NPI Portal NPI Lookup & Verification

Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Clarisa Dana Quarles-Diallo, APRN, FNP-BC

Family Nurse Practitioner in Waldorf, MD · enumerated 2023.

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

National Provider Identifier

1295426252

Verified

See something wrong? Report a correction

Registry record

Entity type Individual (Type 1)
Name Clarisa Dana Quarles-Diallo
Credential APRN, FNP-BC
Sex Female
Practice address 3195 Old Washington Rd, Waldorf, MD, 20602
Phone (240) 419-3658
Enumeration date May 18, 2023
Last updated in NPPES May 18, 2023

Taxonomy & licenses

363LF0000X Family Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License R160007 (MD) Primary
APRN · Advanced Practice Registered Nurse: An umbrella credential covering NPs, CRNAs, CNMs, and clinical nurse specialists. About the APRN 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 Clarisa Quarles-Diallo?
The National Provider Identifier (NPI) for Clarisa Quarles-Diallo is 1295426252, a Type 1 (individual) record in the CMS NPPES registry.
Where does Clarisa Quarles-Diallo practice?
The practice location on file with NPPES is in Waldorf, MD. 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 2023-05-18.