NPPES file of Aug 9, 2026

Wallace J. Jackmon, PHD

Clinical Psychologist · Sioux Falls, SD

Wallace J. Jackmon, PHD is a clinical psychologist with a practice address in Sioux Falls, South Dakota, and NPI 1427020957, issued on Feb 7, 2006. Check the license (South Dakota 477, as entered in NPPES) with the South Dakota board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1427020957
Name
Wallace J. Jackmon
Credential
PHD
Primary taxonomy
Clinical Psychologist 103TC0700X
License number
477 SD
Self-reported in NPPES; status is on the state search
Practice location
4400 W 69TH St, Sioux Falls, SD 57108
Phone
(605) 322-5700
Enumerated
Feb 7, 2006
Record last updated
Oct 11, 2018 (not updated in 8 years: call before relying on the address or phone)
Fax
(605) 322-5704
Medicaid IDs
12200 ND
46022474352 NE
944611700 MN
6552790 SD
Medicare enrollment
Enrolled (PECOS I20090424000148); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
Download card Updates feed

8 nearest clinical psychologist records → All 103 in South Dakota → Look up another NPI →

Also registered at 4400 W 69TH St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Julia Alzoubaidi, PH.D.School Psychologist1134674476
  2. Berne Bahnson, M.D.Psychiatry Physician1871565499
  3. Jacob BentsonSocial Worker1508799891
  4. Michael Bergan, M.D.Neurology Physician1487888012
  5. Ann Bowden, MDChild & Adolescent Psychiatry Physician1134389299
  6. Alyssa Butterfield, PHARMDPharmacist1679454318

Verify Wallace J. Jackmon in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich South Dakota board licenses this profession
    Search for license 477    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the South Dakota license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Is this page about you? You can ask us to correct, restrict or remove it: how.

Bills Medicare through one group practice

  1. Rural Health Care IncMitchell, SD

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Wallace J. Jackmon among 103 clinical psychologist records in South Dakota

Wallace J. Jackmon, PHD is one of 103 clinical psychologist records with a practice address in South Dakota. 17% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 2% of them.

  • NPI issued2006 · 2% of these records are older, 55% newer
  • In a Medicare fileYes · 17% of these records are
  • In the CMS Doctors and Clinicians fileYes · 31% of these records are
  • Graduated2007 · median 2003 among the 32 with a school on file
  • Record last updated2018 · 67% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 103TC0700X and a South Dakota practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Clinical Psychologist providers in South Dakota

There are 103 clinical psychologist records in South Dakota.

All 103 in South Dakota → Every provider in Sioux Falls → Clinical Psychologist nationwide →

The 8 clinical psychologist records with the nearest ZIP codes

  1. Robin Carter-Visscher, PH.D.Sioux Falls, SD 571081902122989
  2. Trisha Gaudig, PHDSioux Falls, SD 571081821524836
  3. Lezlee Greguson-Lund, PHDSioux Falls, SD 571081518128248
  4. David Hylland, ED.D.Sioux Falls, SD 571081962475483
  5. Nancy Johnson, PHDSioux Falls, SD 571081043268758
  6. Ericka Kemper, PSY.D.Sioux Falls, SD 571081477588416
  7. Carol Kuntz, PYS.D.Sioux Falls, SD 571081326010851
  8. Amy Marschall, PSY.D.Sioux Falls, SD 571081750728721

Common questions

What is Wallace J. Jackmon, PHD's NPI number?

Wallace J. Jackmon, PHD's National Provider Identifier (NPI) is 1427020957, issued on Feb 7, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Wallace J. Jackmon, PHD located?

The NPPES record lists a practice address at 4400 W 69TH St, Sioux Falls, SD, 57108. Phone: (605) 322-5700. Providers update this record themselves, so call before visiting.

How can I verify Wallace J. Jackmon, PHD's license?

NPPES lists South Dakota license number 477, 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.