Anna Ha-Linh Vu-Wallace, M.D.
NPI 1982621520 · Hospitalist Physician · Austin, TX
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Anna Ha-Linh Vu-Wallace, M.D. is a Hospitalist Physician provider in Austin, TX (NPI 1982621520).
Provider details
- NPI number
- 1982621520
- Entity type
- Individual
- Primary specialty
- Hospitalist PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- L3173 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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 · 31 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 97 | 20 |
| Quetiapine Fumarate | 66 | 22 |
| Furosemide | 28 | 12 |
| Potassium Chloride | 25 | — |
| Carvedilol | 23 | — |
| Cephalexin | 20 | 16 |
| Metformin Hcl | 18 | — |
| Hydrocodone/Acetaminophen |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-17
- Last updated
- 2020-02-20
- Certified
- 2020-02-20
Frequently asked questions
- What is Anna Ha-Linh Vu-Wallace's NPI number?
- Anna Ha-Linh Vu-Wallace's National Provider Identifier (NPI) is 1982621520, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Anna Ha-Linh Vu-Wallace's specialty?
- Anna Ha-Linh Vu-Wallace is listed in the NPPES registry with a primary specialty of Hospitalist Physician (Allopathic & Osteopathic Physicians).
- Where is Anna Ha-Linh Vu-Wallace located?
- Anna Ha-Linh Vu-Wallace's practice location on file with NPPES is 4107 Medical Pkwy, Austin, TX 78756-3735.
- What is Anna Ha-Linh Vu-Wallace's phone number?
- The practice phone number listed in the NPPES registry for Anna Ha-Linh Vu-Wallace is (512) 323-5362.
- Does Anna Ha-Linh Vu-Wallace accept Medicare?
- Anna Ha-Linh Vu-Wallace is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Anna Ha-Linh Vu-Wallace's NPI active?
- Yes — Anna Ha-Linh Vu-Wallace's NPI (1982621520) is active in the NPPES registry as of the last update on 2020-02-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.