Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Ms. Teresa Michelle Gilliland, FNP-C

Family Nurse Practitioner in Salisbury, MD · enumerated 2016.

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

National Provider Identifier

1255799540

Verified

See something wrong? Report a correction

Registry record

Entity type Individual (Type 1)

Name Ms. Teresa Michelle Gilliland

Credential FNP-C

Sex Female

Practice address 201 Pine Bluff Rd Ste 28, Salisbury, MD, 21801

Phone (410) 742-5599

Enumeration date Feb 2, 2016

Last updated in NPPES Aug 4, 2023

Taxonomy & licenses

163W00000X Registered Nurse Nursing Service Providers · License R204365 (MD) Secondary

363LF0000X Family Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License R204365 (MD) Primary

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 Teresa Gilliland?

The National Provider Identifier (NPI) for Teresa Gilliland is 1255799540, a Type 1 (individual) record in the CMS NPPES registry.

Where does Teresa Gilliland practice?

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

Other providers at this practice address

Browse all →

Adrienne Yancey Allergy & Immunology Physician · Salisbury, MD NPI 1205363389

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2023-08-04.