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Felix Geissler, MD
NPI 1649235870 · Transplant Surgery Physician · Madison, WI
Felix Geissler, MD is a Transplant Surgery Physician provider in Madison, WI (NPI 1649235870).
Provider details
- NPI number
- 1649235870
- Entity type
- Individual
- Primary specialty
- Transplant Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- License
- DVP44875 (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
600 Highland Ave
Madison, WI 53792
Phone: (608) 263-7502
Fax: (608) 833-6932
Street-level locationGet directions
Mailing address
8007 Excelsior Drive
Madison, WI 53717
Registry dates
- Enumerated
- 2006-04-19
- Last updated
- 2007-07-08
Frequently asked questions
- What is Felix Geissler's NPI number?
- Felix Geissler's National Provider Identifier (NPI) is 1649235870, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Felix Geissler's specialty?
- Felix Geissler is listed in the NPPES registry with a primary specialty of Transplant Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Felix Geissler located?
- Felix Geissler's practice location on file with NPPES is 600 Highland Ave, Madison, WI 53792.
- What is Felix Geissler's phone number?
- The practice phone number listed in the NPPES registry for Felix Geissler is (608) 263-7502.
- Is Felix Geissler's NPI active?
- Yes — Felix Geissler's NPI (1649235870) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.