NPPES file of Aug 9, 2026

Mary G. Lockwood, SLP

Speech-Language Pathologist · Chicago, IL

Mary G. Lockwood, SLP is a speech-language pathologist with a practice address in Chicago, Illinois, and NPI 1871061622, issued on Nov 9, 2018. Check the license (Illinois 242004834, 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
1871061622
Name
Mary G. Lockwood
Credential
SLP
Primary taxonomy
Speech-Language Pathologist 235Z00000X
License number
242004834 IL
Self-reported in NPPES; status is on the state search
Practice location
3800 N California Ave, Chicago, IL 60618
Phone
(773) 478-4222
Enumerated
Nov 9, 2018
Record last updated
Nov 9, 2018 (not updated in 8 years: call before relying on the address or phone)
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 3800 N California Ave

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

  1. Jonathan Aguda, PTAPhysical Therapy Assistant1174093314
  2. Daniel BanuelosPhysical Therapy Assistant1477020873
  3. Claire BegleyOccupational Therapist1518691963
  4. Jeannine Daniels, COTA/LOccupational Therapy Assistant1689141921
  5. Nicole Jagemann, OTR/LOccupational Therapist1780321836
  6. Elinor Pastore, OTDOccupational Therapist1043985658

Verify Mary G. Lockwood 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 242004834
    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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1,753 speech-language pathologist records list a practice address in Chicago

They are 1,753 of the 63,379 NPPES records with a practice address in Chicago, and 10,224 speech-language pathologist records in Illinois. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other speech-language pathologist records in Illinois

  1. Samin Abbasi, M.S. CCC-SLPChicago, IL1578990503
  2. Elisabeth Abbatacola, MAChicago, IL1740413889
  3. Alexis AbbinantiChicago, IL1841154085
  4. Leraaen Abbott, MA CCC-SLPWilmette, IL1154153831
  5. Ala AbdeljaberWaukegan, IL1265043079
  6. Nada Abderrhaman, M.S.Palos Hills, IL1497152201
  7. Stephanie AberleShelbyville, IL1932529989
  8. Jenna Abi-MansourMt Prospect, IL1659049450
  9. Ann Abraham, MA/CCC/SLP-LLoves Park, IL1134495385
  10. Tintu Abraham, MSCJoliet, IL1003153925

Common questions

What is Mary G. Lockwood, SLP's NPI number?

Mary G. Lockwood, SLP's National Provider Identifier (NPI) is 1871061622, issued on Nov 9, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Mary G. Lockwood, SLP located?

The NPPES record lists a practice address at 3800 N California Ave, Chicago, IL, 60618. Phone: (773) 478-4222. Providers update this record themselves, so call before visiting.

How can I verify Mary G. Lockwood, SLP's license?

NPPES lists Illinois license number 242004834, 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.