George Haasler, MD
NPI 1275584096 · Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician · Milwaukee, WI
George Haasler, MD is a Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician provider in Milwaukee, WI (NPI 1275584096).
Provider details
- NPI number
- 1275584096
- Entity type
- Individual
- Primary specialty
- Thoracic Surgery (Cardiothoracic Vascular Surgery) PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 27218 (WI)
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
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
Mailing address
Registry dates
- Enumerated
- 2006-05-15
- Last updated
- 2013-01-07
Frequently asked questions
- What is George Haasler's NPI number?
- George Haasler's National Provider Identifier (NPI) is 1275584096, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is George Haasler's specialty?
- George Haasler is listed in the NPPES registry with a primary specialty of Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician (Allopathic & Osteopathic Physicians).
- Where is George Haasler located?
- George Haasler's practice location on file with NPPES is 9200 W Wisconsin Ave, Milwaukee, WI 53226-3522.
- What is George Haasler's phone number?
- The practice phone number listed in the NPPES registry for George Haasler is (414) 955-6900.
- Is George Haasler's NPI active?
- Yes — George Haasler's NPI (1275584096) is active in the NPPES registry as of the last update on 2013-01-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.