NPPES file of Aug 9, 2026

Jan-Lok Deborah Mak, OTR/L

Occupational Therapist · Lincolnshire, IL

Jan-Lok Deborah Mak, OTR/L is an occupational therapist with a practice address in Lincolnshire, Illinois, and NPI 1730401639, issued on Feb 18, 2010. Check the license (Illinois 056007079, 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
1730401639
Name
Jan-Lok Deborah Mak
Credential
OTR/L
Primary taxonomy
Occupational Therapist 225X00000X
License number
056007079 IL
Self-reported in NPPES; status is on the state search
Practice location
150 Jamestown LN, Lincolnshire, IL 60069
Phone
(847) 883-9010
Enumerated
Feb 18, 2010
Record last updated
Sep 7, 2014 (not updated in 12 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 150 Jamestown LN

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

  1. Luke BohlinPhysician Assistant1588456818
  2. Ryl DiazPhysical Therapist1871249672
  3. Konrad MleczkoOccupational Therapy Assistant1871132829

Verify Jan-Lok Deborah Mak 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 056007079
    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
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9 occupational therapist records list a practice address in Lincolnshire

They are 9 of the 207 NPPES records with a practice address in Lincolnshire, and 5,855 occupational therapist records in Illinois. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other occupational therapist records in Illinois

  1. Mayumi Aaberg, MS OTRLRound Lake Beach, IL1174643951
  2. Allyson Abbinanti, OTDPark Ridge, IL1902760002
  3. Lubna Abdel-Mageed, MOT, OTROak Lawn, IL1609532977
  4. Hala Abdelrahman, OTR/LJoliet, IL1992519979
  5. Jana AbdullahDowners Grove, IL1518732601
  6. Josephine Abelleira, OTR/LChicago, IL1942029764
  7. Angela Abercrombie, OTR/LChicago, IL1174012645
  8. Kylie Abernathy, OTChicago, IL1518489269
  9. Ashly AbrahamGlenview, IL1043085160
  10. Gifty AbrahamSt Charles, IL1922382555

Common questions

What is Jan-Lok Deborah Mak, OTR/L's NPI number?

Jan-Lok Deborah Mak, OTR/L's National Provider Identifier (NPI) is 1730401639, issued on Feb 18, 2010. An NPI identifies a provider in billing; it is not a license.

Where is Jan-Lok Deborah Mak, OTR/L located?

The NPPES record lists a practice address at 150 Jamestown LN, Lincolnshire, IL, 60069. Phone: (847) 883-9010. Providers update this record themselves, so call before visiting.

How can I verify Jan-Lok Deborah Mak, OTR/L's license?

NPPES lists Illinois license number 056007079, 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.