NPPES file of Aug 9, 2026

Maegan Anderson, PMHNP

Psychiatric/Mental Health Nurse Practitioner · Watertown, CT

Maegan Anderson, PMHNP is a psychiatric/mental health nurse practitioner with a practice address in Watertown, Connecticut, and NPI 1376293316, issued on Mar 24, 2022. Check the license (Connecticut 10463, as entered in NPPES) with the Connecticut 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
1376293316
Name
Maegan Anderson
Credential
PMHNP
Primary taxonomy
Psychiatric/Mental Health Nurse Practitioner 363LP0808X
License number
10463 CT
Self-reported in NPPES; status is on the state search
Practice location
27 Siemon Company Dr Ste 115W, Watertown, CT 06795
Phone
(203) 941-0033
Enumerated
Mar 24, 2022
Record last updated
Jul 25, 2025
Medicare enrollment
Enrolled (PECOS I20220411002187); may accept 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 Maegan Anderson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Connecticut board licenses this profession
    Search for license 10463
    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 Connecticut license search

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79% fewer Medicare Part D claims than the average psychiatric/mental health nurse practitioner in 2024

190 Medicare Part D claims for 54 beneficiaries, against an average of 906 among the 30,717 providers of this specialty who prescribed in Part D. Brand-name drugs were 7% of claims.

  1. Maegan Anderson190
  2. Specialty average906

Most prescribed

  1. Clonazepam20 claims
  2. Lamotrigine19 claims
  3. Gabapentin13 claims
  4. Bupropion Xl12 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.

Maegan Anderson among 1,108 psychiatric/mental health nurse practitioner records in Connecticut

Maegan Anderson, PMHNP is one of 1,108 psychiatric/mental health nurse practitioner records with a practice address in Connecticut. 70% 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 67% of them.

  • NPI issued2022 · 67% of these records are older, 26% newer
  • In a Medicare fileYes · 70% of these records are
  • In the CMS Doctors and Clinicians fileYes · 51% of these records are
  • Graduated2018 · median 2020 among the 566 with a school on file
  • Record last updated2025 · 38% 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 Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Psychiatric/Mental Health Nurse Practitioner providers in Connecticut

There are 1,108 psychiatric/mental health nurse practitioner records in Connecticut.

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

  1. Julia Frankel, PMHNP-BC, APRNWatertown, CT 067951023543725
  2. Nicole Davis, APRNTorrington, CT 067901689412371
  3. Amanda EchevarriaTorrington, CT 067901598551459
  4. Iris Guillemette, MSN, APRN, PMHNP-BCTorrington, CT 067901477987923
  5. Kamil Koper, APRNTorrington, CT 067901467293522
  6. Jamie Laviana, APRNTorrington, CT 067901699480251
  7. Megan Mancinelli, APRNTorrington, CT 067901912684408
  8. Cheryl Marchetti, APRNTorrington, CT 067901992848360

Common questions

What is Maegan Anderson, PMHNP's NPI number?

Maegan Anderson, PMHNP's National Provider Identifier (NPI) is 1376293316, issued on Mar 24, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Maegan Anderson, PMHNP located?

The NPPES record lists a practice address at 27 Siemon Company Dr Ste 115W, Watertown, CT, 06795. Phone: (203) 941-0033. Providers update this record themselves, so call before visiting.

How can I verify Maegan Anderson, PMHNP's license?

NPPES lists Connecticut license number 10463, as entered by the provider. Search the Connecticut board that licenses this profession; the NPPES record confirms identity only.

How much does Maegan Anderson, PMHNP prescribe under Medicare Part D?

In 2024, Maegan Anderson, PMHNP had 190 Medicare Part D claims for 54 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.