NPPES file of Aug 9, 2026

Linzi Swisher Diaz, LCSW

Clinical Social Worker · Chicago, IL

Linzi Swisher Diaz, LCSW is a clinical social worker with a practice address in Chicago, Illinois, and NPI 1083169981, issued on Aug 20, 2016. Check the license (Illinois 149.018169, as entered in NPPES) with the Illinois board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1083169981
Name
Linzi Swisher Diaz
Credential
LCSW
Primary taxonomy
Clinical Social Worker 1041C0700X
License number
149.018169 IL
Self-reported in NPPES; status is on the state search
Practice location
30 N Michigan Ave Ste 1217, Chicago, IL 60602
Phone
(573) 795-6132
Enumerated
Aug 20, 2016
Record last updated
Oct 5, 2022
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 30 N Michigan Ave Ste 1217

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

  1. Maribel Eggleston, LCSWClinical Social Worker1477840528
  2. Michelle Mannino-Purkey, MFTMarriage & Family Therapist1114298148
  3. Ashley OfosuMental Health Counselor1447980263
  4. Kelsey RottmullerProfessional Counselor1750943098
  5. Christian Younginer, LPCCounselor1619448230

Verify Linzi Swisher Diaz 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 149.018169    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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The practice group's MIPS final score for 2023 (Medicare payment program): 87.1 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score70.8
  2. Costout of 100 · 30%52.8
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.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.

All 4,368 in Chicago → All 13,637 in Illinois → Every provider in Chicago →

Other clinical social worker records in Illinois

  1. Leah A' Hearn, LCSWSavoy, IL1124790829
  2. Bruce AaronChicago, IL1013069087
  3. Melissa Aaron, LCSWWest Frankfort, IL1437505526
  4. Marcus Abate, MSWAurora, IL1679904767
  5. Nadia Abbas, LCSWChicago, IL1578176400
  6. Trisha Abbey, LCSWPalatine, IL1477970176
  7. Mary Abbott, LCSWElgin, IL1073787685
  8. Susan Abbott, LCSWOak Park, IL1235456930
  9. Ghada AbdallaChampaign, IL1235015553
  10. Samella Abdullah, PH.D.Chicago, IL1356404263

Common questions

What is Linzi Swisher Diaz, LCSW's NPI number?

Linzi Swisher Diaz, LCSW's National Provider Identifier (NPI) is 1083169981, issued on Aug 20, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Linzi Swisher Diaz, LCSW located?

The NPPES record lists a practice address at 30 N Michigan Ave Ste 1217, Chicago, IL, 60602. Phone: (573) 795-6132. Providers update this record themselves, so call before visiting.

How can I verify Linzi Swisher Diaz, LCSW's license?

NPPES lists Illinois license number 149.018169, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.

What is Linzi Swisher Diaz, LCSW's MIPS final score?

The 2023 MIPS final score is 87.1 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.