Elizabeth Graustein, FNP-BC
NPI 1982169264 · Family Nurse Practitioner · Port Isabel, TX
Elizabeth Graustein, FNP-BC is a Family Nurse Practitioner provider in Port Isabel, TX (NPI 1982169264).
Provider details
- NPI number
- 1982169264
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP-BC
- Sex
- Female
- Sole proprietor
- No
- License
- AP139865 (TX)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
7 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 22 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 34 | 23 |
| Atorvastatin Calcium | 30 | 23 |
| Lisinopril | 30 | 17 |
| Amlodipine Besylate | 23 | 18 |
| Gabapentin | 22 | 13 |
| Azithromycin | 20 | 20 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass |
Practice location
Mailing address
Registry dates
- Enumerated
- 2019-01-31
- Last updated
- 2026-03-11
- Certified
- 2026-03-11
Frequently asked questions
- What is Elizabeth Graustein's NPI number?
- Elizabeth Graustein's National Provider Identifier (NPI) is 1982169264, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Elizabeth Graustein's specialty?
- Elizabeth Graustein is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Elizabeth Graustein located?
- Elizabeth Graustein's practice location on file with NPPES is 413 E Railroad Ave, Port Isabel, TX 78578-4133.
- What is Elizabeth Graustein's phone number?
- The practice phone number listed in the NPPES registry for Elizabeth Graustein is (956) 202-0111.
- Is Elizabeth Graustein's NPI active?
- Yes — Elizabeth Graustein's NPI (1982169264) is active in the NPPES registry as of the last update on 2026-03-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.