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MS. DIANE EILEEN JOHNSTON RN FNP
NPI 1659532430
Nurse Practitioner - Family in San Marcos, TX

Active since June 24, 2008
601 UNIVERSITY DR, STUDENT HEALTH CENTER, SAN MARCOS, TX 78666(512) 245-2161(512) 245-9288 Get Directions Write a Review

NPPES record last updated: May 20, 2013. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Ms. Diane Eileen Johnston Rn Fnp NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MS. DIANE EILEEN JOHNSTON RN FNP (NPI 1659532430) is an individual family provider in San Marcos, Texas, licensed in Texas (681841) and active in the NPI registry since June 2008.

NPPES Registry Identity

NPI1659532430
Entity TypeIndividualFemale
Primary Taxonomy363LF0000X
Provider Legal NameMS. DIANE EILEEN JOHNSTONCredential: RN FNP
Location Address601 UNIVERSITY DR, STUDENT HEALTH CENTERSan Marcos, TX 78666-4684
Mailing Address601 University Dr, Student Health CenterSan Marcos, TX 78666-4684 · (512) 245-2161 · Fax (512) 245-9288
Phone(512) 245-2161
Fax(512) 245-9288
Sole ProprietorNo
Enumeration DateJune 24, 2008
Last NPPES UpdateMay 20, 2013
✔ NPI 1659532430 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LF0000X
License✔ Licensed in TX · 681841
601 UNIVERSITY DR, San Marcos, TX 78666
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Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

NICOLE MARIE SANDOVAL BS
Specialist/Technologist (Athletic Trainer)
601 UNIVERSITY DR
SAN MARCOS, TX 78666
Hays County (512) 738-6481
JESSICA USELDING LAT, ATC
Specialist/Technologist (Athletic Trainer)
601 UNIVERSITY DR
SAN MARCOS, TX 78666
Hays County (512) 245-2561
TEKERIA VILLERY
Student in an Organized Health Care Education/Training Program
601 UNIVERSITY DR
SAN MARCOS, TX 78666
Hays County (832) 310-5568
MICQAUELLA RENEA LOPEZ
Specialist/Technologist (Athletic Trainer)
601 UNIVERSITY DR
SAN MARCOS, TX 78666
Hays County (956) 651-2555
ANNMARIE KESSLER
Student in an Organized Health Care Education/Training Program
601 UNIVERSITY DR
SAN MARCOS, TX 78666
Hays County (512) 245-2980
EMILY L PENA
Student in an Organized Health Care Education/Training Program
601 UNIVERSITY DR
SAN MARCOS, TX 78666
Hays County (210) 852-5598
VICTORIA JEANETTE LIMELY
Student in an Organized Health Care Education/Training Program
601 UNIVERSITY DR
SAN MARCOS, TX 78666
Hays County (512) 245-2561
FRANCES C PEREZ LVN
Licensed Vocational Nurse
601 UNIVERSITY DR
SAN MARCOS, TX 78666
Hays County (512) 245-2161

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Diane Johnston's NPI number?

The NPI number for Diane Johnston is 1659532430. It was assigned to this individual provider in the NPPES registry on June 24, 2008.

Where is Diane Johnston located?

Diane Johnston practices at 601 University Dr Student Health Center, San Marcos, TX 78666. The listed phone number is (512) 245-2161.

What is Diane Johnston's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

When was this NPI record last updated?

The NPPES record for Diane Johnston was last updated on May 20, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.