Collin Jansen Block, MSW
Social Worker · Sioux Falls, SD
Collin Jansen Block, MSW is a social worker with a practice address in Sioux Falls, South Dakota, and NPI 1982231510, issued on Mar 24, 2020. Check the license (South Dakota 4904, as entered in NPPES) with the South Dakota board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Collin Jansen Block
- Credential
- MSW
- Primary taxonomy
- Social Worker 104100000X
- License number
- 4904 SD
Self-reported in NPPES; status is on the state search - Practice location
- 4500 N Lewis Ave, Sioux Falls, SD 57104
- Phone
- (605) 322-2982
- Enumerated
- Mar 24, 2020
- Record last updated
- Mar 24, 2020 (not updated in 6 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20210202002537); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest social worker records → All 234 in South Dakota → Look up another NPI →
Also registered at 4500 N Lewis Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Robin Arends, CNPNurse Practitioner1063660363
- Ephrem Bejiga, CNPFamily Nurse Practitioner1902417983
- Heather Berney, M.D.Psychiatry Physician1568859809
- Leah Chinchilla, RNRegistered Nurse1134944077
- Jacklyn Genzlinger, MSW, LCSWSocial Worker1548733116
- Anasara Henry, DNP, AGPCNP-BCGerontology Nurse Practitioner1639694532
Verify Collin Jansen Block in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich South Dakota board licenses this profession
Search for license 4904Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through 2 group practices
- Great Plains Tribal Chairmen's Health BoardRapid City, SD
- U S Health Dept OF Health And Human ServicesBrowning, MT
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Collin Jansen Block among 234 social worker records in South Dakota
Collin Jansen Block, MSW is one of 234 social worker records with a practice address in South Dakota. 14% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 43% of them.
- NPI issued2020 · 43% of these records are older, 53% newer
- In a Medicare fileYes · 14% of these records are
- In the CMS Doctors and Clinicians fileYes · 22% of these records are
- Graduated2018 · median 2020 among the 51 with a school on file
- Record last updated2020 · 40% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 104100000X and a South Dakota practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
90 social worker records list a practice address in Sioux Falls
They are 90 of the 6,563 NPPES records with a practice address in Sioux Falls, and 234 social worker records in South Dakota.
All 234 in South Dakota → Every provider in Sioux Falls → Social Worker nationwide →
The 8 social worker records with the nearest ZIP codes
- Morgan Engelbrecht, LCSWSioux Falls, SD 571041073236329
- Jacklyn Genzlinger, MSW, LCSWSioux Falls, SD 571041548733116
- Sarajo Kegler, LCSW LACSioux Falls, SD 571041487368171
- Ella Lueders, LCSWSioux Falls, SD 571041730996034
- Mari Mehlbrech, LCSWSioux Falls, SD 571041205603156
- Katherine Phillips Olson, MSW, CSW-PIPSioux Falls, SD 571041982199535
- Jennifer Prouty, MSWSioux Falls, SD 571041134619596
- Kaylee SlagusSioux Falls, SD 571041609654177
Common questions
What is Collin Jansen Block, MSW's NPI number?
Collin Jansen Block, MSW's National Provider Identifier (NPI) is 1982231510, issued on Mar 24, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Collin Jansen Block, MSW located?
The NPPES record lists a practice address at 4500 N Lewis Ave, Sioux Falls, SD, 57104. Phone: (605) 322-2982. Providers update this record themselves, so call before visiting.
How can I verify Collin Jansen Block, MSW's license?
NPPES lists South Dakota license number 4904, as entered by the provider. Search the South Dakota board that licenses this profession; the NPPES record confirms identity only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.