NPPES file of Aug 9, 2026

Lillian Derosa, PMHNP-BC, BSN, RN

Psychiatric/Mental Health Nurse Practitioner · Canton, MA

Lillian Derosa, PMHNP-BC, BSN, RN is a psychiatric/mental health nurse practitioner with a practice address in Canton, Massachusetts, and NPI 1609384221, issued on Jan 17, 2018. Check the license (Massachusetts RN2302862, 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
1609384221
Name
Lillian Derosa
Credential
PMHNP-BC, BSN, RN
Primary taxonomy
Psychiatric/Mental Health Nurse Practitioner 363LP0808X
License number
RN2302862 MA
Self-reported in NPPES; status is on the state search
Practice location
238 High St, Canton, MA 02021
Phone
(617) 755-6020
Enumerated
Jan 17, 2018
Record last updated
Mar 5, 2025
Medicare enrollment
Enrolled (PECOS I20240207001386); 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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Verify Lillian Derosa 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 RN2302862
    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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93% fewer Medicare Part D claims than the average psychiatric/mental health nurse practitioner in 2024

67 Medicare Part D claims for 19 beneficiaries, against an average of 906 among the 30,717 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Lillian Derosa67
  2. Specialty average906

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.

Industry payments in 2024: $125.40

1 payment: food and beverage; the largest payer was Neurocrine Biosciences, Inc. The 23,362 providers of this specialty with any payment received $1,027.77 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Lillian Derosa$125.40
  2. Specialty average$1,027.77

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Bmc Affiliated Physicians, Inc.Brockton, MA

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

Lillian Derosa among 2,169 psychiatric/mental health nurse practitioner records in Massachusetts

Lillian Derosa, PMHNP-BC, BSN, RN 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 2018, is newer than 35% of them.

  • NPI issued2018 · 35% of these records are older, 61% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 60% of these records are
  • Graduated2023 · median 2021 among the 1,309 with a school on file
  • Record last updated2025 · 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).

13 psychiatric/mental health nurse practitioner records list a practice address in Canton

They are 13 of the 493 NPPES records with a practice address in Canton, and 2,169 psychiatric/mental health nurse practitioner records in Massachusetts.

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

  1. Queen Achoakawa, NPCanton, MA 020211386571339
  2. Chimezie Agomoh, PMHNP-BCCanton, MA 020211154906980
  3. Jasmin DasilvaCanton, MA 020211275319618
  4. Jocelyne Marcellus, NP-CCanton, MA 020211013108471
  5. Julliet NassuunaCanton, MA 020211003624693
  6. Phuc Ha Phuong Nguyen, PMHNP-BCCanton, MA 020211225877632
  7. Franklin Olulu, DNPCanton, MA 020211568380871
  8. Kevin Owens, PMHNP-BC, MSNCanton, MA 020211750181459

Common questions

What is Lillian Derosa, PMHNP-BC, BSN, RN's NPI number?

Lillian Derosa, PMHNP-BC, BSN, RN's National Provider Identifier (NPI) is 1609384221, issued on Jan 17, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Lillian Derosa, PMHNP-BC, BSN, RN located?

The NPPES record lists a practice address at 238 High St, Canton, MA, 02021. Phone: (617) 755-6020. Providers update this record themselves, so call before visiting.

How can I verify Lillian Derosa, PMHNP-BC, BSN, RN's license?

NPPES lists Massachusetts license number RN2302862, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.

How much does Lillian Derosa, PMHNP-BC, BSN, RN prescribe under Medicare Part D?

In 2024, Lillian Derosa, PMHNP-BC, BSN, RN had 67 Medicare Part D claims for 19 beneficiaries; the average among psychiatric/mental health nurse practitioner prescribers was 906. 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.