Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Diomeri Diaz Espinosa, FNP

Primary Care Nurse Practitioner in Lawrence, MA · enumerated 2021 · practices at Mass General Brigham Community Physicians Inc..

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1538836408

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Registry record

Entity type Individual (Type 1)

Name Diomeri Diaz Espinosa

Credential FNP

Sex Female

Practice address 500 Merrimack St, Lawrence, MA, 01843

Phone (978) 557-9800

Enumeration date Aug 27, 2021

Last updated in NPPES Oct 14, 2025

Taxonomy & licenses

363LP2300X Primary Care Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License RN2350015 (MA) Primary

163W00000X Registered Nurse Nursing Service Providers · License RN2350015 (MA) Secondary

FNP · Family Nurse Practitioner: A nurse practitioner certified in family practice across the lifespan. About the FNP credential

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Diomeri Diaz Espinosa?

The National Provider Identifier (NPI) for Diomeri Diaz Espinosa is 1538836408, a Type 1 (individual) record in the CMS NPPES registry.

Where does Diomeri Diaz Espinosa practice?

The practice location on file with NPPES is in Lawrence, MA. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

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Bruce Birkby Allergy & Immunology Physician · Lawrence, MA NPI 1932103298 Thomas Fazio Gastroenterology Physician · Lawrence, MA NPI 1902800832 Richard Goldman Cardiovascular Disease Physician · Lawrence, MA NPI 1578567434 Karen Mello Infectious Disease Physician · Lawrence, MA NPI 1992700934 Miroslawa Skorupka Internal Medicine Physician · Lawrence, MA NPI 1558366351 Drew Niccolini Gastroenterology Physician · Lawrence, MA NPI 1639174410 Jane Thompson Internal Medicine Physician · Lawrence, MA NPI 1194720904 Joann Furlong Adult Health Nurse Practitioner · Lawrence, MA NPI 1699771444

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-10-14.