John Haak
NPI 1992157614 · Speech-Language Pathologist · Sioux Falls, SD
John Haak is a Speech-Language Pathologist provider in Sioux Falls, SD (NPI 1992157614).
Provider details
- NPI number
- 1992157614
- Entity type
- Individual
- Primary specialty
- Speech-Language PathologistSpeech, Language and Hearing Service Providers
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Speech, Language and Hearing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
9 yrs in NPPES registry
- Profile completeness38% of score
83% 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
- 2016-07-06
- Last updated
- 2016-07-06
Frequently asked questions
- What is John Haak's NPI number?
- John Haak's National Provider Identifier (NPI) is 1992157614, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Haak's specialty?
- John Haak is listed in the NPPES registry with a primary specialty of Speech-Language Pathologist (Speech, Language and Hearing Service Providers).
- Where is John Haak located?
- John Haak's practice location on file with NPPES is 201 E 38th St, Sioux Falls, SD 57105-5815.
- What is John Haak's phone number?
- The practice phone number listed in the NPPES registry for John Haak is (605) 367-7900.
- Is John Haak's NPI active?
- Yes — John Haak's NPI (1992157614) is active in the NPPES registry as of the last update on 2016-07-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.