IndividualActive
Martin Haanstad, PHD
NPI 1235123225 · Psychologist · Appleton, WI
Martin Haanstad, PHD is a Psychologist provider in Appleton, WI (NPI 1235123225).
Provider details
- NPI number
- 1235123225
- Entity type
- Individual
- Primary specialty
- PsychologistBehavioral Health & Social Service Providers
- Credential
- PHD
- Sex
- Male
- Sole proprietor
- No
- License
- 833 (WI)
Specialties & taxonomies
Behavioral Health & Social 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
1531 S Madison St
Appleton, WI 54915-1800
Phone: (920) 730-4411
Street-level locationGet directions
Mailing address
1531 S Madison St
Appleton, WI 54915-1800
Registry dates
- Enumerated
- 2005-09-06
- Last updated
- 2008-09-02
Frequently asked questions
- What is Martin Haanstad's NPI number?
- Martin Haanstad's National Provider Identifier (NPI) is 1235123225, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Martin Haanstad's specialty?
- Martin Haanstad is listed in the NPPES registry with a primary specialty of Psychologist (Behavioral Health & Social Service Providers).
- Where is Martin Haanstad located?
- Martin Haanstad's practice location on file with NPPES is 1531 S Madison St, Appleton, WI 54915-1800.
- What is Martin Haanstad's phone number?
- The practice phone number listed in the NPPES registry for Martin Haanstad is (920) 730-4411.
- Is Martin Haanstad's NPI active?
- Yes — Martin Haanstad's NPI (1235123225) is active in the NPPES registry as of the last update on 2008-09-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.