NPPES file of Aug 9, 2026

Erin Margaret Roiser, OTR/L

Occupational Therapist · Chicago, IL

Erin Margaret Roiser, OTR/L is an occupational therapist with a practice address in Chicago, Illinois, and NPI 1538403431, issued on Nov 15, 2012. Check the license (Illinois 056009963, 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
1538403431
Name
Erin Margaret Roiser
Credential
OTR/L
Primary taxonomy
Occupational Therapist 225X00000X
License number
056009963 IL
Self-reported in NPPES; status is on the state search
Practice location
600 W Roosevelt RD, Chicago, IL 60607
Phone
(312) 588-5050
Enumerated
Nov 15, 2012
Record last updated
Nov 15, 2012 (not updated in 14 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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8 nearest occupational therapist records → All 5,855 in Illinois → Look up another NPI →

Also registered at 600 W Roosevelt RD

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

  1. Isabella Aguilar, MA-CFSpeech-Language Pathologist1164241519
  2. Scott Busteed, MS, CCC-SLPSpeech-Language Pathologist1497174395
  3. Emily Cleveland, OTROccupational Therapist1578229159
  4. Molly Peterson, PT, DPTPediatric Physical Therapist1881249795
  5. Sarah Schreiber, OTR/LPediatric Occupational Therapist1396485843
  6. Leah Songer, M.A., CCC-SLPSpeech-Language Pathologist1942559257

Verify Erin Margaret Roiser 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 056009963    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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Erin Margaret Roiser among 5,855 occupational therapist records in Illinois

Erin Margaret Roiser, OTR/L is one of 5,855 occupational therapist records with a practice address in Illinois. 13% 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 2012, is newer than 34% of them.

  • NPI issued2012 · 34% of these records are older, 60% newer
  • In a Medicare fileNo · 13% of these records are
  • In the CMS Doctors and Clinicians fileNo · 14% of these records are
  • Record last updated2012 · 65% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 225X00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

1,267 occupational therapist records list a practice address in Chicago

They are 1,267 of the 63,379 NPPES records with a practice address in Chicago, and 5,855 occupational therapist records in Illinois. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 5,855 in Illinois → Every provider in Chicago → Occupational Therapist nationwide →

The 8 occupational therapist records with the nearest ZIP codes

  1. Rebecca Brown, OTChicago, IL 606071801833884
  2. Todd Cobler, OTChicago, IL 606071669508925
  3. Heather Fite, OTR/LChicago, IL 606071790039873
  4. Emily Geline, OTR/LChicago, IL 606071407295868
  5. Alexa GreifChicago, IL 606071457783250
  6. Laura Hallman, MA OTRLChicago, IL 606071659314029
  7. Laura Hawkesworth, MS, OTR/LChicago, IL 606071861609901
  8. Sarah Hirschman, OTR/LChicago, IL 606071699047845

Common questions

What is Erin Margaret Roiser, OTR/L's NPI number?

Erin Margaret Roiser, OTR/L's National Provider Identifier (NPI) is 1538403431, issued on Nov 15, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Erin Margaret Roiser, OTR/L located?

The NPPES record lists a practice address at 600 W Roosevelt RD, Chicago, IL, 60607. Phone: (312) 588-5050. Providers update this record themselves, so call before visiting.

How can I verify Erin Margaret Roiser, OTR/L's license?

NPPES lists Illinois license number 056009963, 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.

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.