Tuyen Thiem
NPI 1508520537 · Family Nurse Practitioner · Lampasas, TX
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tuyen Thiem is a Family Nurse Practitioner provider in Lampasas, TX (NPI 1508520537).
Provider details
- NPI number
- 1508520537
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 1043829 (TX)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
4 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 · 45 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Furosemide | 222 | 30 |
| Amlodipine Besylate | 138 | 12 |
| Potassium Chloride | 137 | 20 |
| Escitalopram Oxalate | 132 | — |
| Levothyroxine Sodium | 106 | 20 |
| Apixabanbrand: Eliquis | 95 | 12 |
| Mirtazapine | 94 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$116 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2021-10-26
- Last updated
- 2022-03-09
- Certified
- 2022-03-09
Frequently asked questions
- What is Tuyen Thiem's NPI number?
- Tuyen Thiem's National Provider Identifier (NPI) is 1508520537, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tuyen Thiem's specialty?
- Tuyen Thiem is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Tuyen Thiem located?
- Tuyen Thiem's practice location on file with NPPES is 1205 Central Texas Expy, Lampasas, TX 76550-3388.
- What is Tuyen Thiem's phone number?
- The practice phone number listed in the NPPES registry for Tuyen Thiem is (512) 556-5362.
- Does Tuyen Thiem accept Medicare?
- Tuyen Thiem is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tuyen Thiem's NPI active?
- Yes — Tuyen Thiem's NPI (1508520537) is active in the NPPES registry as of the last update on 2022-03-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.