Samantha Llanas, MD
NPI 1538809298 · Hospitalist Physician · Menomonee Falls, WI
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Samantha Llanas, MD is a Hospitalist Physician provider in Menomonee Falls, WI (NPI 1538809298).
Provider details
- NPI number
- 1538809298
- Entity type
- Individual
- Primary specialty
- Hospitalist PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 83875-20 (WI)
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
4 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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2022-03-30
- Last updated
- 2026-03-10
- Certified
- 2026-03-10
Frequently asked questions
- What is Samantha Llanas's NPI number?
- Samantha Llanas's National Provider Identifier (NPI) is 1538809298, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Samantha Llanas's specialty?
- Samantha Llanas is listed in the NPPES registry with a primary specialty of Hospitalist Physician (Allopathic & Osteopathic Physicians).
- Where is Samantha Llanas located?
- Samantha Llanas's practice location on file with NPPES is W180n8085 Town Hall Rd, Menomonee Falls, WI 53051-3518.
- What is Samantha Llanas's phone number?
- The practice phone number listed in the NPPES registry for Samantha Llanas is (262) 257-2447.
- Does Samantha Llanas accept Medicare?
- Samantha Llanas is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Samantha Llanas's NPI active?
- Yes — Samantha Llanas's NPI (1538809298) is active in the NPPES registry as of the last update on 2026-03-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.