NPPES file of Aug 9, 2026

Allison Marie Souza, NP

Family Nurse Practitioner · Lowell, MA

Allison Marie Souza, NP is a family nurse practitioner with a practice address in Lowell, Massachusetts, and NPI 1851947931, issued on Aug 14, 2019. Check the license (Massachusetts RN2295137, 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
1851947931
Name
Allison Marie Souza
Credential
NP
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
RN2295137 MA
Self-reported in NPPES; status is on the state search
Practice location
161 Jackson St, Lowell, MA 01852
Phone
(978) 937-9700
Enumerated
Aug 14, 2019
Record last updated
Oct 30, 2020 (not updated in 6 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20200302000814); 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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Also registered at 161 Jackson St

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

  1. Majed Abbas, MDFamily Medicine Physician1346827870
  2. Frank Abekah, MDStudent in an Organized Health Care Education/Training Program1346185634
  3. Rafat Al-RejjalStudent in an Organized Health Care Education/Training Program1770079402
  4. Shannon AlperClinical Social Worker1306414396
  5. Joseph Aniello, CARCAddiction (Substance Use Disorder) Counselor1871151654
  6. Muthulakshimi Arumugam, MSN, FNPFamily Medicine Physician1871277251

Verify Allison Marie Souza 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 RN2295137
    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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66% fewer Medicare Part D claims than the average family nurse practitioner in 2024

443 Medicare Part D claims for 172 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D.

  1. Allison Souza443
  2. Specialty average1,305

Most prescribed

  1. Atorvastatin Calcium33 claims
  2. Levothyroxine Sodium28 claims
  3. Amlodipine Besylate21 claims
  4. Methylprednisolone21 claims
  5. Lisinopril17 claims
  6. Simvastatin14 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.

Industry payments in 2024: $838.07

54 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 99,489 providers of this specialty with any payment received $650.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Allison Souza$838.07
  2. Specialty average$650.95

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. Merrimack Valley Medical Associates PCMethuen, MA

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

Allison Marie Souza among 4,724 family nurse practitioner records in Massachusetts

Allison Marie Souza, NP 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 2019, is newer than 54% of them.

  • NPI issued2019 · 54% of these records are older, 40% newer
  • In a Medicare fileYes · 71% of these records are
  • In the CMS Doctors and Clinicians fileYes · 57% of these records are
  • Graduated2019 · 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).

73 family nurse practitioner records list a practice address in Lowell

They are 73 of the 2,992 NPPES records with a practice address in Lowell, and 4,724 family nurse practitioner records in Massachusetts.

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Jessica Ames, NPLowell, MA 018521306147863
  2. Denise Baxter, ARNPLowell, MA 018521184824849
  3. Valerie Carmichael, NPLowell, MA 018521467995563
  4. Tanya Coutu, FNP-BC, RNLowell, MA 018521013201177
  5. Phuong DangLowell, MA 018521780133793
  6. Ann Descoteaux, F.N.P.Lowell, MA 018521629291083
  7. Nalyne Dom, FNP-BCLowell, MA 018521427424845
  8. Carlos Flores, APRN-BCLowell, MA 018521891827135

Common questions

What is Allison Marie Souza, NP's NPI number?

Allison Marie Souza, NP's National Provider Identifier (NPI) is 1851947931, issued on Aug 14, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Allison Marie Souza, NP located?

The NPPES record lists a practice address at 161 Jackson St, Lowell, MA, 01852. Phone: (978) 937-9700. Providers update this record themselves, so call before visiting.

How can I verify Allison Marie Souza, NP's license?

NPPES lists Massachusetts license number RN2295137, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.

How much does Allison Marie Souza, NP prescribe under Medicare Part D?

In 2024, Allison Marie Souza, NP had 443 Medicare Part D claims for 172 beneficiaries; the average among family nurse practitioner prescribers was 1,305. 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.