NPPES file of Aug 9, 2026

Mason Louis Kelly, LCSW

Clinical Social Worker · Chicago, IL

Mason Louis Kelly, LCSW is a clinical social worker with a practice address in Chicago, Illinois, and NPI 1396801064, issued on Dec 28, 2006. Check the license (Illinois 149011810, as entered in NPPES) with the Illinois board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

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

NPPES recordNPPES file of Aug 9, 2026
1396801064
Name
Mason Louis Kelly
Credential
LCSW
Primary taxonomy
Clinical Social Worker 1041C0700X
License number
149011810 IL
Self-reported in NPPES; status is on the state search
Practice location
8553 S Stony Island Ave, Chicago, IL 60617
Phone
(773) 972-3577
Enumerated
Dec 28, 2006
Record last updated
Dec 1, 2016 (not updated in 10 years: call before relying on the address or phone)
Fax
(872) 666-5512
Medicare enrollment
Enrolled (PECOS I20120802000661); 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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Verify Mason Louis Kelly in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Illinois board licenses this profession
    Search for license 149011810
    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 Illinois license search

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Mason Louis Kelly among 13,637 clinical social worker records in Illinois

Mason Louis Kelly, LCSW is one of 13,637 clinical social worker records with a practice address in Illinois. 14% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than under 1% of them.

  • NPI issued2006 · under 1% of these records are older, 90% newer
  • In a Medicare fileNo · 14% of these records are
  • In the CMS Doctors and Clinicians fileYes · 21% of these records are
  • Graduated2003 · median 2010 among the 2,895 with a school on file
  • Record last updated2016 · 54% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1041C0700X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

4,368 clinical social worker records list a practice address in Chicago

They are 4,368 of the 63,379 NPPES records with a practice address in Chicago, and 13,637 clinical social worker records in Illinois. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

The 8 clinical social worker records with the nearest ZIP codes

  1. Jimmy Chan, LCSW, LPHAChicago, IL 606171437494127
  2. Orlando Davis, L.C.S.W.Chicago, IL 606171730425364
  3. Margaret Frank, LCSWChicago, IL 606171215238621
  4. Gladys Johnson, M.A. LCSWChicago, IL 606171922435445
  5. Michelle Kamin-Lindsay, LCSWChicago, IL 606171114087897
  6. Valencia King, LCSWChicago, IL 606171245533280
  7. Toijuana Murray, LCSWChicago, IL 606171275764730
  8. Rebecca Murray, LCSWChicago, IL 606171134557473

Common questions

What is Mason Louis Kelly, LCSW's NPI number?

Mason Louis Kelly, LCSW's National Provider Identifier (NPI) is 1396801064, issued on Dec 28, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Mason Louis Kelly, LCSW located?

The NPPES record lists a practice address at 8553 S Stony Island Ave, Chicago, IL, 60617. Phone: (773) 972-3577. Providers update this record themselves, so call before visiting.

How can I verify Mason Louis Kelly, LCSW's license?

NPPES lists Illinois license number 149011810, as entered by the provider. Search the Illinois 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. 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.