Christian Kastman, MD
NPI 1851331151 · Family Medicine Physician · Madison, WI
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Christian Kastman, MD is a Family Medicine Physician provider in Madison, WI (NPI 1851331151).
Provider details
- NPI number
- 1851331151
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 50965 (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
- 2006-06-07
- Last updated
- 2012-09-24
Frequently asked questions
- What is Christian Kastman's NPI number?
- Christian Kastman's National Provider Identifier (NPI) is 1851331151, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Christian Kastman's specialty?
- Christian Kastman is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Christian Kastman located?
- Christian Kastman's practice location on file with NPPES is 8202 Excelsior Dr, Madison, WI 53717-1906.
- What is Christian Kastman's phone number?
- The practice phone number listed in the NPPES registry for Christian Kastman is (608) 831-1766.
- Does Christian Kastman accept Medicare?
- Christian Kastman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Christian Kastman's NPI active?
- Yes — Christian Kastman's NPI (1851331151) is active in the NPPES registry as of the last update on 2012-09-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.