NPI age
7 years
Enumerated 2019-01-31
● Active
Type 1 · Individual
Elizabeth Kathleen Graustein, FNP-BC
Graustein is 1 of 2 nurse practitioner providers in Port Isabel and 1 of 22123 in Texas.
Primary specialty
Nurse Practitioner
Plus 1 subspecialty
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2026-03-11
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 22123 active nurse practitioner providers in Texas.
NPI age
7 years
≈ at median (7 yr)
State licenses
1 state
5% of peers hold multiple states
Subspecialties
1
In the 23% of peers with subspecialties
NPI lifetime · 2019 → 2026
2019-01Enumerated in NPPES
2019
2026
Where they practice
Practice location
413 E Railroad Ave
Port Isabel, TX 785784133
Mailing address
413 E Railroad Ave
Port Isabel, TX 785784133
Specialties
-
Nurse Practitioner PrimaryDefinition to come...
-
Family MedicineFamily Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of...
Identifiers
| Type | Value | Notes |
|---|---|---|
| 05 (TX) | 395973601 |
Practice context
Part of a multi-provider practice. 6 other active providers share this practice address in NPPES.
Provyx · Custom healthcare lists
Need all 22123 Nurse Practitioner providers in Texas?
Get the full list as a CSV with verified work emails, direct phones, and LinkedIn URLs.
Request a quote →How to verify this provider
- Confirm the NPI on NPPES.The CMS registry is the system of record. Open NPPES →
- Check the state license is currently active.State licensing boards publish current status; NPPES does not.
- Confirm payer enrollment if billing.NPI presence does not guarantee active enrollment with Medicare, Medicaid, or commercial payers.