NPI Portal NPI Lookup & Verification

Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Brian Locsin, DNP

Adult Health Nurse Practitioner in New York, NY · enumerated 2017.

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

National Provider Identifier

1639615636

Verified

See something wrong? Report a correction

Registry record

Entity type Individual (Type 1)
Name Brian Locsin
Credential DNP
Sex Male
Practice address 600 3rd Ave Fl 2, New York, NY, 10016
Phone (617) 505-1520
Fax (617) 928-8401
Enumeration date Jan 13, 2017
Last updated in NPPES May 6, 2026

Taxonomy & licenses

363LA2200X Adult Health Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 308155 (NY) Primary
163W00000X Registered Nurse Nursing Service Providers · License 95283940 (CA) Secondary
163W00000X Registered Nurse Nursing Service Providers · License 041523720 (IL) Secondary
363LA2200X Adult Health Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 209025964 (IL) Secondary
163W00000X Registered Nurse Nursing Service Providers · License 1057202 (TX) Secondary
363LA2200X Adult Health Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 95022446 (CA) Secondary
163W00000X Registered Nurse Nursing Service Providers · License 634664 (NY) Secondary
363LA2200X Adult Health Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 1057202 (TX) Secondary
DNP · Doctor of Nursing Practice: A clinical doctorate for advanced practice nurses. About the DNP 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 Brian Locsin?
The National Provider Identifier (NPI) for Brian Locsin is 1639615636, a Type 1 (individual) record in the CMS NPPES registry.
Where does Brian Locsin practice?
The practice location on file with NPPES is in New York, NY. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

Browse all →

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2026-05-06.