NPPES file of Aug 9, 2026

Maria Lopez

Family Nurse Practitioner · East Boston, MA

Maria Lopez is a family nurse practitioner with a practice address in East Boston, Massachusetts, and NPI 1619744364, issued on Dec 4, 2023. Check the license (Massachusetts 2286649, 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
1619744364
Name
Maria Lopez
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
2286649 MA
Self-reported in NPPES; status is on the state search
Practice location
10 Gove St, East Boston, MA 02128
Phone
(617) 569-5800
Enumerated
Dec 4, 2023
Record last updated
Jan 23, 2024
Fax
(617) 568-4585
Medicare enrollment
Enrolled (PECOS I20240229004092); 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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8 nearest family nurse practitioner records → All 4,724 in Massachusetts → Look up another NPI →

Also registered at 10 Gove St

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

  1. Andrea Acevedo Beltran, LMHCMental Health Counselor1710855697
  2. Megan Aitro, CPNP-PCPediatric Nurse Practitioner1639791650
  3. Heather Alfano, BSN, RNRegistered Nurse1598648792
  4. Ashley Altmann, CNP, DNPFamily Nurse Practitioner1558134619
  5. Fabiola Alvarez, MSWClinical Social Worker1598348005
  6. Olivia Amadon, LICSWClinical Social Worker1174987804

Verify Maria Lopez 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 2286649    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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26% fewer Medicare Part D claims than the average family nurse practitioner in 2024

972 Medicare Part D claims for 351 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D.

  1. Maria Lopez972
  2. Specialty average1,305

Most prescribed

  1. Lisinopril87 claims
  2. Omeprazole81 claims
  3. Atorvastatin Calcium73 claims
  4. Amlodipine Besylate61 claims
  5. Levothyroxine Sodium43 claims
  6. Metoprolol Succinate29 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: $228.81

16 payments; by number, the most common kind was food and beverage; the largest payer was E.R. Squibb & Sons, L.L.C. 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. Maria Lopez$228.81
  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. Internal Medical Associates-EbnhcEast Boston, MA

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

Maria Lopez among 4,724 family nurse practitioner records in Massachusetts

Maria Lopez 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 2023, is newer than 79% of them.

  • NPI issued2023 · 79% of these records are older, 14% newer
  • In a Medicare fileYes · 71% of these records are
  • In the CMS Doctors and Clinicians fileYes · 57% of these records are
  • Graduated2023 · median 2019 among the 2,704 with a school on file
  • Record last updated2024 · 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).

62 family nurse practitioner records list a practice address in East Boston

They are 62 of the 587 NPPES records with a practice address in East Boston, and 4,724 family nurse practitioner records in Massachusetts.

All 4,724 in Massachusetts → Every provider in East Boston → Family Nurse Practitioner nationwide →

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Michele Crissman, RNPEast Boston, MA 021281043383813
  2. Ramona Flightner, MSN, CRNPEast Boston, MA 021281376542001
  3. Catherine Franklin, NP, DNPEast Boston, MA 021281629177159
  4. Mary Gorman, RNPEast Boston, MA 021281346289832
  5. Andrea Haffty, CNPEast Boston, MA 021281679842371
  6. Catherine Hopkins, NPEast Boston, MA 021281497987986
  7. Candace Linehan, RNPEast Boston, MA 021281730108143
  8. Anita Morris, RNPEast Boston, MA 021281649219213

Common questions

What is Maria Lopez's NPI number?

Maria Lopez's National Provider Identifier (NPI) is 1619744364, issued on Dec 4, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Maria Lopez located?

The NPPES record lists a practice address at 10 Gove St, East Boston, MA, 02128. Phone: (617) 569-5800. Providers update this record themselves, so call before visiting.

How can I verify Maria Lopez's license?

NPPES lists Massachusetts license number 2286649, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.

How much does Maria Lopez prescribe under Medicare Part D?

In 2024, Maria Lopez had 972 Medicare Part D claims for 351 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.