Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Jessica Grigg

Family Nurse Practitioner in Spring Branch, TX · enumerated 2025 · practices at Mercy Wellness, Pllc.

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

National Provider Identifier

1124831615

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Registry record

Entity type Individual (Type 1)

Name Jessica Grigg

Sex Female

Practice address 18568 Forty Six Pkwy Ste 3001, Spring Branch, TX, 78070

Phone (830) 438-9300

Enumeration date Jan 29, 2025

Last updated in NPPES Jan 30, 2025

Taxonomy & licenses

363LF0000X Family Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 1189442 (TX) 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.

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Frequently asked questions

Where does Jessica Grigg practice?

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

What is the NPI number for Jessica Grigg?

The National Provider Identifier (NPI) for Jessica Grigg is 1124831615, a Type 1 (individual) record in the CMS NPPES registry.

Other providers at this practice address

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Mercy Wellness, Pllc Family Medicine Physician · Spring Branch, TX NPI 1356856454

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-01-30.