NPPES file of Aug 9, 2026

Miriam Lopes Nakasi, PMHNP

Psychiatric/Mental Health Nurse Practitioner · Waltham, MA

Miriam Lopes Nakasi, PMHNP is a psychiatric/mental health nurse practitioner with a practice address in Waltham, Massachusetts, and NPI 1093492647, issued on Jul 4, 2023. Check the license (Massachusetts RN2322709, 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
1093492647
Name
Miriam Lopes Nakasi
Credential
PMHNP
Primary taxonomy
Psychiatric/Mental Health Nurse Practitioner 363LP0808X
License number
RN2322709 MA
Self-reported in NPPES; status is on the state search
Practice location
33 Lexington St, Waltham, MA 02452
Phone
(781) 799-2749
Enumerated
Jul 4, 2023
Record last updated
Jul 4, 2023
Medicare enrollment
Enrolled (PECOS I20230929001768); 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 Miriam Lopes Nakasi 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 RN2322709
    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. Supportive Behavioral Care OF MA LLCBoston, MA

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

Miriam Lopes Nakasi among 2,169 psychiatric/mental health nurse practitioner records in Massachusetts

Miriam Lopes Nakasi, PMHNP 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 2023, is newer than 67% of them.

  • NPI issued2023 · 67% of these records are older, 24% 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 updated2023 · 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).

20 psychiatric/mental health nurse practitioner records list a practice address in Waltham

They are 20 of the 2,111 NPPES records with a practice address in Waltham, 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. Samuel DavidsonWaltham, MA 024521831885615
  2. Eleni Koudanis, APRNWaltham, MA 024521700661253
  3. Maria Nanyonjo, PMHNP-BCWaltham, MA 024521497644603
  4. Simon Selwyn, CNPWaltham, MA 024521821576935
  5. Alberta Adu, CNPWaltham, MA 024511528722451
  6. Judith Casarella, APRNWaltham, MA 024511528127750
  7. Kathleen Davidson, RNCSWaltham, MA 024531366554149
  8. Rachel Egan, RN, PMHNP-BCWaltham, MA 024531285024448

Common questions

What is Miriam Lopes Nakasi, PMHNP's NPI number?

Miriam Lopes Nakasi, PMHNP's National Provider Identifier (NPI) is 1093492647, issued on Jul 4, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Miriam Lopes Nakasi, PMHNP located?

The NPPES record lists a practice address at 33 Lexington St, Waltham, MA, 02452. Phone: (781) 799-2749. Providers update this record themselves, so call before visiting.

How can I verify Miriam Lopes Nakasi, PMHNP's license?

NPPES lists Massachusetts license number RN2322709, 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.

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.