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Gerlyn Brasic, MD
NPI 1033104427 · Internal Medicine Physician · Onalaska, WI
Gerlyn Brasic, MD is a Internal Medicine Physician provider in Onalaska, WI (NPI 1033104427).
Provider details
- NPI number
- 1033104427
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 44039 (WI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(91/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
191 Theater Road
Onalaska, WI 54650-8679
Phone: (608) 392-5025
Fax: (608) 392-5788
Approximate (ZIP-level) locationGet directions
Mailing address
191 Theater Road
Onalaska, WI 54650-8679
Registry dates
- Enumerated
- 2005-09-13
- Last updated
- 2012-01-24
Frequently asked questions
- What is Gerlyn Brasic's NPI number?
- Gerlyn Brasic's National Provider Identifier (NPI) is 1033104427, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gerlyn Brasic's specialty?
- Gerlyn Brasic is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Gerlyn Brasic located?
- Gerlyn Brasic's practice location on file with NPPES is 191 Theater Road, Onalaska, WI 54650-8679.
- What is Gerlyn Brasic's phone number?
- The practice phone number listed in the NPPES registry for Gerlyn Brasic is (608) 392-5025.
- Is Gerlyn Brasic's NPI active?
- Yes — Gerlyn Brasic's NPI (1033104427) is active in the NPPES registry as of the last update on 2012-01-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.