Meagan Williams, MD
NPI 1811381080 · Internal Medicine Physician · Austin, TX
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Meagan Williams, MD is a Internal Medicine Physician provider in Austin, TX (NPI 1811381080).
Provider details
- NPI number
- 1811381080
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- T8083 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
11 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 · 9 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Levothyroxine Sodium | 22 |
| Atorvastatin Calcium | 21 |
| Amlodipine Besylate | 14 |
| Duloxetine Hcl | 13 |
| Gabapentin | 12 |
| Fluoxetine Hcl | 12 |
| Losartan Potassium | 12 |
| Metformin Hcl | 12 |
| Chlorthalidone | 11 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2015-03-25
- Last updated
- 2025-11-05
- Certified
- 2025-11-05
Frequently asked questions
- What is Meagan Williams's NPI number?
- Meagan Williams's National Provider Identifier (NPI) is 1811381080, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Meagan Williams's specialty?
- Meagan Williams is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Meagan Williams located?
- Meagan Williams's practice location on file with NPPES is 1601 Trinity St, Austin, TX 78712-1765.
- What is Meagan Williams's phone number?
- The practice phone number listed in the NPPES registry for Meagan Williams is (833) 882-2737.
- Does Meagan Williams accept Medicare?
- Meagan Williams is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Meagan Williams's NPI active?
- Yes — Meagan Williams's NPI (1811381080) is active in the NPPES registry as of the last update on 2025-11-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.