioids.

  1. Ashley Mongeon2,050
  2. Specialty average1,109

Most prescribed

  1. Gabapentin81 claims
  2. Amlodipine Besylate76 claims
  3. Quetiapine Fumarate70 claims
  4. Omeprazole68 claims
  5. Levothyroxine Sodium67 claims
  6. Furosemide54 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Bills Medicare through one group practice

  1. Care Dimensions IncDanvers, MA

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

Ashley M. Mongeon among 3,480 nurse practitioner records in Massachusetts

Ashley M. Mongeon, RN 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. Its NPI, issued in 2022, is newer than 80% of them.

  • NPI issued2022 · 80% of these records are older, 14% newer
  • In a Medicare fileYes · 71% of these records are
  • In the CMS Doctors and Clinicians fileYes · 56% of these records are
  • Graduated2023 · median 2017 among the 1,963 with a school on file
  • Record last updated2023 · 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.

The 8 nurse practitioner records with the nearest ZIP codes

  1. Maria Bastos, NPEast Boston, MA 021281720330558
  2. Josephine Beresford, RN, ACNPC-AGBoston, MA 021281164342846
  3. Teresa Dimodica, MSN, NP-C, RNBoston, MA 021281649845355
  4. Prachi ShuklaEast Boston, MA 021281477308930
  5. Jessica Syswerda, CNPEast Boston, MA 021281750904710
  6. Maura BaronasBoston, MA 021271295569762
  7. Meredith Cheney, FNP-BCCharlestown, MA 021291295167781
  8. Corrine Connors, NPBoston, MA 021291184764680

Common questions

What is Ashley M. Mongeon, RN's NPI number?

Ashley M. Mongeon, RN's National Provider Identifier (NPI) is 1437882867, issued on Jul 4, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Ashley M. Mongeon, RN located?

The NPPES record lists a practice address at 12 Princeton St Apt 1, Boston, MA, 02128. Phone: (508) 344-2283. Providers update this record themselves, so call before visiting.

How can I verify Ashley M. Mongeon, RN's license?

NPPES lists Massachusetts license number RN2304511, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.

How much does Ashley M. Mongeon, RN prescribe under Medicare Part D?

In 2024, Ashley M. Mongeon, RN had 2,050 Medicare Part D claims for 165 beneficiaries; the average among nurse practitioner prescribers was 1,109. Part D covers Medicare prescriptions 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.

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.