Barbara Horner-Ibler, MD
NPI 1225145840 · Internal Medicine Physician · Brookfield, WI
Enrolled with Medicare as Order and Referring Only - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Barbara Horner-Ibler, MD is a Internal Medicine Physician provider in Brookfield, WI (NPI 1225145840).
Provider details
- NPI number
- 1225145840
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
- License
- 42553 (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
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 · 9 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Amlodipine Besylate | 29 |
| Losartan Potassium | 20 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 16 |
| Atorvastatin Calcium | 15 |
| Levothyroxine Sodium | 14 |
| Morphine Sulfatebrand: Morphine Sulfate Er | 12 |
| Oxycodone Hcl | 12 |
| Fluticasone Propion/Salmeterolbrand: Advair Diskus |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-08-23
- Last updated
- 2016-04-29
Frequently asked questions
- What is Barbara Horner-Ibler's NPI number?
- Barbara Horner-Ibler's National Provider Identifier (NPI) is 1225145840, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Barbara Horner-Ibler's specialty?
- Barbara Horner-Ibler is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Barbara Horner-Ibler located?
- Barbara Horner-Ibler's practice location on file with NPPES is 19035 W Capitol Dr, Brookfield, WI 53045-2755.
- What is Barbara Horner-Ibler's phone number?
- The practice phone number listed in the NPPES registry for Barbara Horner-Ibler is (262) 754-1421.
- Does Barbara Horner-Ibler accept Medicare?
- Barbara Horner-Ibler is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Barbara Horner-Ibler's NPI active?
- Yes — Barbara Horner-Ibler's NPI (1225145840) is active in the NPPES registry as of the last update on 2016-04-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.