NPPES file of Aug 9, 2026

Mason Alexander Kinghorn, LCSW

Clinical Social Worker · Saint Louis, MO

Mason Alexander Kinghorn, LCSW is a clinical social worker with a practice address in Saint Louis, Missouri, and NPI 1699337337, issued on Jul 2, 2019. Check the license (Missouri 2017005573, as entered in NPPES) with the Missouri 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
1699337337
Name
Mason Alexander Kinghorn
Credential
LCSW
Primary taxonomy
Clinical Social Worker 1041C0700X
License number
2017005573 MO
Self-reported in NPPES; status is on the state search
Practice location
6155 S Grand Blvd, Saint Louis, MO 63111
Phone
(314) 652-0100
Enumerated
Jul 2, 2019
Record last updated
Apr 28, 2026
Medicare enrollment
Enrolled (PECOS I20191101001890); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
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.
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Also registered at 6155 S Grand Blvd

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

  1. Alexis Anderson, FNP-CFamily Nurse Practitioner1588395859
  2. Brian Brennan, FNP-CFamily Nurse Practitioner1487298725
  3. Manijeh Felfeli, DMDDentist1780373712
  4. Jennifer Freese, RDHDental Hygienist1407726920
  5. Peter SchechterAcupuncturist1629629977
  6. Gavyn Stys, LCSWClinical Social Worker1174245385

Verify Mason Alexander Kinghorn in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Missouri board licenses this profession
    Search for license 2017005573    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 Missouri 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.

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Bills Medicare through one group practice

  1. Novus Health IncSaint Louis, MO

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

1,474 clinical social worker records list a practice address in Saint Louis

They are 1,474 of the 27,605 NPPES records with a practice address in Saint Louis, and 5,398 clinical social worker records in Missouri.

All 1,474 in Saint Louis → All 5,398 in Missouri → Every provider in Saint Louis →

Other clinical social worker records in Missouri

  1. Lesly Abanto Medina, LCSWSaint Charles, MO1366898579
  2. Lisa AbernathySaint Louis, MO1992103691
  3. Joel Achtenberg, MSW, LCSWWebster Groves, MO1326287772
  4. William Ackerman, LCSWSaint Louis, MO1952288169
  5. Edward Acosta, LCSWKansas City, MO1689854515
  6. Megan AdamoO Fallon, MO1881158707
  7. Adonica Adams, MSWBridgeton, MO1386650646
  8. Diana Adams, MS LCSWSaint Joseph, MO1568405165
  9. Joyce Adams, LCSWKansas City, MO1396877072
  10. Madeline Adams, LCSWSaint Louis, MO1134527633

Common questions

What is Mason Alexander Kinghorn, LCSW's NPI number?

Mason Alexander Kinghorn, LCSW's National Provider Identifier (NPI) is 1699337337, issued on Jul 2, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Mason Alexander Kinghorn, LCSW located?

The NPPES record lists a practice address at 6155 S Grand Blvd, Saint Louis, MO, 63111. Phone: (314) 652-0100. Providers update this record themselves, so call before visiting.

How can I verify Mason Alexander Kinghorn, LCSW's license?

NPPES lists Missouri license number 2017005573, as entered by the provider. Search the Missouri 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.