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John Walz, MD
NPI 1225088362 · Specialist · Columbus, WI
John Walz, MD is a Specialist provider in Columbus, WI (NPI 1225088362).
Provider details
- NPI number
- 1225088362
- Entity type
- Individual
- Primary specialty
- SpecialistOther Service Providers
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 21885 (WI)
Specialties & taxonomies
Other Service Providers
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
1511 Park Ave
Columbus, WI 53925-2401
Phone: (920) 623-3040
Fax: (920) 623-2244
Street-level locationGet directions
Mailing address
Po Box 370
Columbus, WI 53925-0370
Registry dates
- Enumerated
- 2006-05-11
- Last updated
- 2007-07-08
Frequently asked questions
- What is John Walz's NPI number?
- John Walz's National Provider Identifier (NPI) is 1225088362, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Walz's specialty?
- John Walz is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).
- Where is John Walz located?
- John Walz's practice location on file with NPPES is 1511 Park Ave, Columbus, WI 53925-2401.
- What is John Walz's phone number?
- The practice phone number listed in the NPPES registry for John Walz is (920) 623-3040.
- Is John Walz's NPI active?
- Yes — John Walz's NPI (1225088362) 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.