npidata.org Sign in
Products
Provider RadarWatch an area and specialty — weekly alerts on new cliniciansPractice RadarWeekly alerts when new organisations register nearbySpecialtiesEvery NUCC taxonomy, with counts by state and cityStatesProvider counts and breakdowns for all 50 statesPhysician listsMDs and DOs with addresses and phone numbersNP listsNurse practitioners, the fastest-growing groupAPIJSON, delta feed, free tier
Use cases
Healthcare sales prospectingPhysician recruiting and locum staffingMedical device sales territory planningCredentialing and provider verificationHealthcare marketing lists and audience buildingPharmaceutical sales and prescriber targeting
Account
Start freeThree radars and an export a month Sign in Pricing
Explore
Data Labs API
About
About usTermsPrivacyContact us

Search › District of Columbia › Nurse Practitioner

Matthew Lacroix, MSN, FNP, CPHON

NPI 1235938994 · on the registry since 2025

Practice

Address
111 Michigan Ave Nw
Washington, DC 20010
Phone
(508) 717-9238
Organisation at this address
Walgreen Co
Childrens Hospital
Children'S Hospital
Children'S Hospital
Children'S Hospital
Inferred from a shared address, not stated in the registry.
Clinicians at this address
1,999

Registry record

Primary taxonomy
Nurse Practitioner
363L00000X
Also registered as
Registered Nurse
Registered Nurse
Licence states on file
DC, MA
From the registry's licence fields, which are often incomplete.
Sex
Male
Record last updated
2026-05-19

Source: CMS National Plan and Provider Enumeration System. Registration is not the same as practising, and the registry records no retirement — some people listed here no longer practise. More in District of Columbia