Ms. Diane Eileen Johnston
RN FNP | Nurse Practitioner - Family
601 University Dr, Student Health Center, San Marcos
Texas, 78666-4684
512-245-2161
Ms. Diane Eileen Johnston is a San Marcos, Texas based nurse practitioner who is specialized as Family nurse. Active license number of Ms. Diane Eileen Johnston is 681841 for Family in Texas. Her current practice location is 601 University Dr, Student Health Center, San Marcos. Patients can reach her at 512-245-2161 or can fax her at 512-245-9288. Ms. Diane Eileen Johnston is RN FNP with specialization in Family and her NPI number (Unique professional ID assigned by NPPES) is 1659532430.
Ms. Diane Eileen Johnston delivers family-focused care which means she provides care for patients ranging from infants to the elderly and every age in between. Family Nurse Practitioner (FNP) are frequently the primary care provider for families, which means that they will not only diagnose conditions, but also treat them. FNPs perform physical exams, order diagnostic tests and procedures, diagnose and treat illness, prescribe needed medications, and teach their patients how to develop healthy lifestyles to promote health and prevent disease.
Complete Profile:
Ms. Diane Eileen Johnston speciality, credentials, practice address, contact phone number and fax are as below.
Patients can call on the below given phone number for appointment.
| Name: | Ms. Diane Eileen Johnston |
| Specialization: | Family Nurse Practitioner (FNP) |
| Gender: | Female |
| Credentials: | RN FNP |
| Practice Address: | 601 University Dr, Student Health Center, San Marcos,
Texas, 78666-4684 |
| Phone: | 512-245-2161 |
| Fax: | 512-245-9288 |
Professional Identification Codes:
NPI number stands for National Provider Identifier which is a unique 10-digit identification number issued to health care providers in the United States by the Centers for Medicare and Medicaid Services (CMS).
NPI details are as mentioned below.
| NPI Number: | 1659532430 |
| NPI Enumeration Date: | 24 Jun, 2008 |
| NPI Last Update On: | 20 May, 2013 |
Medical Licenses:
NPs can have one or more medical licenses for different specialities in the same state or different states. Related medical licenses for Ms. Diane Eileen Johnston are as mentioned below.
| License Number | Specialization | State | Status | |
| 681841 | Family | Texas | Primary | |
Business Mailing Address:
Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned address.
| Address: | Ms. Diane Eileen Johnston
601 University Dr, Student Health Center
San Marcos, Texas |
| Zip: | 78666-4684 |
| Phone Number: | 512-245-2161 |
| Fax Number: | 512-245-9288 |
Patients can reach Ms. Diane Eileen Johnston at
601 University Dr, Student Health Center, San Marcos, Texas or can
call to book an appointment on 512-245-2161.
Comments/ Reviews:
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Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 13 October, 2025.